{
 "version": "2.2",
 "instance": {
  "d795080d20f.htm": {
   "nsprefix": "bgi",
   "nsuri": "http://www.birksgroup.com/20240330",
   "dts": {
    "schema": {
     "local": [
      "bgi-20240330.xsd"
     ],
     "remote": [
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xl-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://www.xbrl.org/2006/ref-2006-02-27.xsd",
      "http://www.xbrl.org/lrr/arcrole/factExplanatory-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd",
      "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd",
      "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd",
      "https://www.xbrl.org/dtr/type/2022-03-31/types.xsd",
      "https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd",
      "https://xbrl.fasb.org/srt/2023/elts/srt-roles-2023.xsd",
      "https://xbrl.fasb.org/srt/2023/elts/srt-types-2023.xsd",
      "https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd",
      "https://xbrl.fasb.org/us-gaap/2023/elts/us-roles-2023.xsd",
      "https://xbrl.fasb.org/us-gaap/2023/elts/us-types-2023.xsd",
      "https://xbrl.sec.gov/country/2023/country-2023.xsd",
      "https://xbrl.sec.gov/currency/2023/currency-2023.xsd",
      "https://xbrl.sec.gov/dei/2023/dei-2023.xsd",
      "https://xbrl.sec.gov/ecd/2023/ecd-2023.xsd",
      "https://xbrl.sec.gov/ecd/2023/ecd-sub-2023.xsd",
      "https://xbrl.sec.gov/exch/2023/exch-2023.xsd",
      "https://xbrl.sec.gov/naics/2023/naics-2023.xsd",
      "https://xbrl.sec.gov/sic/2023/sic-2023.xsd",
      "https://xbrl.sec.gov/stpr/2023/stpr-2023.xsd"
     ]
    },
    "calculationLink": {
     "local": [
      "bgi-20240330_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "bgi-20240330_def.xml"
     ]
    },
    "labelLink": {
     "local": [
      "bgi-20240330_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "bgi-20240330_pre.xml"
     ]
    },
    "inline": {
     "local": [
      "d795080d20f.htm"
     ]
    }
   },
   "keyStandard": 307,
   "keyCustom": 119,
   "axisStandard": 32,
   "axisCustom": 6,
   "memberStandard": 37,
   "memberCustom": 94,
   "hidden": {
    "total": 8,
    "http://xbrl.sec.gov/dei/2023": 3,
    "http://fasb.org/us-gaap/2023": 5
   },
   "contextCount": 400,
   "entityCount": 1,
   "segmentCount": 132,
   "elementCount": 847,
   "unitCount": 13,
   "baseTaxonomies": {
    "http://fasb.org/us-gaap/2023": 891,
    "http://xbrl.sec.gov/dei/2023": 47,
    "http://xbrl.sec.gov/ecd/2023": 1
   },
   "report": {
    "R1": {
     "role": "http://www.birksgroup.com/role/CoverPage",
     "longName": "1001 - Document - Cover Page",
     "shortName": "Cover Page",
     "isDefault": "true",
     "groupType": "document",
     "subGroupType": "",
     "menuCat": "Cover",
     "order": "1",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "dei:DocumentType",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R2": {
     "role": "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
     "longName": "1002 - Statement - Consolidated Balance Sheets",
     "shortName": "Consolidated Balance Sheets",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "2",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R3": {
     "role": "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical",
     "longName": "1003 - Statement - Consolidated Balance Sheets (Parenthetical)",
     "shortName": "Consolidated Balance Sheets (Parenthetical)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "parenthetical",
     "menuCat": "Statements",
     "order": "3",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:CommonStockSharesOutstanding",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "td",
       "tr",
       "table",
       "ix:continuation",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:PreferredStockSharesIssued",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "us-gaap:PreferredStockSharesIssued",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R4": {
     "role": "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations",
     "longName": "1004 - Statement - Consolidated Statements of Operations",
     "shortName": "Consolidated Statements of Operations",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "4",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:Revenues",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:CostOfRevenue",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R5": {
     "role": "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperationsParenthetical",
     "longName": "1005 - Statement - Consolidated Statements of Operations (Parenthetical)",
     "shortName": "Consolidated Statements of Operations (Parenthetical)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "parenthetical",
     "menuCat": "Statements",
     "order": "5",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:EquityMethodInvestmentsTaxComponentOfIncomeLossFromEquityMethodInvestments",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:EquityMethodInvestmentsTaxComponentOfIncomeLossFromEquityMethodInvestments",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R6": {
     "role": "http://www.birksgroup.com/role/ConsolidatedStatementsOfOtherComprehensiveIncomeLoss",
     "longName": "1006 - Statement - Consolidated Statements of Other Comprehensive Income (loss)",
     "shortName": "Consolidated Statements of Other Comprehensive Income (loss)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "6",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R7": {
     "role": "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency",
     "longName": "1007 - Statement - Consolidated Statements of Changes in Stockholders' Equity (deficiency)",
     "shortName": "Consolidated Statements of Changes in Stockholders' Equity (deficiency)",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "7",
     "firstAnchor": {
      "contextRef": "PAsOn03_27_2021",
      "name": "us-gaap:StockholdersEquity",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_27_2021",
      "name": "us-gaap:StockholdersEquity",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R8": {
     "role": "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows",
     "longName": "1008 - Statement - Consolidated Statements of Cash Flows",
     "shortName": "Consolidated Statements of Cash Flows",
     "isDefault": "false",
     "groupType": "statement",
     "subGroupType": "",
     "menuCat": "Statements",
     "order": "8",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:DepreciationAndAmortizations",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R9": {
     "role": "http://xbrl.sec.gov/ecd/role/PvpDisclosure",
     "longName": "995410 - Disclosure - Pay vs Performance Disclosure",
     "shortName": "Pay vs Performance Disclosure",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "9",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R10": {
     "role": "http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc",
     "longName": "995447 - Disclosure - Insider Trading Policies and Procedures",
     "shortName": "Insider Trading Policies and Procedures",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "10",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "ecd:InsiderTrdPoliciesProcAdoptedFlag",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R11": {
     "role": "http://www.birksgroup.com/role/BasisOfPresentation",
     "longName": "999001 - Disclosure - Basis of presentation",
     "shortName": "Basis of presentation",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "11",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R12": {
     "role": "http://www.birksgroup.com/role/SignificantAccountingPolicies",
     "longName": "999002 - Disclosure - Significant accounting policies",
     "shortName": "Significant accounting policies",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "12",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R13": {
     "role": "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivables",
     "longName": "999003 - Disclosure - Accounts receivable and other receivables",
     "shortName": "Accounts receivable and other receivables",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "13",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R14": {
     "role": "http://www.birksgroup.com/role/Inventories",
     "longName": "999004 - Disclosure - Inventories",
     "shortName": "Inventories",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "14",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:InventoryDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:InventoryDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R15": {
     "role": "http://www.birksgroup.com/role/PropertyAndEquipment",
     "longName": "999005 - Disclosure - Property and equipment",
     "shortName": "Property and equipment",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "15",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R16": {
     "role": "http://www.birksgroup.com/role/BankIndebtedness",
     "longName": "999006 - Disclosure - Bank indebtedness",
     "shortName": "Bank indebtedness",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "16",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R17": {
     "role": "http://www.birksgroup.com/role/AccruedLiabilities",
     "longName": "999007 - Disclosure - Accrued liabilities",
     "shortName": "Accrued liabilities",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "17",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R18": {
     "role": "http://www.birksgroup.com/role/LongTermDebt",
     "longName": "999008 - Disclosure - Long-term debt",
     "shortName": "Long-term debt",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "18",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:LongTermDebtTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:LongTermDebtTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R19": {
     "role": "http://www.birksgroup.com/role/OtherLongTermLiabilities",
     "longName": "999009 - Disclosure - Other long-term liabilities",
     "shortName": "Other long-term liabilities",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "19",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureNoncurrentTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureNoncurrentTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R20": {
     "role": "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensation",
     "longName": "999010 - Disclosure - Benefit plans and stock-based compensation",
     "shortName": "Benefit plans and stock-based compensation",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "20",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R21": {
     "role": "http://www.birksgroup.com/role/IncomeTaxes",
     "longName": "999011 - Disclosure - Income taxes",
     "shortName": "Income taxes",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "21",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R22": {
     "role": "http://www.birksgroup.com/role/CapitalStock",
     "longName": "999012 - Disclosure - Capital stock",
     "shortName": "Capital stock",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "22",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R23": {
     "role": "http://www.birksgroup.com/role/Leases",
     "longName": "999013 - Disclosure - Leases",
     "shortName": "Leases",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "23",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R24": {
     "role": "http://www.birksgroup.com/role/Contingencies",
     "longName": "999014 - Disclosure - Contingencies",
     "shortName": "Contingencies",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "24",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:LossContingencyDisclosures",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:LossContingencyDisclosures",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R25": {
     "role": "http://www.birksgroup.com/role/SegmentedInformation",
     "longName": "999015 - Disclosure - Segmented information",
     "shortName": "Segmented information",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "25",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R26": {
     "role": "http://www.birksgroup.com/role/RelatedPartyTransactions",
     "longName": "999016 - Disclosure - Related party transactions",
     "shortName": "Related party transactions",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "26",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R27": {
     "role": "http://www.birksgroup.com/role/FinancialInstruments",
     "longName": "999017 - Disclosure - Financial instruments",
     "shortName": "Financial instruments",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "27",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:FinancialInstrumentsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:FinancialInstrumentsDisclosureTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R28": {
     "role": "http://www.birksgroup.com/role/GovernmentGrants",
     "longName": "999018 - Disclosure - Government grants",
     "shortName": "Government grants",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "28",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:GovernmentGrantsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:GovernmentGrantsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R29": {
     "role": "http://www.birksgroup.com/role/SubsequentEvents",
     "longName": "999019 - Disclosure - Subsequent events",
     "shortName": "Subsequent events",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "29",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:SubsequentEventsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:SubsequentEventsTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R30": {
     "role": "http://www.birksgroup.com/role/InsiderTradingPolicy",
     "longName": "999020 - Disclosure - Insider Trading Policy",
     "shortName": "Insider Trading Policy",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "",
     "menuCat": "Notes",
     "order": "30",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "ecd:InsiderTrdPoliciesProcAdoptedFlag",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": null
    },
    "R31": {
     "role": "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies",
     "longName": "999021 - Disclosure - Significant accounting policies (Policies)",
     "shortName": "Significant accounting policies (Policies)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "policies",
     "menuCat": "Policies",
     "order": "31",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:RevenueRecognitionPolicyTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:RevenueRecognitionPolicyTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R32": {
     "role": "http://www.birksgroup.com/role/SignificantAccountingPoliciesTables",
     "longName": "999022 - Disclosure - Significant accounting policies (Tables)",
     "shortName": "Significant accounting policies (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "32",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:ScheduleOfEstimatedUsefulLivesOfAssetsTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:PropertyPlantAndEquipmentPolicyTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:ScheduleOfEstimatedUsefulLivesOfAssetsTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:PropertyPlantAndEquipmentPolicyTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R33": {
     "role": "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesTables",
     "longName": "999023 - Disclosure - Accounts receivable and other receivables (Tables)",
     "shortName": "Accounts receivable and other receivables (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "33",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R34": {
     "role": "http://www.birksgroup.com/role/InventoriesTables",
     "longName": "999024 - Disclosure - Inventories (Tables)",
     "shortName": "Inventories (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "34",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:InventoryDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:InventoryDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R35": {
     "role": "http://www.birksgroup.com/role/PropertyAndEquipmentTables",
     "longName": "999025 - Disclosure - Property and equipment (Tables)",
     "shortName": "Property and equipment (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "35",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:PropertyPlantAndEquipmentTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:PropertyPlantAndEquipmentTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R36": {
     "role": "http://www.birksgroup.com/role/BankIndebtednessTables",
     "longName": "999026 - Disclosure - Bank indebtedness (Tables)",
     "shortName": "Bank indebtedness (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "36",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R37": {
     "role": "http://www.birksgroup.com/role/AccruedLiabilitiesTables",
     "longName": "999027 - Disclosure - Accrued liabilities (Tables)",
     "shortName": "Accrued liabilities (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "37",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R38": {
     "role": "http://www.birksgroup.com/role/LongTermDebtTables",
     "longName": "999028 - Disclosure - Long-term debt (Tables)",
     "shortName": "Long-term debt (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "38",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfDebtTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:LongTermDebtTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfDebtTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:LongTermDebtTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R39": {
     "role": "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationTables",
     "longName": "999029 - Disclosure - Benefit plans and stock-based compensation (Tables)",
     "shortName": "Benefit plans and stock-based compensation (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "39",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R40": {
     "role": "http://www.birksgroup.com/role/IncomeTaxesTables",
     "longName": "999030 - Disclosure - Income taxes (Tables)",
     "shortName": "Income taxes (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "40",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R41": {
     "role": "http://www.birksgroup.com/role/CapitalStockTables",
     "longName": "999031 - Disclosure - Capital stock (Tables)",
     "shortName": "Capital stock (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "41",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfCommonStockOutstandingRollForwardTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfCommonStockOutstandingRollForwardTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R42": {
     "role": "http://www.birksgroup.com/role/LeasesTables",
     "longName": "999032 - Disclosure - Leases (Tables)",
     "shortName": "Leases (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "42",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:LeaseCostTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:LeaseCostTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R43": {
     "role": "http://www.birksgroup.com/role/SegmentedInformationTables",
     "longName": "999033 - Disclosure - Segmented information (Tables)",
     "shortName": "Segmented information (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "43",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R44": {
     "role": "http://www.birksgroup.com/role/RelatedPartyTransactionsTables",
     "longName": "999034 - Disclosure - Related party transactions (Tables)",
     "shortName": "Related party transactions (Tables)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "tables",
     "menuCat": "Tables",
     "order": "44",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R45": {
     "role": "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
     "longName": "999035 - Disclosure - Basis of Presentation - Additional Information (Detail)",
     "shortName": "Basis of Presentation - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "45",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:LineOfCreditFacilityCovenantTermsCashMinimum",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:CashFlowsFromUsedinOperatingActivitiesfromContinuingOperations",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R46": {
     "role": "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
     "longName": "999036 - Disclosure - Significant Accounting Policies - Additional Information (Detail)",
     "shortName": "Significant Accounting Policies - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "46",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:CashReceivedFromCreditCardIssuers",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "us-gaap:CashAndCashEquivalentsPolicyTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:CashReceivedFromCreditCardIssuers",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "us-gaap:CashAndCashEquivalentsPolicyTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R47": {
     "role": "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail",
     "longName": "999037 - Disclosure - Significant Accounting Policies - Estimated Useful Lives of Assets (Detail)",
     "shortName": "Significant Accounting Policies - Estimated Useful Lives of Assets (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "47",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_LeaseholdImprovementsMemberusgaapPropertyPlantAndEquipmentByTypeAxis",
      "name": "bgi:DescriptionOfUsefulLivesOfPropertyPlantAndEquipment",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "td",
       "tr",
       "table",
       "ix:continuation",
       "us-gaap:PropertyPlantAndEquipmentPolicyTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_LeaseholdImprovementsMemberusgaapPropertyPlantAndEquipmentByTypeAxis",
      "name": "bgi:DescriptionOfUsefulLivesOfPropertyPlantAndEquipment",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "td",
       "tr",
       "table",
       "ix:continuation",
       "us-gaap:PropertyPlantAndEquipmentPolicyTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R48": {
     "role": "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail",
     "longName": "999038 - Disclosure - Significant Accounting Policies - Basic and Diluted Earnings Per Common Share (Detail)",
     "shortName": "Significant Accounting Policies - Basic and Diluted Earnings Per Common Share (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "48",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:NetIncomeLoss",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_28_2021To03_26_2022",
      "name": "us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
       "ix:continuation",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R49": {
     "role": "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfAccountsReceivableNetOfAllowanceForDoubtfulAccountsDetail",
     "longName": "999039 - Disclosure - Accounts Receivable and Other Receivables - Summary of Accounts Receivable, Net of Allowance for Doubtful Accounts (Detail)",
     "shortName": "Accounts Receivable and Other Receivables - Summary of Accounts Receivable, Net of Allowance for Doubtful Accounts (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "49",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:TradeReceivables",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:TradeReceivables",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R50": {
     "role": "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesScheduleOfContinuityOfAllowanceForDoubtfulAccountsDetail",
     "longName": "999040 - Disclosure - Accounts Receivable and Other Receivables - Schedule of Continuity of Allowance for Doubtful Accounts (Detail)",
     "shortName": "Accounts Receivable and Other Receivables - Schedule of Continuity of Allowance for Doubtful Accounts (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "50",
     "firstAnchor": {
      "contextRef": "PAsOn03_25_2023",
      "name": "us-gaap:AllowanceForDoubtfulAccountsReceivable",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_27_2021",
      "name": "us-gaap:AllowanceForDoubtfulAccountsReceivable",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R51": {
     "role": "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail",
     "longName": "999041 - Disclosure - Accounts receivable and other receivables - Summary of Disaggregates the Company's Accounts Receivables and Long-Term Receivables (Detail)",
     "shortName": "Accounts receivable and other receivables - Summary of Disaggregates the Company's Accounts Receivables and Long-Term Receivables (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "51",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:CustomerInHouseReceivables",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:AccountsReceivableNoncurrentPastDueTableTextBlock",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:CustomerInHouseReceivables",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:AccountsReceivableNoncurrentPastDueTableTextBlock",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R52": {
     "role": "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesAdditionalInformationDetail",
     "longName": "999042 - Disclosure - Accounts Receivable and Other Receivables - Additional Information (Detail)",
     "shortName": "Accounts Receivable and Other Receivables - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "52",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_NonAccrualMemberusgaapValuationAllowancesAndReservesTypeAxis",
      "name": "bgi:AccountsReceivablePaymentTerms",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_NonAccrualMemberusgaapValuationAllowancesAndReservesTypeAxis",
      "name": "bgi:AccountsReceivablePaymentTerms",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R53": {
     "role": "http://www.birksgroup.com/role/InventoriesSummaryOfInventoriesNetOfReservesDetail",
     "longName": "999043 - Disclosure - Inventories - Summary of Inventories, Net of Reserves (Detail)",
     "shortName": "Inventories - Summary of Inventories, Net of Reserves (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "53",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:InventoryWorkInProcessAndRawMaterialsNetOfReserves",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
       "us-gaap:InventoryDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:InventoryWorkInProcessAndRawMaterialsNetOfReserves",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
       "us-gaap:InventoryDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R54": {
     "role": "http://www.birksgroup.com/role/InventoriesSummaryOfInventoriesNetOfReservesParentheticalDetail",
     "longName": "999044 - Disclosure - Inventories - Summary of Inventories, Net of Reserves (Parenthetical) (Detail)",
     "shortName": "Inventories - Summary of Inventories, Net of Reserves (Parenthetical) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "54",
     "firstAnchor": {
      "contextRef": "PAsOn03_25_2023",
      "name": "bgi:IncreaseInRawMaterialsCorrection",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "div",
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
       "us-gaap:InventoryDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_25_2023",
      "name": "bgi:IncreaseInRawMaterialsCorrection",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "div",
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfInventoryCurrentTableTextBlock",
       "us-gaap:InventoryDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R55": {
     "role": "http://www.birksgroup.com/role/InventoriesContinuityOfTheInventoryReservesDetail",
     "longName": "999045 - Disclosure - Inventories - Continuity of the Inventory Reserves (Detail)",
     "shortName": "Inventories - Continuity of the Inventory Reserves (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "55",
     "firstAnchor": {
      "contextRef": "PAsOn03_25_2023",
      "name": "bgi:InventoryObsolescence",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "bgi:ScheduleOfReserveForInventoryObsolescenceTableTextBlock",
       "us-gaap:InventoryDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_27_2021",
      "name": "bgi:InventoryObsolescence",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "bgi:ScheduleOfReserveForInventoryObsolescenceTableTextBlock",
       "us-gaap:InventoryDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R56": {
     "role": "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail",
     "longName": "999046 - Disclosure - Property and Equipment - Components of Property and Equipment (Detail)",
     "shortName": "Property and Equipment - Components of Property and Equipment (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "56",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:PropertyPlantAndEquipmentGross",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:PropertyPlantAndEquipmentTextBlock",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024_FurnitureFixturesAndEquipmentMemberusgaapPropertyPlantAndEquipmentByTypeAxis",
      "name": "us-gaap:PropertyPlantAndEquipmentGross",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:PropertyPlantAndEquipmentTextBlock",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R57": {
     "role": "http://www.birksgroup.com/role/PropertyAndEquipmentAdditionalInformationDetail",
     "longName": "999047 - Disclosure - Property and Equipment - Additional Information (Detail)",
     "shortName": "Property and Equipment - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "57",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:PropertyPlantAndEquipmentGross",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:PropertyPlantAndEquipmentTextBlock",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024_AssetsHeldUnderCapitalLeasesMemberusgaapPropertyPlantAndEquipmentByTypeAxis",
      "name": "us-gaap:PropertyPlantAndEquipmentGross",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R58": {
     "role": "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
     "longName": "999048 - Disclosure - Bank Indebtedness - Additional Information (Detail)",
     "shortName": "Bank Indebtedness - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "58",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:LinesOfCreditCurrent",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:LineOfCreditFacilityExcessAvailabilityTriggerPercentage",
      "unitRef": "Unit_pure",
      "xsiNil": "false",
      "lang": null,
      "decimals": "2",
      "ancestors": [
       "div",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R59": {
     "role": "http://www.birksgroup.com/role/BankIndebtednessSummaryOfCompanysSeniorCreditFacilityDetail",
     "longName": "999049 - Disclosure - Bank Indebtedness - Summary of Company's Senior Credit Facility (Detail)",
     "shortName": "Bank Indebtedness - Summary of Company's Senior Credit Facility (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "59",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_SeniorSecuredNotesMemberusgaapLineOfCreditFacilityAxis",
      "name": "us-gaap:LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_SeniorSecuredNotesMemberusgaapLineOfCreditFacilityAxis",
      "name": "us-gaap:LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R60": {
     "role": "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail",
     "longName": "999050 - Disclosure - Accrued liabilities - Schedule of Accrued Liabilities (Detail)",
     "shortName": "Accrued liabilities - Schedule of Accrued Liabilities (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "60",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:EmployeeRelatedLiabilitiesCurrent",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock",
       "us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:EmployeeRelatedLiabilitiesCurrent",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock",
       "us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R61": {
     "role": "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
     "longName": "999051 - Disclosure - Long-term debt - Summary of Long Term Debt (Detail)",
     "shortName": "Long-term debt - Summary of Long Term Debt (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "61",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:LongTermDebt",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "div",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDebtTableTextBlock",
       "us-gaap:LongTermDebtTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R62": {
     "role": "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
     "longName": "999052 - Disclosure - Long-term debt - Summary of Long Term Debt (Parenthetical) (Detail)",
     "shortName": "Long-term debt - Summary of Long Term Debt (Parenthetical) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "62",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:LongTermDebt",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "div",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024_FinanceLeaseObligationsMemberusgaapLongtermDebtTypeAxis",
      "name": "bgi:DeferredFinancingCosts",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDebtTableTextBlock",
       "us-gaap:LongTermDebtTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R63": {
     "role": "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
     "longName": "999053 - Disclosure - Long-term debt - Additional Information (Detail)",
     "shortName": "Long-term debt - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "63",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:LettersOfCreditOutstandingAmount",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_25_2023",
      "name": "us-gaap:LettersOfCreditOutstandingAmount",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R64": {
     "role": "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail",
     "longName": "999054 - Disclosure - Long-term debt - Summary of Future Minimum Lease Payments for Finance Leases (Detail)",
     "shortName": "Long-term debt - Summary of Future Minimum Lease Payments for Finance Leases (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "64",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:FinanceLeaseLiabilityMaturityTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:FinanceLeaseLiabilityMaturityTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R65": {
     "role": "http://www.birksgroup.com/role/LongTermDebtSummaryOfPrincipalPaymentOnLongTermDebtIncludingObligationUnderFinanceLeaseDetail",
     "longName": "999055 - Disclosure - Long-term debt - Summary of Principal Payment on Long Term Debt Including Obligation Under Finance Lease (Detail)",
     "shortName": "Long-term debt - Summary of Principal Payment on Long Term Debt Including Obligation Under Finance Lease (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "65",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearOne",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "bgi:PrincipalPaymentOfLongTermDebtTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearOne",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "bgi:PrincipalPaymentOfLongTermDebtTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R66": {
     "role": "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail",
     "longName": "999056 - Disclosure - Other long-term liabilities - Additional Information (Detail)",
     "shortName": "Other long-term liabilities - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "66",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:LongTermDebt",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "div",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn08_31_2023_SupplierFinancingProgrammeOneMemberusgaapSupplierFinanceProgramAxis",
      "name": "bgi:FinancingProgrammeDownPaymentPercentage",
      "unitRef": "Unit_pure",
      "xsiNil": "false",
      "lang": null,
      "decimals": "2",
      "ancestors": [
       "div",
       "div",
       "div",
       "us-gaap:AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureNoncurrentTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R67": {
     "role": "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
     "longName": "999057 - Disclosure - Benefit Plans and Stock-Based Compensation - Additional Information (Detail)",
     "shortName": "Benefit Plans and Stock-Based Compensation - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "67",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn01_19_2022",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "0",
      "ancestors": [
       "div",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R68": {
     "role": "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfActivityOfStockOptionPlansAndArrangementsDetail",
     "longName": "999058 - Disclosure - Benefit Plans and Stock-Based Compensation - Summary of Activity of Stock Option Plans and Arrangements (Detail)",
     "shortName": "Benefit Plans and Stock-Based Compensation - Summary of Activity of Stock Option Plans and Arrangements (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "68",
     "firstAnchor": {
      "contextRef": "PAsOn03_25_2023",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "0",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R69": {
     "role": "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail",
     "longName": "999059 - Disclosure - Benefit Plans and Stock-Based Compensation - Summary of Status of Stock Options (Detail)",
     "shortName": "Benefit Plans and Stock-Based Compensation - Summary of Status of Stock Options (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "69",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice",
      "unitRef": "Unit_USD_per_Share",
      "xsiNil": "false",
      "lang": null,
      "decimals": "2",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024_StockOptionsOutstandingMemberusgaapAwardTypeAxis",
      "name": "us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R70": {
     "role": "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail",
     "longName": "999060 - Disclosure - Benefit Plans and Stock-Based Compensation - Summary of Birks' Restricted Stock Units And Deferred Share Units (Detail)",
     "shortName": "Benefit Plans and Stock-Based Compensation - Summary of Birks' Restricted Stock Units And Deferred Share Units (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "70",
     "firstAnchor": {
      "contextRef": "PAsOn03_25_2023_CashSettledDeferredShareUnitsMemberusgaapAwardTypeAxis",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "0",
      "ancestors": [
       "td",
       "tr",
       "table",
       "bgi:ScheduleRestrictedStockOptionsAndDeferredStockUnitsTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_28_2021To03_26_2022_CashSettledDeferredShareUnitsMemberusgaapAwardTypeAxis",
      "name": "bgi:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConverisionToEquitySettledAwrds",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "0",
      "ancestors": [
       "td",
       "tr",
       "table",
       "bgi:ScheduleRestrictedStockOptionsAndDeferredStockUnitsTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R71": {
     "role": "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail",
     "longName": "999061 - Disclosure - Income taxes - Additional Information (Detail)",
     "shortName": "Income taxes - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "71",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:DeferredTaxAssetsValuationAllowance",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_MinimumMembersrtRangeAxis",
      "name": "us-gaap:OpenTaxYear",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R72": {
     "role": "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail",
     "longName": "999062 - Disclosure - Income Taxes - Summary of Net Deferred Tax Assets Related to Continuing Operations (Detail)",
     "shortName": "Income Taxes - Summary of Net Deferred Tax Assets Related to Continuing Operations (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "72",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:DeferredTaxAssetsOperatingLossAndTaxCreditsCarryforwards",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:DeferredTaxAssetsOperatingLossAndTaxCreditsCarryforwards",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R73": {
     "role": "http://www.birksgroup.com/role/IncomeTaxesComponentsOfIncomeTaxExpenseBenefitFromContinuingOperationsDetail",
     "longName": "999063 - Disclosure - Income Taxes - Components of Income Tax Expense (Benefit) from Continuing Operations (Detail)",
     "shortName": "Income Taxes - Components of Income Tax Expense (Benefit) from Continuing Operations (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "73",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:CurrentIncomeTaxExpenseBenefit",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:CurrentIncomeTaxExpenseBenefit",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R74": {
     "role": "http://www.birksgroup.com/role/IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail",
     "longName": "999064 - Disclosure - Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Detail)",
     "shortName": "Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "74",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
      "unitRef": "Unit_pure",
      "xsiNil": "false",
      "lang": null,
      "decimals": "3",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
      "unitRef": "Unit_pure",
      "xsiNil": "false",
      "lang": null,
      "decimals": "3",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R75": {
     "role": "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail",
     "longName": "999065 - Disclosure - Income Taxes - Summary of Non Capital Losses (Detail)",
     "shortName": "Income Taxes - Summary of Non Capital Losses (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "75",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:OperatingLossCarryforwards",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:SummaryOfOperatingLossCarryforwardsTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024_TaxYearTwoThousandAndTwentyFiveMemberusgaapTaxPeriodAxis",
      "name": "us-gaap:OperatingLossCarryforwards",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:SummaryOfOperatingLossCarryforwardsTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R76": {
     "role": "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail",
     "longName": "999066 - Disclosure - Capital Stock - Additional Information (Detail)",
     "shortName": "Capital Stock - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "76",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:PreferredStockParOrStatedValuePerShare",
      "unitRef": "Unit_USD_per_Share",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "us-gaap:PreferredStockParOrStatedValuePerShare",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:NumberOfClassOfCommonStock",
      "unitRef": "Unit_Class",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R77": {
     "role": "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail",
     "longName": "999067 - Disclosure - Capital Stock - Summary of Common Stock Outstanding (Detail)",
     "shortName": "Capital Stock - Summary of Common Stock Outstanding (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "77",
     "firstAnchor": {
      "contextRef": "PAsOn03_25_2023",
      "name": "us-gaap:CommonStockSharesOutstanding",
      "unitRef": "Unit_shares",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "td",
       "tr",
       "table",
       "ix:continuation",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_26_2022",
      "name": "us-gaap:CommonStockValue",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "ix:continuation",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R78": {
     "role": "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsDetail",
     "longName": "999068 - Disclosure - Leases - Summary of Consolidated Statement Of Earnings (Detail)",
     "shortName": "Leases - Summary of Consolidated Statement Of Earnings (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "78",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:OperatingLeaseCost",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:LeaseCostTableTextBlock",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:OperatingLeaseCost",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:LeaseCostTableTextBlock",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R79": {
     "role": "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsParentheticalDetail",
     "longName": "999069 - Disclosure - Leases - Summary of Consolidated Statement Of Earnings (Parenthetical) (Detail)",
     "shortName": "Leases - Summary of Consolidated Statement Of Earnings (Parenthetical) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "79",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_VariableRentExpenseMemberusgaapIncomeStatementLocationAxis",
      "name": "bgi:RentConcessionsRecognizedAmount",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "div",
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:LeaseCostTableTextBlock",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_VariableRentExpenseMemberusgaapIncomeStatementLocationAxis",
      "name": "bgi:RentConcessionsRecognizedAmount",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "div",
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:LeaseCostTableTextBlock",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R80": {
     "role": "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseDetail",
     "longName": "999070 - Disclosure - Leases - Summary Of Supplemental Cash Flow Information Operating Lease (Detail)",
     "shortName": "Leases - Summary Of Supplemental Cash Flow Information Operating Lease (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "80",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:OperatingLeasePayments",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "bgi:SupplementalCashFlowInformationOperatingLeasesTableTextBlock",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:OperatingLeasePayments",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "bgi:SupplementalCashFlowInformationOperatingLeasesTableTextBlock",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R81": {
     "role": "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseParentheticalDetail",
     "longName": "999071 - Disclosure - Leases - Summary Of Supplemental Cash Flow Information Operating Lease (Parenthetical) (Detail)",
     "shortName": "Leases - Summary Of Supplemental Cash Flow Information Operating Lease (Parenthetical) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "81",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:RentConcessionsAssociatedToBaseRentAmount",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "div",
       "div",
       "td",
       "tr",
       "table",
       "bgi:SupplementalCashFlowInformationOperatingLeasesTableTextBlock",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:RentConcessionsAssociatedToBaseRentAmount",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "div",
       "div",
       "td",
       "tr",
       "table",
       "bgi:SupplementalCashFlowInformationOperatingLeasesTableTextBlock",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R82": {
     "role": "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail",
     "longName": "999072 - Disclosure - Leases - Summary Of Consolidated Balance Sheet For Operating Leases And Finance Leases (Detail)",
     "shortName": "Leases - Summary Of Consolidated Balance Sheet For Operating Leases And Finance Leases (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "82",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R83": {
     "role": "http://www.birksgroup.com/role/LeasesAdditionalInformationDetail",
     "longName": "999073 - Disclosure - Leases - Additional Information (Detail)",
     "shortName": "Leases - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "83",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:OperatingLeaseWeightedAverageRemainingLeaseTerm1",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:OperatingLeaseWeightedAverageRemainingLeaseTerm1",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "div",
       "bgi:DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R84": {
     "role": "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail",
     "longName": "999074 - Disclosure - Segmented Information - Additional Information (Detail)",
     "shortName": "Segmented Information - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "84",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:NumberOfReportableSegments",
      "unitRef": "Unit_Segment",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "div",
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:NumberOfReportableSegments",
      "unitRef": "Unit_Segment",
      "xsiNil": "false",
      "lang": null,
      "decimals": "INF",
      "ancestors": [
       "div",
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R85": {
     "role": "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
     "longName": "999075 - Disclosure - Segmented Information - Schedule of Information Relating to Segments (Detail)",
     "shortName": "Segmented Information - Schedule of Information Relating to Segments (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "85",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:Revenues",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_IntersegmentEliminationMembersrtConsolidationItemsAxis",
      "name": "us-gaap:Revenues",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R86": {
     "role": "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsParentheticalDetail",
     "longName": "999076 - Disclosure - Segmented Information - Schedule of Information Relating to Segments (Parenthetical) (Detail)",
     "shortName": "Segmented Information - Schedule of Information Relating to Segments (Parenthetical) (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "parenthetical",
     "menuCat": "Details",
     "order": "86",
     "firstAnchor": {
      "contextRef": "P03_25_2024To03_25_2024",
      "name": "bgi:CorrectionsMadeToReflectAdjustedGrossProfit",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "div",
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_25_2024To03_25_2024",
      "name": "bgi:CorrectionsMadeToReflectAdjustedGrossProfit",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "div",
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R87": {
     "role": "http://www.birksgroup.com/role/SegmentedInformationScheduleOfReconciliationsOfSegmentsGrossProfitsAndCertainUnallocatedCostsToConsolidatedGrossProfitsDetail",
     "longName": "999077 - Disclosure - Segmented Information - Schedule of Reconciliations of Segments Gross Profits and Certain Unallocated Costs to Consolidated Gross Profits (Detail)",
     "shortName": "Segmented Information - Schedule of Reconciliations of Segments Gross Profits and Certain Unallocated Costs to Consolidated Gross Profits (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "87",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:UnadjustedGrossProfit",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:InventoryValuationReserves",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock",
       "us-gaap:SegmentReportingDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R88": {
     "role": "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail",
     "longName": "999078 - Disclosure - Segmented Information - Summary of Sales by Classes of Similar Products (Detail)",
     "shortName": "Segmented Information - Summary of Sales by Classes of Similar Products (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "88",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "us-gaap:Revenues",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024_JewelryAndOtherMembersrtProductOrServiceAxis",
      "name": "us-gaap:Revenues",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfProductInformationTableTextBlock",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R89": {
     "role": "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail",
     "longName": "999079 - Disclosure - Related Party Transactions - Balance Related to Related Parties (Detail)",
     "shortName": "Related Party Transactions - Balance Related to Related Parties (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "89",
     "firstAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:RelatedPartyTransactionManagementFeesPaid",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock",
       "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P03_26_2023To03_30_2024",
      "name": "bgi:RelatedPartyTransactionManagementFeesPaid",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock",
       "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R90": {
     "role": "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
     "longName": "999080 - Disclosure - Related party transactions - Additional Information (Detail)",
     "shortName": "Related party transactions - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "90",
     "firstAnchor": {
      "contextRef": "P11_01_2018To11_01_2018",
      "name": "bgi:RelatedPartyTransactionPaymentsToRelatedParty",
      "unitRef": "Unit_EUR",
      "xsiNil": "false",
      "lang": null,
      "decimals": "0",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "P11_01_2018To11_01_2018",
      "name": "bgi:RelatedPartyTransactionPaymentsToRelatedParty",
      "unitRef": "Unit_EUR",
      "xsiNil": "false",
      "lang": null,
      "decimals": "0",
      "ancestors": [
       "div",
       "td",
       "tr",
       "table",
       "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R91": {
     "role": "http://www.birksgroup.com/role/FinancialInstrumentsAdditionalInformationDetail",
     "longName": "999081 - Disclosure - Financial Instruments - Additional Information (Detail)",
     "shortName": "Financial Instruments - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "91",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:LinesOfCreditCurrent",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-3",
      "ancestors": [
       "td",
       "tr",
       "table",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "us-gaap:LongtermDebtPercentageBearingVariableInterestAmount",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    },
    "R92": {
     "role": "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail",
     "longName": "999082 - Disclosure - Government grants - Additional Information (Detail)",
     "shortName": "Government grants - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "92",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024_AccountsReceivableMemberusgaapBalanceSheetLocationAxis_CanadianEmergencyWageSubsidyProgramMemberBGIGovernmentSubsidyProgramAxis",
      "name": "bgi:GovernmentGrantReceivable",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "div",
       "bgi:GovernmentGrantsTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "PAsOn03_30_2024_AccountsReceivableMemberusgaapBalanceSheetLocationAxis_CanadianEmergencyWageSubsidyProgramMemberBGIGovernmentSubsidyProgramAxis",
      "name": "bgi:GovernmentGrantReceivable",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "div",
       "bgi:GovernmentGrantsTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true,
      "unique": true
     }
    },
    "R93": {
     "role": "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail",
     "longName": "999083 - Disclosure - Subsequent Events - Additional Information (Detail)",
     "shortName": "Subsequent Events - Additional Information (Detail)",
     "isDefault": "false",
     "groupType": "disclosure",
     "subGroupType": "details",
     "menuCat": "Details",
     "order": "93",
     "firstAnchor": {
      "contextRef": "PAsOn03_30_2024",
      "name": "bgi:LineOfCreditFacilityCovenantTermsCashMinimum",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-5",
      "ancestors": [
       "div",
       "ix:continuation",
       "div",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "first": true
     },
     "uniqueAnchor": {
      "contextRef": "P07_15_2024To07_15_2024_SubsequentEventMemberusgaapSubsequentEventTypeAxis",
      "name": "us-gaap:DebtInstrumentPeriodicPaymentInterest",
      "unitRef": "Unit_USD",
      "xsiNil": "false",
      "lang": null,
      "decimals": "-6",
      "ancestors": [
       "div",
       "div",
       "div",
       "div",
       "us-gaap:SubsequentEventsTextBlock",
       "div",
       "div",
       "div",
       "div",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "d795080d20f.htm",
      "unique": true
     }
    }
   },
   "tag": {
    "us-gaap_AccountingPoliciesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountingPoliciesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Policies [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccountsAndOtherReceivablesNetCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsAndOtherReceivablesNetCurrent",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0,
       "order": 26.0
      },
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfAccountsReceivableNetOfAllowanceForDoubtfulAccountsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfAccountsReceivableNetOfAllowanceForDoubtfulAccountsDetail",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts and Other Receivables, Net, Current",
        "terseLabel": "Accounts receivable and other receivables",
        "totalLabel": "Total",
        "documentation": "Amount, after allowance, receivable from customers, clients, or other third-parties, and receivables classified as other due within one year or the normal operating cycle, if longer."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/AccruedLiabilities"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]",
        "terseLabel": "Accrued liabilities",
        "documentation": "The entire disclosure for accounts payable, accrued expenses, and other liabilities that are classified as current at the end of the reporting period."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureNoncurrentTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureNoncurrentTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilities"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Noncurrent [Text Block]",
        "terseLabel": "Other long-term liabilities",
        "documentation": "The entire disclosure for accounts payable, accrued expenses, and other liabilities that are classified as noncurrent at the end of the reporting period."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccountsPayableAndAccruedLiabilitiesNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsPayableAndAccruedLiabilitiesNoncurrent",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Payable and Accrued Liabilities, Noncurrent",
        "terseLabel": "Advances payable to related party",
        "documentation": "Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due after one year (or beyond the operating cycle if longer), including liabilities for compensation costs, fringe benefits other than pension and postretirement obligations, rent, contractual rights and obligations, and statutory obligations."
       }
      }
     },
     "auth_ref": [
      "r24"
     ]
    },
    "us-gaap_AccountsPayableAndAccruedLiabilitiesNoncurrentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsPayableAndAccruedLiabilitiesNoncurrentAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Payable and Accrued Liabilities, Noncurrent [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccountsPayableCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsPayableCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0,
       "order": 15.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Payable, Current",
        "terseLabel": "Accounts payable",
        "verboseLabel": "Accounts payable to related parties",
        "documentation": "Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)."
       }
      }
     },
     "auth_ref": [
      "r16",
      "r781"
     ]
    },
    "bgi_AccountsReceivableAndOtherReceivableNonCurrentNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AccountsReceivableAndOtherReceivableNonCurrentNet",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable And Other Receivable Non Current Net",
        "terseLabel": "Accounts receivable and other receivable non current net",
        "documentation": "Accounts receivable and other receivable noncurrent net."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AccountsReceivableAndOtherReceivablesFromRelatedParties": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AccountsReceivableAndOtherReceivablesFromRelatedParties",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable And Other Receivables From Related Parties",
        "terseLabel": "Accounts receivable and other receivables from related parties",
        "documentation": "Accounts receivable and other receivables from related parties."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AccountsReceivableAndOtherReceivablesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AccountsReceivableAndOtherReceivablesMember",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable And Other Receivables [Member]",
        "terseLabel": "Accounts Receivable and other receivables [Member]",
        "documentation": "Accounts receivable and other receivables."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AccountsReceivableDuePeriod": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AccountsReceivableDuePeriod",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable Due Period",
        "terseLabel": "Accounts receivable periods",
        "documentation": "Accounts Receivable Due Period"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AccountsReceivableFromRelatedParties": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AccountsReceivableFromRelatedParties",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable From Related Parties",
        "terseLabel": "Accounts receivable from related parties",
        "documentation": "Accounts receivable from related parties."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccountsReceivableMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsReceivableMember",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable [Member]",
        "verboseLabel": "Accounts receivable [Member]",
        "documentation": "Due from customers or clients for goods or services that have been delivered or sold."
       }
      }
     },
     "auth_ref": [
      "r740"
     ]
    },
    "us-gaap_AccountsReceivableNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsReceivableNet",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, after Allowance for Credit Loss",
        "verboseLabel": "Accounts receivable, related parties",
        "terseLabel": "Receivable from joint venture",
        "documentation": "Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business."
       }
      }
     },
     "auth_ref": [
      "r678",
      "r739",
      "r787",
      "r975"
     ]
    },
    "us-gaap_AccountsReceivableNetNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsReceivableNetNoncurrent",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0,
       "order": 20.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Net, Noncurrent",
        "terseLabel": "Long-term receivables",
        "documentation": "Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as noncurrent."
       }
      }
     },
     "auth_ref": [
      "r277",
      "r581"
     ]
    },
    "us-gaap_AccountsReceivableNoncurrentPastDueLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsReceivableNoncurrentPastDueLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Noncurrent, Past Due [Line Items]",
        "terseLabel": "Accounts Receivable, Noncurrent, Past Due [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r913"
     ]
    },
    "us-gaap_AccountsReceivableNoncurrentPastDueTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsReceivableNoncurrentPastDueTable",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Noncurrent, Past Due [Table]",
        "terseLabel": "Accounts Receivable, Noncurrent, Past Due [Table]",
        "documentation": "Disclosure of information about aging analysis for accounts receivable, classified as noncurrent."
       }
      }
     },
     "auth_ref": [
      "r913"
     ]
    },
    "us-gaap_AccountsReceivableNoncurrentPastDueTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccountsReceivableNoncurrentPastDueTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Noncurrent, Past Due [Table Text Block]",
        "terseLabel": "Summary of Disaggregates the Company's Accounts Receivables and Long-Term Receivables",
        "documentation": "Tabular disclosure of aging analysis for accounts receivable, classified as noncurrent."
       }
      }
     },
     "auth_ref": [
      "r913"
     ]
    },
    "bgi_AccountsReceivablePaymentTerms": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AccountsReceivablePaymentTerms",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable Payment Terms",
        "terseLabel": "Payment period of term loan",
        "documentation": "Accounts Receivable Payment Terms"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AccountsReceivablesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AccountsReceivablesLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivables [Line Items]",
        "terseLabel": "Accounts Receivables [Line Items]",
        "documentation": "Accounts Receivables [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AccountsReceivablesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AccountsReceivablesTable",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivables [Table]",
        "terseLabel": "Accounts Receivables [Table]",
        "documentation": "Accounts Receivables [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccruedLiabilitiesCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccruedLiabilitiesCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0,
       "order": 14.0
      },
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accrued Liabilities, Current",
        "terseLabel": "Accrued liabilities",
        "totalLabel": "Total accrued liabilities",
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)."
       }
      }
     },
     "auth_ref": [
      "r18"
     ]
    },
    "us-gaap_AccruedLiabilitiesCurrentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccruedLiabilitiesCurrentAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Accrued Liabilities, Current [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AccruedProfessionalFeesCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccruedProfessionalFeesCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail": {
       "parentTag": "us-gaap_AccruedLiabilitiesCurrent",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accrued Professional Fees, Current",
        "terseLabel": "Professional and other service fees",
        "documentation": "Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)."
       }
      }
     },
     "auth_ref": [
      "r18"
     ]
    },
    "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail": {
       "parentTag": "us-gaap_PropertyPlantAndEquipmentNet",
       "weight": -1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipmentAdditionalInformationDetail",
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment",
        "negatedLabel": "Accumulated depreciation and impairment charges",
        "terseLabel": "Gross fixed assets write down",
        "documentation": "Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services."
       }
      }
     },
     "auth_ref": [
      "r54",
      "r168",
      "r594"
     ]
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax",
        "terseLabel": "Accumulated other comprehensive income (loss)",
        "documentation": "Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source."
       }
      }
     },
     "auth_ref": [
      "r27",
      "r28",
      "r108",
      "r177",
      "r590",
      "r627",
      "r631"
     ]
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "AOCI Attributable to Parent [Member]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Member]",
        "documentation": "Accumulated increase (decrease) in equity from transactions and other events and circumstances from non-owner sources, attributable to the parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners."
       }
      }
     },
     "auth_ref": [
      "r1",
      "r9",
      "r28",
      "r480",
      "r483",
      "r545",
      "r622",
      "r623",
      "r887",
      "r888",
      "r889",
      "r897",
      "r898",
      "r899"
     ]
    },
    "ecd_Additional402vDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "Additional402vDisclosureTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional 402(v) Disclosure [Text Block]",
        "terseLabel": "Additional 402(v) Disclosure"
       }
      }
     },
     "auth_ref": [
      "r834"
     ]
    },
    "bgi_AdditionalChargesOfObsolescenceReserveForInventory": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AdditionalChargesOfObsolescenceReserveForInventory",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/InventoriesContinuityOfTheInventoryReservesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Charges Of Obsolescence Reserve For Inventory",
        "terseLabel": "Additional charges",
        "documentation": "Additional Charges Of Obsolescence Reserve For Inventory"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AdditionalPaidInCapitalCommonStock": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AdditionalPaidInCapitalCommonStock",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Paid in Capital, Common Stock",
        "terseLabel": "Additional paid-in capital",
        "documentation": "Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital."
       }
      }
     },
     "auth_ref": [
      "r100"
     ]
    },
    "us-gaap_AdditionalPaidInCapitalMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AdditionalPaidInCapitalMember",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Additional Paid-in Capital [Member]",
        "terseLabel": "Additional Paid-in Capital [Member]",
        "documentation": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders."
       }
      }
     },
     "auth_ref": [
      "r437",
      "r438",
      "r439",
      "r646",
      "r897",
      "r898",
      "r899",
      "r957",
      "r977"
     ]
    },
    "dei_AddressTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "AddressTypeDomain",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Address Type [Domain]",
        "documentation": "An entity may have several addresses for different purposes and this domain represents all such types."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AdjToCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AdjToCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Compensation Amount",
        "terseLabel": "Adjustment to Compensation, Amount"
       }
      }
     },
     "auth_ref": [
      "r840"
     ]
    },
    "ecd_AdjToCompAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AdjToCompAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Compensation [Axis]",
        "terseLabel": "Adjustment to Compensation:"
       }
      }
     },
     "auth_ref": [
      "r840"
     ]
    },
    "ecd_AdjToNonPeoNeoCompFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AdjToNonPeoNeoCompFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment to Non-PEO NEO Compensation Footnote [Text Block]",
        "terseLabel": "Adjustment to Non-PEO NEO Compensation Footnote"
       }
      }
     },
     "auth_ref": [
      "r840"
     ]
    },
    "ecd_AdjToPeoCompFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AdjToPeoCompFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment To PEO Compensation, Footnote [Text Block]",
        "terseLabel": "Adjustment To PEO Compensation, Footnote"
       }
      }
     },
     "auth_ref": [
      "r840"
     ]
    },
    "bgi_AdjustmentForNetChangeOfOperatingLeaseRightOfUseAssetsAndLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AdjustmentForNetChangeOfOperatingLeaseRightOfUseAssetsAndLiabilities",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 19.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment For Net Change Of Operating Lease Right Of Use Assets and Liabilities",
        "terseLabel": "Net change of operating lease right-of-use assets and liabilities",
        "documentation": "Adjustment for net change of operating lease right-of-use assets and liabilities."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AdjustmentOfAdditionalPaidInCapitalModificationOfCertainAwardsFromCashSettledToEquitySettled": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AdjustmentOfAdditionalPaidInCapitalModificationOfCertainAwardsFromCashSettledToEquitySettled",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustment Of Additional Paid In Capital Modification Of Certain Awards From Cash Settled To Equity Settled",
        "verboseLabel": "Modification of certain awards from cash settled to equity settled",
        "terseLabel": "Modification of certain awards from cash settled to equity settled",
        "documentation": "Adjustment of additional paid in capital modification of certain awards from cash settled to equity settled."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AdjustmentsForNewAccountingPronouncementsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AdjustmentsForNewAccountingPronouncementsAxis",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Standards Update [Axis]",
        "terseLabel": "Accounting Standards Update [Axis]",
        "documentation": "Information by amendment to accounting standards."
       }
      }
     },
     "auth_ref": [
      "r156",
      "r157",
      "r158",
      "r159",
      "r160",
      "r215",
      "r216",
      "r217",
      "r218",
      "r229",
      "r279",
      "r280",
      "r286",
      "r287",
      "r288",
      "r289",
      "r290",
      "r291",
      "r292",
      "r293",
      "r294",
      "r295",
      "r323",
      "r437",
      "r438",
      "r439",
      "r456",
      "r457",
      "r458",
      "r459",
      "r468",
      "r469",
      "r470",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r502",
      "r503",
      "r504",
      "r505",
      "r518",
      "r519",
      "r522",
      "r523",
      "r524",
      "r525",
      "r541",
      "r542",
      "r543",
      "r544",
      "r545",
      "r565",
      "r566",
      "r567",
      "r620",
      "r621",
      "r622",
      "r623",
      "r624",
      "r625",
      "r626",
      "r627",
      "r628",
      "r629",
      "r630",
      "r631"
     ]
    },
    "us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition",
        "terseLabel": "Compensation expense resulting from stock options and stock appreciation rights granted to Management",
        "documentation": "Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r70",
      "r71",
      "r403"
     ]
    },
    "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities:"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AdvertisingAndMarketingExpensesPolicyPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AdvertisingAndMarketingExpensesPolicyPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Advertising And Marketing Expenses Policy [Policy Text Block]",
        "terseLabel": "Advertising and marketing costs",
        "documentation": "Advertising And Marketing Expenses Policy Policy Text Block."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AfterTaxYearTwoThousandAndThirtyTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AfterTaxYearTwoThousandAndThirtyTwoMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "After Tax Year Two Thousand And Thirty Two [Member]",
        "terseLabel": "Expiring after 2032 [Member]",
        "documentation": "After tax year two thousand and thirty two."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AggtErrCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AggtErrCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Erroneous Compensation Amount",
        "terseLabel": "Aggregate Erroneous Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r804",
      "r816",
      "r826",
      "r852"
     ]
    },
    "ecd_AggtErrCompNotYetDeterminedTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AggtErrCompNotYetDeterminedTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Aggregate Erroneous Compensation Not Yet Determined [Text Block]",
        "terseLabel": "Aggregate Erroneous Compensation Not Yet Determined"
       }
      }
     },
     "auth_ref": [
      "r807",
      "r819",
      "r829",
      "r855"
     ]
    },
    "bgi_AgreementAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AgreementAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Agreement [Axis]",
        "documentation": "Agreement."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AgreementDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AgreementDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Agreement [Domain]",
        "documentation": "Agreement."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AllAdjToCompMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AllAdjToCompMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Adjustments to Compensation [Member]",
        "terseLabel": "All Adjustments to Compensation"
       }
      }
     },
     "auth_ref": [
      "r840"
     ]
    },
    "currency_AllCurrenciesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/currency/2023",
     "localname": "AllCurrenciesDomain",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Currencies [Domain]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_AllExecutiveCategoriesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AllExecutiveCategoriesMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Executive Categories [Member]",
        "terseLabel": "All Executive Categories"
       }
      }
     },
     "auth_ref": [
      "r847"
     ]
    },
    "ecd_AllIndividualsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AllIndividualsMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure",
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure",
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements",
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Individuals [Member]",
        "terseLabel": "All Individuals"
       }
      }
     },
     "auth_ref": [
      "r811",
      "r820",
      "r830",
      "r847",
      "r856",
      "r860",
      "r868"
     ]
    },
    "us-gaap_AllOtherSegmentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AllOtherSegmentsMember",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Segments [Member]",
        "terseLabel": "Other Segments [Member]",
        "documentation": "Operating segments classified as other. Excludes intersegment elimination and reconciling items."
       }
      }
     },
     "auth_ref": [
      "r244",
      "r260",
      "r261",
      "r262",
      "r263",
      "r264"
     ]
    },
    "ecd_AllTradingArrangementsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AllTradingArrangementsMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Trading Arrangements [Member]",
        "terseLabel": "All Trading Arrangements"
       }
      }
     },
     "auth_ref": [
      "r866"
     ]
    },
    "us-gaap_AllocatedShareBasedCompensationExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AllocatedShareBasedCompensationExpense",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Allocated Share-based Compensation Expense",
        "terseLabel": "Compensation expense",
        "documentation": "Amount of expense for award under share-based payment arrangement. Excludes amount capitalized."
       }
      }
     },
     "auth_ref": [
      "r433",
      "r440"
     ]
    },
    "us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Allowance for Credit Losses on Financing Receivables [Table Text Block]",
        "terseLabel": "Schedule of Continuity of Allowance for Doubtful Accounts",
        "documentation": "Tabular disclosure of allowance for credit loss on financing receivable."
       }
      }
     },
     "auth_ref": [
      "r45",
      "r912"
     ]
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AllowanceForDoubtfulAccountsReceivable",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesScheduleOfContinuityOfAllowanceForDoubtfulAccountsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Allowance for Doubtful Accounts Receivable",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance",
        "documentation": "Amount of allowance for credit loss on accounts receivable."
       }
      }
     },
     "auth_ref": [
      "r178",
      "r278",
      "r296",
      "r297",
      "r300",
      "r975"
     ]
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AllowanceForDoubtfulAccountsReceivableWriteOffs",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesScheduleOfContinuityOfAllowanceForDoubtfulAccountsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Allowance for Doubtful Accounts Receivable, Write-offs",
        "negatedLabel": "Net write-offs",
        "documentation": "Amount of direct write-downs of accounts receivable charged against the allowance."
       }
      }
     },
     "auth_ref": [
      "r299"
     ]
    },
    "bgi_AmendedAndRestatedSeniorSecuredRevolvingCreditFacilityWithWellsFargoCanadaMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AmendedAndRestatedSeniorSecuredRevolvingCreditFacilityWithWellsFargoCanadaMember",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amended And Restated Senior Secured Revolving Credit Facility With Wells Fargo Canada [Member]",
        "documentation": "Amended and restated senior secured revolving credit facility with wells fargo Canada."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AmendedCreditFacilityAndAmendedTermLoanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AmendedCreditFacilityAndAmendedTermLoanMember",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amended Credit Facility And Amended Term Loan [Member]",
        "terseLabel": "Amended Credit Facility And Amended Term Loan [Member]",
        "verboseLabel": "Amended Credit Facility And Amended Term Loan [Member]",
        "documentation": "Amended credit facility and amended term loan member."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AmendedCreditFacilityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AmendedCreditFacilityMember",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amended Credit Facility [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AmendedTermLoanAgreementWithCyrstalFinanceLLCMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AmendedTermLoanAgreementWithCyrstalFinanceLLCMember",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amended Term Loan Agreement With Cyrstal Finance LLC [Member]",
        "documentation": "Amended term loan agreement with cyrstal finance LLC."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AmendedTermLoanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AmendedTermLoanMember",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amended Term Loan [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "dei_AmendmentFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "AmendmentFlag",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amendment Flag",
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AmendmentToSeniorSecuredRevolvingCreditFacilityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AmendmentToSeniorSecuredRevolvingCreditFacilityMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amendment To Senior Secured Revolving Credit Facility [Member]",
        "documentation": "Amendment to senior secured revolving credit facility."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AmortizationOfFinancingCostsAndDiscounts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AmortizationOfFinancingCostsAndDiscounts",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 10.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amortization of Debt Issuance Costs and Discounts",
        "terseLabel": "Amortization of debt costs",
        "documentation": "Amount of amortization expense attributable to debt discount (premium) and debt issuance costs."
       }
      }
     },
     "auth_ref": [
      "r372",
      "r520",
      "r770",
      "r771",
      "r892"
     ]
    },
    "bgi_AmountOfFinancialSupportFromDebtors": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AmountOfFinancialSupportFromDebtors",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amount Of Financial Support From Debtors",
        "terseLabel": "Amount of financial support from debtors",
        "documentation": "Amount of financial support from debtors."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_AnnualCompensation": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AnnualCompensation",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Annual Compensation",
        "terseLabel": "Annual compensation",
        "documentation": "Annual compensation."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount",
        "terseLabel": "Outstanding",
        "documentation": "Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented."
       }
      }
     },
     "auth_ref": [
      "r238"
     ]
    },
    "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Antidilutive Securities [Axis]",
        "terseLabel": "Antidilutive Securities [Axis]",
        "documentation": "Information by type of antidilutive security."
       }
      }
     },
     "auth_ref": [
      "r38"
     ]
    },
    "us-gaap_AntidilutiveSecuritiesNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AntidilutiveSecuritiesNameDomain",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Antidilutive Securities, Name [Domain]",
        "terseLabel": "Antidilutive Securities, Name [Domain]",
        "documentation": "Incremental common shares attributable to securities that were not included in diluted earnings per share (EPS) because to do so would increase EPS amounts or decrease loss per share amounts for the period presented."
       }
      }
     },
     "auth_ref": [
      "r38"
     ]
    },
    "us-gaap_AssetImpairmentCharges": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AssetImpairmentCharges",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Asset Impairment Charges",
        "terseLabel": "Asset impairment charges",
        "documentation": "Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill."
       }
      }
     },
     "auth_ref": [
      "r5",
      "r52"
     ]
    },
    "bgi_AssetImpairmentPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "AssetImpairmentPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Asset Impairment [Policy Text Block]",
        "terseLabel": "Impairment of long-lived assets",
        "documentation": "Asset Impairment Policy Text Block."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_Assets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "Assets",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets",
        "totalLabel": "Total assets",
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events."
       }
      }
     },
     "auth_ref": [
      "r138",
      "r171",
      "r202",
      "r247",
      "r262",
      "r268",
      "r285",
      "r337",
      "r338",
      "r340",
      "r341",
      "r342",
      "r344",
      "r346",
      "r348",
      "r349",
      "r471",
      "r473",
      "r501",
      "r586",
      "r683",
      "r781",
      "r793",
      "r920",
      "r921",
      "r966"
     ]
    },
    "us-gaap_AssetsCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AssetsCurrent",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 23.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Current",
        "totalLabel": "Total current assets",
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events."
       }
      }
     },
     "auth_ref": [
      "r163",
      "r181",
      "r202",
      "r285",
      "r337",
      "r338",
      "r340",
      "r341",
      "r342",
      "r344",
      "r346",
      "r348",
      "r349",
      "r471",
      "r473",
      "r501",
      "r781",
      "r920",
      "r921",
      "r966"
     ]
    },
    "us-gaap_AssetsCurrentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AssetsCurrentAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Current [Abstract]",
        "terseLabel": "Current assets:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_AssetsHeldUnderCapitalLeasesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AssetsHeldUnderCapitalLeasesMember",
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipmentAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets Held under Capital Leases [Member]",
        "terseLabel": "Assets Held under Capital Leases [Member]",
        "documentation": "Long lived property, plant or equipment assets held by a lessee through a capital lease arrangement."
       }
      }
     },
     "auth_ref": [
      "r144"
     ]
    },
    "us-gaap_AssetsNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AssetsNoncurrent",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_Assets",
       "weight": 1.0,
       "order": 17.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Noncurrent",
        "totalLabel": "Total non-current assets",
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r202",
      "r285",
      "r337",
      "r338",
      "r340",
      "r341",
      "r342",
      "r344",
      "r346",
      "r348",
      "r349",
      "r471",
      "r473",
      "r501",
      "r920",
      "r921",
      "r966"
     ]
    },
    "dei_AuditorFirmId": {
     "xbrltype": "nonemptySequenceNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "AuditorFirmId",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Auditor Firm ID",
        "documentation": "PCAOB issued Audit Firm Identifier"
       }
      }
     },
     "auth_ref": [
      "r798",
      "r799",
      "r812"
     ]
    },
    "dei_AuditorLocation": {
     "xbrltype": "internationalNameItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "AuditorLocation",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Auditor Location"
       }
      }
     },
     "auth_ref": [
      "r798",
      "r799",
      "r812"
     ]
    },
    "dei_AuditorName": {
     "xbrltype": "internationalNameItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "AuditorName",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Auditor Name"
       }
      }
     },
     "auth_ref": [
      "r798",
      "r799",
      "r812"
     ]
    },
    "ecd_AwardExrcPrice": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardExrcPrice",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Exercise Price",
        "terseLabel": "Exercise Price"
       }
      }
     },
     "auth_ref": [
      "r863"
     ]
    },
    "ecd_AwardGrantDateFairValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardGrantDateFairValue",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Grant Date Fair Value",
        "terseLabel": "Fair Value as of Grant Date"
       }
      }
     },
     "auth_ref": [
      "r864"
     ]
    },
    "ecd_AwardTmgDiscLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardTmgDiscLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing Disclosures [Line Items]",
        "terseLabel": "Award Timing Disclosures"
       }
      }
     },
     "auth_ref": [
      "r859"
     ]
    },
    "ecd_AwardTmgHowMnpiCnsdrdTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardTmgHowMnpiCnsdrdTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing, How MNPI Considered [Text Block]",
        "terseLabel": "Award Timing, How MNPI Considered"
       }
      }
     },
     "auth_ref": [
      "r859"
     ]
    },
    "ecd_AwardTmgMethodTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardTmgMethodTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing Method [Text Block]",
        "terseLabel": "Award Timing Method"
       }
      }
     },
     "auth_ref": [
      "r859"
     ]
    },
    "ecd_AwardTmgMnpiCnsdrdFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardTmgMnpiCnsdrdFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing MNPI Considered [Flag]",
        "terseLabel": "Award Timing MNPI Considered"
       }
      }
     },
     "auth_ref": [
      "r859"
     ]
    },
    "ecd_AwardTmgMnpiDiscTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardTmgMnpiDiscTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing MNPI Disclosure [Text Block]",
        "terseLabel": "Award Timing MNPI Disclosure"
       }
      }
     },
     "auth_ref": [
      "r859"
     ]
    },
    "ecd_AwardTmgPredtrmndFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardTmgPredtrmndFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Timing Predetermined [Flag]",
        "terseLabel": "Award Timing Predetermined"
       }
      }
     },
     "auth_ref": [
      "r859"
     ]
    },
    "us-gaap_AwardTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "AwardTypeAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail",
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Type [Axis]",
        "terseLabel": "Award Type",
        "documentation": "Information by type of award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r406",
      "r407",
      "r408",
      "r409",
      "r410",
      "r411",
      "r412",
      "r413",
      "r414",
      "r415",
      "r416",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r426",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431"
     ]
    },
    "ecd_AwardUndrlygSecuritiesAmt": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardUndrlygSecuritiesAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Award Underlying Securities Amount",
        "terseLabel": "Underlying Securities"
       }
      }
     },
     "auth_ref": [
      "r862"
     ]
    },
    "ecd_AwardsCloseToMnpiDiscIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardsCloseToMnpiDiscIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Awards Close in Time to MNPI Disclosures, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r861"
     ]
    },
    "ecd_AwardsCloseToMnpiDiscTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardsCloseToMnpiDiscTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Awards Close in Time to MNPI Disclosures [Table]",
        "terseLabel": "Awards Close in Time to MNPI Disclosures"
       }
      }
     },
     "auth_ref": [
      "r860"
     ]
    },
    "ecd_AwardsCloseToMnpiDiscTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "AwardsCloseToMnpiDiscTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Awards Close in Time to MNPI Disclosures [Table Text Block]",
        "terseLabel": "Awards Close in Time to MNPI Disclosures, Table"
       }
      }
     },
     "auth_ref": [
      "r860"
     ]
    },
    "us-gaap_BalanceSheetLocationAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "BalanceSheetLocationAxis",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseParentheticalDetail",
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Balance Sheet Location [Axis]",
        "terseLabel": "Balance Sheet Location [Axis]",
        "documentation": "Information by location on balance sheet (statement of financial position)."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_BalanceSheetLocationDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "BalanceSheetLocationDomain",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseParentheticalDetail",
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Balance Sheet Location [Domain]",
        "terseLabel": "Balance Sheet Location [Domain]",
        "documentation": "Location in the balance sheet (statement of financial position)."
       }
      }
     },
     "auth_ref": [
      "r79",
      "r80"
     ]
    },
    "bgi_BirksBrandMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "BirksBrandMember",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Birks Brand [Member]",
        "terseLabel": "Birks Brand [Member]",
        "documentation": "Birks Brand [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_BirksStockOptionPlanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "BirksStockOptionPlanMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Birks Stock Option Plan [Member]",
        "terseLabel": "Birks Stock Option Plan [Member]",
        "documentation": "Birks Stock Option Plan [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_BrinkhausBrandMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "BrinkhausBrandMember",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Brinkhaus Brand [Member]",
        "terseLabel": "Brinkhaus Brand [Member]",
        "documentation": "Brinkhaus Brand [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "dei_BusinessContactMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "BusinessContactMember",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Contact [Member]",
        "documentation": "Business contact for the entity"
       }
      }
     },
     "auth_ref": [
      "r799",
      "r812"
     ]
    },
    "bgi_CORRAVariableInterestRateOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CORRAVariableInterestRateOneMember",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CORRA Variable Interest Rate One [Member]",
        "documentation": "CORRA variable interest rate one."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CORRAVariableInterestRateThreeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CORRAVariableInterestRateThreeMember",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CORRA Variable Interest Rate Three [Member]",
        "documentation": "CORRA variable interest rate three."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CORRAVariableInterestRateTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CORRAVariableInterestRateTwoMember",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CORRA Variable Interest Rate Two [Member]",
        "documentation": "CORRA variable interest rate two."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CanadianEmergencyRentSubsidyProgramMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CanadianEmergencyRentSubsidyProgramMember",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Canadian emergency rent subsidy program [Member]",
        "documentation": "Canadian emergency rent subsidy program."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CanadianEmergencyWageSubsidyProgramMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CanadianEmergencyWageSubsidyProgramMember",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Canadian Emergency Wage Subsidy Program [Member]",
        "verboseLabel": "Canadian emergency wage subsidy program [Member]",
        "documentation": "Canadian emergency wage subsidy program."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CapitalLeaseFinancingFacilityWithVarileaseFinanceMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CapitalLeaseFinancingFacilityWithVarileaseFinanceMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Capital Lease Financing Facility With Varilease Finance [Member]",
        "documentation": "Capital lease financing facility with varilease finance."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CapitalLeaseFinancingFinancingWithVarileaseFinanceForStoreRenovationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CapitalLeaseFinancingFinancingWithVarileaseFinanceForStoreRenovationMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Capital Lease Financing Financing With Varilease Finance For Store Renovation [Member]",
        "documentation": "Capital lease financing financing with varilease finance for store renovation."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CapitalLeaseFinancingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CapitalLeaseFinancingMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Capital Lease Financing [Member]",
        "documentation": "Capital lease financing."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CapitalLossCarryforwardMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CapitalLossCarryforwardMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Capital Loss Carryforward [Member]",
        "terseLabel": "Capital Loss Carryforward [Member]",
        "documentation": "Deductions derived from capital losses that cannot be utilized on the tax return during a period that have been carried forward to reduce taxable income or taxes payable in a future year."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CarloCodaMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CarloCodaMember",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Carlo coda [Member]",
        "verboseLabel": "Carlo coda [Member]",
        "documentation": "Carlo coda Member"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CashAndCashEquivalentsAtCarryingValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CashAndCashEquivalentsAtCarryingValue",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0,
       "order": 27.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash and Cash Equivalents, at Carrying Value",
        "terseLabel": "Cash and cash equivalents",
        "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation."
       }
      }
     },
     "auth_ref": [
      "r33",
      "r166",
      "r756"
     ]
    },
    "us-gaap_CashAndCashEquivalentsPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CashAndCashEquivalentsPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash and Cash Equivalents, Policy [Policy Text Block]",
        "terseLabel": "Cash and cash equivalents",
        "documentation": "Disclosure of accounting policy for cash and cash equivalents, including the policy for determining which items are treated as cash equivalents. Other information that may be disclosed includes (1) the nature of any restrictions on the entity's use of its cash and cash equivalents, (2) whether the entity's cash and cash equivalents are insured or expose the entity to credit risk, (3) the classification of any negative balance accounts (overdrafts), and (4) the carrying basis of cash equivalents (for example, at cost) and whether the carrying amount of cash equivalents approximates fair value."
       }
      }
     },
     "auth_ref": [
      "r34"
     ]
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents",
        "periodEndLabel": "Cash and cash equivalents, end of year",
        "periodStartLabel": "Cash and cash equivalents, beginning of year",
        "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates."
       }
      }
     },
     "auth_ref": [
      "r33",
      "r117",
      "r198"
     ]
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect",
        "totalLabel": "Net (decrease) increase in cash and cash equivalents",
        "documentation": "Amount of increase (decrease) in cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; excluding effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates."
       }
      }
     },
     "auth_ref": [
      "r0",
      "r117"
     ]
    },
    "bgi_CashContributionOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CashContributionOneMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Contribution one [Member]",
        "terseLabel": "Cash Contribution one [Member]",
        "documentation": "Cash Contribution [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]",
        "terseLabel": "Non-cash transactions:"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CashFlowsFromUsedinOperatingActivitiesfromContinuingOperations": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CashFlowsFromUsedinOperatingActivitiesfromContinuingOperations",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Flows From Used in Operating Activities from Continuing Operations",
        "terseLabel": "Net cash (used in) provided by operating activities from continuing operations",
        "documentation": "Cash flows from used in operating activities from continuing operations."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CashReceivedFromCreditCardIssuers": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CashReceivedFromCreditCardIssuers",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Received From Credit Card Issuers",
        "terseLabel": "Amounts receivable from credit card issuers",
        "documentation": "Cash Received From Credit Card Issuers."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CashSettledDeferredShareUnitsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CashSettledDeferredShareUnitsMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Settled Deferred Share Units [Member]",
        "documentation": "Cash Settled Deferred Share Units [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CashSettledRestrictedStockUnitsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CashSettledRestrictedStockUnitsMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Settled Restricted Stock Units [Member]",
        "documentation": "Cash Settled Restricted Stock Units [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_ChangedPeerGroupFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "ChangedPeerGroupFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Changed Peer Group, Footnote [Text Block]",
        "terseLabel": "Changed Peer Group, Footnote"
       }
      }
     },
     "auth_ref": [
      "r838"
     ]
    },
    "bgi_ChargesToTheJointVentureForRetailSupportAndAdministrativeServices": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ChargesToTheJointVentureForRetailSupportAndAdministrativeServices",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Charges To The Joint Venture For Retail Support And Administrative Services",
        "terseLabel": "Charges to the joint venture for retail support and administrative services",
        "documentation": "Charges to the joint venture for retail support and administrative services."
       }
      }
     },
     "auth_ref": []
    },
    "dei_CityAreaCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "CityAreaCode",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City Area Code",
        "documentation": "Area code of city"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ClassACommonStockVotingSharesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ClassACommonStockVotingSharesMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class A Common Stock Voting Shares [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ClassOfStockDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ClassOfStockDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail",
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical",
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class of Stock [Domain]",
        "terseLabel": "Class of Stock [Domain]",
        "documentation": "Share of stock differentiated by the voting rights the holder receives. Examples include, but are not limited to, common stock, redeemable preferred stock, nonredeemable preferred stock, and convertible stock."
       }
      }
     },
     "auth_ref": [
      "r155",
      "r173",
      "r174",
      "r175",
      "r202",
      "r232",
      "r233",
      "r235",
      "r237",
      "r241",
      "r242",
      "r285",
      "r337",
      "r340",
      "r341",
      "r342",
      "r348",
      "r349",
      "r381",
      "r382",
      "r385",
      "r388",
      "r395",
      "r501",
      "r637",
      "r638",
      "r639",
      "r640",
      "r646",
      "r647",
      "r648",
      "r649",
      "r650",
      "r651",
      "r652",
      "r653",
      "r654",
      "r655",
      "r656",
      "r657",
      "r669",
      "r692",
      "r715",
      "r732",
      "r733",
      "r734",
      "r735",
      "r736",
      "r875",
      "r893",
      "r901"
     ]
    },
    "us-gaap_ClassOfStockLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ClassOfStockLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail",
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class of Stock [Line Items]",
        "terseLabel": "Class of Stock [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r173",
      "r174",
      "r175",
      "r241",
      "r381",
      "r382",
      "r383",
      "r385",
      "r388",
      "r393",
      "r395",
      "r637",
      "r638",
      "r639",
      "r640",
      "r772",
      "r875",
      "r893"
     ]
    },
    "bgi_ClassOfStockOptionsAndWarrantsExercisedDuringPeriodShares": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ClassOfStockOptionsAndWarrantsExercisedDuringPeriodShares",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class Of Stock Options And Warrants Exercised During Period Shares",
        "terseLabel": "Exercise of stock options and warrants, Shares",
        "documentation": "Class of stock options and warrants exercised during period shares."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ClassOfStockOptionsAndWarrantsExercisedValuesDuringPeriodShares": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ClassOfStockOptionsAndWarrantsExercisedValuesDuringPeriodShares",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class Of Stock Options And Warrants Exercised Values During Period Shares",
        "terseLabel": "Exercise of stock options and warrants",
        "documentation": "Class of stock options and warrants exercised values during period shares."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ClassOfWarrantOrRightOutstandingWarrantsExercisableDuringPeriodShares": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ClassOfWarrantOrRightOutstandingWarrantsExercisableDuringPeriodShares",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class Of Warrant Or Right Outstanding Warrants Exercisable During Period Shares",
        "terseLabel": "Class of warrant or right oustanding warrants exercisable during period, shares",
        "documentation": "Class of warrant or right outstanding warrants exercisable during period ,shares."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ClassOfWarrantsOrRightsExercisedDuringPeriodShares": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ClassOfWarrantsOrRightsExercisedDuringPeriodShares",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class Of Warrants Or Rights Exercised During Period Shares",
        "terseLabel": "Class of warrants or rights exercised during period shares",
        "documentation": "Class of warrants or rights exercised during period shares."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_CoSelectedMeasureAmt": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "CoSelectedMeasureAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Company Selected Measure Amount",
        "terseLabel": "Company Selected Measure Amount"
       }
      }
     },
     "auth_ref": [
      "r839"
     ]
    },
    "ecd_CoSelectedMeasureName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "CoSelectedMeasureName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Company Selected Measure Name",
        "terseLabel": "Company Selected Measure Name"
       }
      }
     },
     "auth_ref": [
      "r839"
     ]
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CommitmentsAndContingenciesDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies Disclosure [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CommonClassAMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CommonClassAMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail",
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical",
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Class A [Member]",
        "terseLabel": "Class A Common Stock [Member]",
        "documentation": "Classification of common stock representing ownership interest in a corporation."
       }
      }
     },
     "auth_ref": [
      "r977"
     ]
    },
    "us-gaap_CommonClassBMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CommonClassBMember",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail",
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical",
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Class B [Member]",
        "terseLabel": "Class B Common Stock [Member]",
        "documentation": "Classification of common stock that has different rights than Common Class A, representing ownership interest in a corporation."
       }
      }
     },
     "auth_ref": [
      "r977"
     ]
    },
    "us-gaap_CommonStockParOrStatedValuePerShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CommonStockParOrStatedValuePerShare",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Par or Stated Value Per Share",
        "terseLabel": "Common stock, par value",
        "documentation": "Face amount or stated value per share of common stock."
       }
      }
     },
     "auth_ref": [
      "r99"
     ]
    },
    "us-gaap_CommonStockSharesIssued": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CommonStockSharesIssued",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Shares, Issued",
        "terseLabel": "Common stock, shares issued",
        "documentation": "Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury."
       }
      }
     },
     "auth_ref": [
      "r99"
     ]
    },
    "us-gaap_CommonStockSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CommonStockSharesOutstanding",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Shares, Outstanding",
        "terseLabel": "Common stock, shares outstanding",
        "periodEndLabel": "Ending Balance, Shares",
        "periodStartLabel": "Beginning Balance, Shares",
        "documentation": "Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation."
       }
      }
     },
     "auth_ref": [
      "r10",
      "r99",
      "r669",
      "r689",
      "r977",
      "r978"
     ]
    },
    "bgi_CommonStockSharesOutstandingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CommonStockSharesOutstandingMember",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock Shares Outstanding [Member]",
        "terseLabel": "Voting Common Stock Outstanding [Member]",
        "documentation": "Common Stock Shares Outstanding [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CommonStockValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CommonStockValue",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Value, Issued",
        "terseLabel": "Common stock",
        "periodEndLabel": "Balance as of ending balance",
        "periodStartLabel": "Balance as of beginning balance",
        "documentation": "Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity."
       }
      }
     },
     "auth_ref": [
      "r99",
      "r589",
      "r781"
     ]
    },
    "bgi_CommonStockVotingRightsVotePerShare": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CommonStockVotingRightsVotePerShare",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock Voting Rights Vote Per Share",
        "terseLabel": "Common stock voting rights per share",
        "documentation": "Common stock voting rights vote per share."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CommonStockVotingSharesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CommonStockVotingSharesMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock Voting Shares [Member]",
        "terseLabel": "Common Stock Voting Shares [Member]",
        "documentation": "Common Stock Voting Shares [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_CompActuallyPaidVsCoSelectedMeasureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "CompActuallyPaidVsCoSelectedMeasureTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Company Selected Measure [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Company Selected Measure"
       }
      }
     },
     "auth_ref": [
      "r844"
     ]
    },
    "ecd_CompActuallyPaidVsNetIncomeTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "CompActuallyPaidVsNetIncomeTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Net Income [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Net Income"
       }
      }
     },
     "auth_ref": [
      "r843"
     ]
    },
    "ecd_CompActuallyPaidVsOtherMeasureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "CompActuallyPaidVsOtherMeasureTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Other Measure [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Other Measure"
       }
      }
     },
     "auth_ref": [
      "r845"
     ]
    },
    "ecd_CompActuallyPaidVsTotalShareholderRtnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "CompActuallyPaidVsTotalShareholderRtnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Compensation Actually Paid vs. Total Shareholder Return [Text Block]",
        "terseLabel": "Compensation Actually Paid vs. Total Shareholder Return"
       }
      }
     },
     "auth_ref": [
      "r842"
     ]
    },
    "bgi_CompanyGuideAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CompanyGuideAxis",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Company Guide [Axis]",
        "documentation": "Company Guide."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CompanyGuideDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CompanyGuideDomain",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Company Guide [Domain]",
        "documentation": "Company Guide."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ComponentsOfDeferredTaxAssetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ComponentsOfDeferredTaxAssetsAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Components of Deferred Tax Assets [Abstract]",
        "terseLabel": "Deferred tax assets:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ComprehensiveIncomeNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ComprehensiveIncomeNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOtherComprehensiveIncomeLoss": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOtherComprehensiveIncomeLoss"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent",
        "totalLabel": "Total other comprehensive (loss) income",
        "terseLabel": "Total comprehensive income (loss)",
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners."
       }
      }
     },
     "auth_ref": [
      "r29",
      "r183",
      "r185",
      "r191",
      "r582",
      "r598"
     ]
    },
    "us-gaap_ComputerEquipmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ComputerEquipmentMember",
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Computer Equipment [Member]",
        "terseLabel": "Software and Electronic Equipment [Member]",
        "documentation": "Long lived, depreciable assets that are used in the creation, maintenance and utilization of information systems."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ComputerSoftwareIntangibleAssetMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ComputerSoftwareIntangibleAssetMember",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Computer Software, Intangible Asset [Member]",
        "documentation": "Collection of computer programs and related data that provide instructions to a computer, for example, but not limited to, application program, control module or operating system, that perform one or more particular functions or tasks."
       }
      }
     },
     "auth_ref": [
      "r755",
      "r914",
      "r915"
     ]
    },
    "srt_ConsolidationItemsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "ConsolidationItemsAxis",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidation Items [Axis]",
        "terseLabel": "Consolidation Items [Axis]"
       }
      }
     },
     "auth_ref": [
      "r206",
      "r249",
      "r260",
      "r261",
      "r262",
      "r263",
      "r264",
      "r266",
      "r270",
      "r337",
      "r338",
      "r339",
      "r340",
      "r342",
      "r343",
      "r345",
      "r347",
      "r348",
      "r920",
      "r921"
     ]
    },
    "srt_ConsolidationItemsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "ConsolidationItemsDomain",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidation Items [Domain]",
        "terseLabel": "Consolidation Items [Domain]"
       }
      }
     },
     "auth_ref": [
      "r206",
      "r249",
      "r260",
      "r261",
      "r262",
      "r263",
      "r264",
      "r266",
      "r270",
      "r337",
      "r338",
      "r339",
      "r340",
      "r342",
      "r343",
      "r345",
      "r347",
      "r348",
      "r920",
      "r921"
     ]
    },
    "dei_ContactPersonnelFaxNumber": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "ContactPersonnelFaxNumber",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Contact Personnel Fax Number",
        "documentation": "Fax Number of contact personnel."
       }
      }
     },
     "auth_ref": [
      "r799"
     ]
    },
    "dei_ContactPersonnelName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "ContactPersonnelName",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Contact Personnel Name",
        "documentation": "Name of contact personnel"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ContributionTowardsAssetsOfTheJointVenture": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ContributionTowardsAssetsOfTheJointVenture",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Contribution Towards Assets Of The Joint Venture",
        "terseLabel": "Contribution towards assets of the joint venture",
        "documentation": "Contribution towards assets of the joint venture."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ConversionOfRSUAndDSUFromCashSettledToEquitySettled": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ConversionOfRSUAndDSUFromCashSettledToEquitySettled",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Conversion Of R S U And D S U From Cash Settled To Equity Settled",
        "terseLabel": "Conversion of cash-settled RSUs and DSUs to equity-settled awards",
        "documentation": "Conversion of rsu and dsu from cash settled to equity settled."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ConversionOfRestrictedStockUnitsAndDeferredStockUnitsFromEquitySettledToCashSettled": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ConversionOfRestrictedStockUnitsAndDeferredStockUnitsFromEquitySettledToCashSettled",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 20.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Conversion Of Restricted Stock Units And Deferred Stock Units From Equity Settled To Cash Settled",
        "negatedTerseLabel": "Compensation expenses resulting from equity settled restricted stock units",
        "documentation": "Conversion of restricted stock units and deferred stock units from equity settled to cash settled."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CooperativeAdvertisingAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CooperativeAdvertisingAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cooperative Advertising Amount",
        "terseLabel": "Reimbursement of advertising cost",
        "documentation": "Total amount received by an entity from a vendor under a cooperative advertising arrangement that has been offset against advertising expense."
       }
      }
     },
     "auth_ref": [
      "r952"
     ]
    },
    "bgi_CorrectionsMadeToReflectAdjustedGrossProfit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CorrectionsMadeToReflectAdjustedGrossProfit",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Corrections Made To Reflect Adjusted Gross Profit",
        "terseLabel": "Corrections made to reflect adjusted gross profit",
        "documentation": "Corrections made to reflect adjusted gross profit."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CostOfGoodsSoldMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CostOfGoodsSoldMember",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cost Of Goods Sold [Member]",
        "terseLabel": "Cost of Goods Sold [Member]",
        "documentation": "Cost Of Goods Sold [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CostOfRevenue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CostOfRevenue",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_GrossProfit",
       "weight": -1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cost of Revenue",
        "terseLabel": "Cost of sales",
        "documentation": "The aggregate cost of goods produced and sold and services rendered during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r112",
      "r202",
      "r285",
      "r337",
      "r338",
      "r340",
      "r341",
      "r342",
      "r344",
      "r346",
      "r348",
      "r349",
      "r501",
      "r920"
     ]
    },
    "us-gaap_CostOfSalesPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CostOfSalesPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cost of Sales, Policy [Policy Text Block]",
        "terseLabel": "Cost of sales",
        "documentation": "Disclosure of accounting policy for cost of product sold and service rendered."
       }
      }
     },
     "auth_ref": [
      "r881"
     ]
    },
    "us-gaap_CostsAndExpensesRelatedParty": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CostsAndExpensesRelatedParty",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Costs and Expenses, Related Party",
        "presentationGuidance": "Related party costs",
        "documentation": "Costs of sales and operating expenses for the period incurred from transactions with related parties."
       }
      }
     },
     "auth_ref": [
      "r112"
     ]
    },
    "bgi_CoventurerAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CoventurerAxis",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CoVenturer [Axis]",
        "documentation": "CoVenturer"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CoventurerDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CoventurerDomain",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "CoVenturer [Domain]",
        "documentation": "CoVenturer"
       }
      }
     },
     "auth_ref": []
    },
    "dei_CoverAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "CoverAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Cover [Abstract]",
        "documentation": "Cover page."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CreditFacilityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CreditFacilityAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Facility [Axis]",
        "terseLabel": "Credit Facility [Axis]",
        "documentation": "Information by type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CreditFacilityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CreditFacilityDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Facility [Domain]",
        "terseLabel": "Credit Facility [Domain]",
        "documentation": "Type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CreditFacilityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CreditFacilityMember",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Facility [Member]",
        "terseLabel": "Credit Facility [Member]",
        "documentation": "Credit facility [Member]."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CreditLossAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CreditLossAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Loss [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_CreditReceivablePercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CreditReceivablePercentage",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Receivable Percentage",
        "terseLabel": "Consumer credit receivable charges",
        "documentation": "Credit Receivable Percentage"
       }
      }
     },
     "auth_ref": []
    },
    "srt_CurrencyAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "CurrencyAxis",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Currency [Axis]"
       }
      }
     },
     "auth_ref": [
      "r960"
     ]
    },
    "dei_CurrentFiscalYearEndDate": {
     "xbrltype": "gMonthDayItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "CurrentFiscalYearEndDate",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Current Fiscal Year End Date",
        "documentation": "End date of current fiscal year in the format --MM-DD."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_CurrentIncomeTaxExpenseBenefit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "CurrentIncomeTaxExpenseBenefit",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesComponentsOfIncomeTaxExpenseBenefitFromContinuingOperationsDetail": {
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesComponentsOfIncomeTaxExpenseBenefitFromContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Current Income Tax Expense (Benefit)",
        "terseLabel": "Current",
        "documentation": "Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations."
       }
      }
     },
     "auth_ref": [
      "r136",
      "r455",
      "r463",
      "r896"
     ]
    },
    "bgi_CustomerInHouseReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "CustomerInHouseReceivables",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Customer In House Receivables",
        "terseLabel": "Customer in-house\u00a0receivables",
        "documentation": "Customer\u00a0in-house\u00a0receivables."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Disclosure [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtDisclosureTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtedness"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Disclosure [Text Block]",
        "terseLabel": "Bank indebtedness",
        "documentation": "The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants."
       }
      }
     },
     "auth_ref": [
      "r126",
      "r200",
      "r350",
      "r356",
      "r357",
      "r358",
      "r359",
      "r360",
      "r361",
      "r366",
      "r373",
      "r374",
      "r376"
     ]
    },
    "us-gaap_DebtInstrumentAnnualPrincipalPayment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentAnnualPrincipalPayment",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Annual Principal Payment",
        "terseLabel": "Debt instrument, annual principal payment",
        "documentation": "Amount of the total principal payments made during the annual reporting period."
       }
      }
     },
     "auth_ref": [
      "r14"
     ]
    },
    "us-gaap_DebtInstrumentAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument [Axis]",
        "terseLabel": "Debt Instrument [Axis]",
        "documentation": "Information by type of debt instrument, including, but not limited to, draws against credit facilities."
       }
      }
     },
     "auth_ref": [
      "r14",
      "r95",
      "r96",
      "r139",
      "r140",
      "r206",
      "r351",
      "r352",
      "r353",
      "r354",
      "r355",
      "r357",
      "r362",
      "r363",
      "r364",
      "r365",
      "r367",
      "r368",
      "r369",
      "r370",
      "r371",
      "r372",
      "r521",
      "r767",
      "r768",
      "r769",
      "r770",
      "r771",
      "r894"
     ]
    },
    "us-gaap_DebtInstrumentBasisSpreadOnVariableRate1": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentBasisSpreadOnVariableRate1",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Basis Spread on Variable Rate",
        "verboseLabel": "Debt instrument variable interest spread percentage",
        "documentation": "Percentage points added to the reference rate to compute the variable rate on the debt instrument."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtInstrumentCarryingAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentCarryingAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt, Gross",
        "terseLabel": "Long-term debt, gross",
        "documentation": "Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt."
       }
      }
     },
     "auth_ref": [
      "r14",
      "r140",
      "r377"
     ]
    },
    "us-gaap_DebtInstrumentCovenantDescription": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentCovenantDescription",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Covenant Description",
        "terseLabel": "Debt instrument, covenant description",
        "documentation": "Description of minimum financial levels (for example, tangible net worth and working capital) and achievement of certain financial ratios (for example, working capital ratio and debt service coverage ratio), and adherence to certain clauses which generally require or restrict certain actions (for example, entering into a debt arrangement with equal or greater seniority, and selling or discontinuing a certain business segment or material subsidiary) to be in compliance with the covenant clauses of the debt agreement. May also include a discussion of the adverse consequences that would result if the entity violates or fails to satisfy the covenants."
       }
      }
     },
     "auth_ref": [
      "r14",
      "r90"
     ]
    },
    "bgi_DebtInstrumentCovenantFixedChargeCoverageRatio": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DebtInstrumentCovenantFixedChargeCoverageRatio",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument Covenant Fixed Charge Coverage Ratio",
        "terseLabel": "Fixed charge coverage ratio",
        "documentation": "Debt instrument covenant fixed charge coverage ratio."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtInstrumentDecreaseForgiveness": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentDecreaseForgiveness",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Decrease, Forgiveness",
        "terseLabel": "Forgiveness of debt",
        "documentation": "Decrease for amounts of indebtedness forgiven by the holder of the debt instrument."
       }
      }
     },
     "auth_ref": [
      "r894"
     ]
    },
    "us-gaap_DebtInstrumentFaceAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentFaceAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Face Amount",
        "terseLabel": "Long term debt,face value",
        "presentationGuidance": "Debt instrument, face amount",
        "verboseLabel": "Long term debt,face value",
        "documentation": "Face (par) amount of debt instrument at time of issuance."
       }
      }
     },
     "auth_ref": [
      "r83",
      "r85",
      "r351",
      "r521",
      "r768",
      "r769"
     ]
    },
    "bgi_DebtInstrumentFirstRequiredPaymentMonthYear": {
     "xbrltype": "gYearMonthItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DebtInstrumentFirstRequiredPaymentMonthYear",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument First Required Payment Month Year",
        "terseLabel": "Debt instrument first required payment month year",
        "documentation": "Debt Instrument First Required Payment Month Year."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtInstrumentInterestRateDuringPeriod": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentInterestRateDuringPeriod",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Interest Rate During Period",
        "terseLabel": "Annual interest rate",
        "verboseLabel": "Debt instrument, interest rate during period",
        "documentation": "The average effective interest rate during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r20",
      "r83",
      "r369"
     ]
    },
    "us-gaap_DebtInstrumentInterestRateEffectivePercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentInterestRateEffectivePercentage",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Interest Rate, Effective Percentage",
        "terseLabel": "Effective interest rate",
        "documentation": "Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium."
       }
      }
     },
     "auth_ref": [
      "r20",
      "r83",
      "r379",
      "r521"
     ]
    },
    "us-gaap_DebtInstrumentInterestRateStatedPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentInterestRateStatedPercentage",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Interest Rate, Stated Percentage",
        "terseLabel": "Debt Instrument Interest Rate Stated Percentage Rate",
        "verboseLabel": "Debt instrument, interest rate, stated percentage",
        "documentation": "Contractual interest rate for funds borrowed, under the debt agreement."
       }
      }
     },
     "auth_ref": [
      "r20",
      "r352"
     ]
    },
    "us-gaap_DebtInstrumentLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument [Line Items]",
        "terseLabel": "Debt Instrument [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r206",
      "r351",
      "r352",
      "r353",
      "r354",
      "r355",
      "r357",
      "r362",
      "r363",
      "r364",
      "r365",
      "r367",
      "r368",
      "r369",
      "r370",
      "r371",
      "r372",
      "r375",
      "r521",
      "r767",
      "r768",
      "r769",
      "r770",
      "r771",
      "r894"
     ]
    },
    "us-gaap_DebtInstrumentMaturityDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentMaturityDate",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Maturity Date",
        "terseLabel": "New credit facility maturity date",
        "documentation": "Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format."
       }
      }
     },
     "auth_ref": [
      "r154",
      "r767",
      "r958"
     ]
    },
    "us-gaap_DebtInstrumentNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentNameDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Name [Domain]",
        "terseLabel": "Debt Instrument, Name [Domain]",
        "documentation": "The name for the particular debt instrument or borrowing that distinguishes it from other debt instruments or borrowings, including draws against credit facilities."
       }
      }
     },
     "auth_ref": [
      "r23",
      "r206",
      "r351",
      "r352",
      "r353",
      "r354",
      "r355",
      "r357",
      "r362",
      "r363",
      "r364",
      "r365",
      "r367",
      "r368",
      "r369",
      "r370",
      "r371",
      "r372",
      "r521",
      "r767",
      "r768",
      "r769",
      "r770",
      "r771",
      "r894"
     ]
    },
    "bgi_DebtInstrumentOneAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DebtInstrumentOneAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument One [Axis]",
        "documentation": "Debt Instrument One."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_DebtInstrumentOneDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DebtInstrumentOneDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument One [Domain]",
        "documentation": "Debt Instrument One."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtInstrumentPaymentTerms": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentPaymentTerms",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Payment Terms",
        "verboseLabel": "Debt instrument payment terms",
        "documentation": "Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment."
       }
      }
     },
     "auth_ref": [
      "r21",
      "r89"
     ]
    },
    "us-gaap_DebtInstrumentPeriodicPayment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentPeriodicPayment",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Periodic Payment",
        "terseLabel": "Debt instrument, periodic payment",
        "documentation": "Amount of the required periodic payments including both interest and principal payments."
       }
      }
     },
     "auth_ref": [
      "r23",
      "r89"
     ]
    },
    "us-gaap_DebtInstrumentPeriodicPaymentInterest": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentPeriodicPaymentInterest",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Periodic Payment, Interest",
        "terseLabel": "Debt instrument, periodic payment, interest",
        "documentation": "Amount of the required periodic payments applied to interest."
       }
      }
     },
     "auth_ref": [
      "r23"
     ]
    },
    "us-gaap_DebtInstrumentTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentTable",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Long-term Debt Instruments [Table]",
        "terseLabel": "Schedule of Long-term Debt Instruments [Table]",
        "documentation": "A table or schedule providing information pertaining to long-term debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer."
       }
      }
     },
     "auth_ref": [
      "r23",
      "r59",
      "r62",
      "r82",
      "r83",
      "r85",
      "r88",
      "r128",
      "r129",
      "r206",
      "r351",
      "r352",
      "r353",
      "r354",
      "r355",
      "r357",
      "r362",
      "r363",
      "r364",
      "r365",
      "r367",
      "r368",
      "r369",
      "r370",
      "r371",
      "r372",
      "r375",
      "r521",
      "r767",
      "r768",
      "r769",
      "r770",
      "r771",
      "r894"
     ]
    },
    "us-gaap_DebtInstrumentTerm": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentTerm",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Term",
        "terseLabel": "Debt instrument, term",
        "documentation": "Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtInstrumentUnusedBorrowingCapacityAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Instrument, Unused Borrowing Capacity, Amount",
        "terseLabel": "Debt instrument, unused borrowing capacity, amount",
        "documentation": "Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date."
       }
      }
     },
     "auth_ref": [
      "r22"
     ]
    },
    "us-gaap_DebtWeightedAverageInterestRate": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DebtWeightedAverageInterestRate",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessSummaryOfCompanysSeniorCreditFacilityDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt, Weighted Average Interest Rate",
        "terseLabel": "Weighted average interest rate for the year",
        "documentation": "Weighted average interest rate of debt outstanding."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_DecreaseInFinishedGoodsValueCorrection": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DecreaseInFinishedGoodsValueCorrection",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/InventoriesSummaryOfInventoriesNetOfReservesParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Decrease in finished goods value correction",
        "terseLabel": "Decrease in finished goods value correction",
        "documentation": "Decrease in finished goods value correction."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_DeductionsOfObsolescenceReserveForInventory": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DeductionsOfObsolescenceReserveForInventory",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/InventoriesContinuityOfTheInventoryReservesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deductions Of Obsolescence Reserve For Inventory",
        "negatedLabel": "Deductions",
        "documentation": "Deductions Of Obsolescence Reserve For Inventory"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DeferredChargesPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DeferredChargesPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Charges, Policy [Policy Text Block]",
        "terseLabel": "Deferred financing costs",
        "documentation": "Disclosure of accounting policy for deferral and amortization of significant deferred charges."
       }
      }
     },
     "auth_ref": [
      "r170"
     ]
    },
    "us-gaap_DeferredCompensationSharebasedArrangementsLiabilityCurrentAndNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DeferredCompensationSharebasedArrangementsLiabilityCurrentAndNoncurrent",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Compensation Share-based Arrangements, Liability, Current and Noncurrent",
        "terseLabel": "Share based compensation recognized liability",
        "documentation": "Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DeferredFinanceCostsNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DeferredFinanceCostsNet",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Issuance Costs, Net",
        "terseLabel": "Net of deferred financing costs",
        "documentation": "Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs."
       }
      }
     },
     "auth_ref": [
      "r84",
      "r923"
     ]
    },
    "bgi_DeferredFinancingCosts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DeferredFinancingCosts",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Financing Costs",
        "terseLabel": "Deferred financing costs",
        "documentation": "Deferred financing costs."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DeferredIncomeTaxExpenseBenefit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DeferredIncomeTaxExpenseBenefit",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesComponentsOfIncomeTaxExpenseBenefitFromContinuingOperationsDetail": {
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesComponentsOfIncomeTaxExpenseBenefitFromContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Income Tax Expense (Benefit)",
        "terseLabel": "Deferred",
        "documentation": "Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations."
       }
      }
     },
     "auth_ref": [
      "r5",
      "r136",
      "r152",
      "r462",
      "r463",
      "r896"
     ]
    },
    "us-gaap_DeferredOtherTaxExpenseBenefit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DeferredOtherTaxExpenseBenefit",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesComponentsOfIncomeTaxExpenseBenefitFromContinuingOperationsDetail": {
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesComponentsOfIncomeTaxExpenseBenefitFromContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Other Tax Expense (Benefit)",
        "terseLabel": "Valuation allowance",
        "documentation": "Amount of other deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. For example, but not limited to, acquisition-date income tax benefits or expenses recognized from changes in the acquirer's valuation allowance for its previously existing deferred tax assets resulting from a business combination and adjustments to beginning-of-year balance of a valuation allowance because of a change in circumstance causing a change in judgment about the realizability of the related deferred tax asset in future periods."
       }
      }
     },
     "auth_ref": [
      "r77",
      "r135",
      "r896"
     ]
    },
    "bgi_DeferredStockUnitsDsuMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DeferredStockUnitsDsuMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Stock Units Dsu [Member]",
        "terseLabel": "Deferred Stock Units Dsu [Member]",
        "documentation": "Deferred Stock Units Dsu [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_DeferredTaxAssetOperatingLeaseRightOfUseAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DeferredTaxAssetOperatingLeaseRightOfUseAsset",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail": {
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Tax Asset Operating Lease Right Of Use Asset",
        "terseLabel": "Operating lease right-of-use asset",
        "documentation": "Deferred tax asset operating lease right of use asset."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DeferredTaxAssetsGross": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DeferredTaxAssetsGross",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail": {
       "parentTag": "us-gaap_DeferredTaxAssetsNet",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Tax Assets, Gross",
        "totalLabel": "Net deferred tax asset before valuation allowance",
        "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards."
       }
      }
     },
     "auth_ref": [
      "r450"
     ]
    },
    "bgi_DeferredTaxAssetsLiabilitiesOther": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DeferredTaxAssetsLiabilitiesOther",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail": {
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": -1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Tax Assets Liabilities Other",
        "negatedLabel": "Other",
        "documentation": "Deferred Tax Assets Liabilities Other"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DeferredTaxAssetsNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DeferredTaxAssetsNet",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Tax Assets, Net of Valuation Allowance",
        "totalLabel": "Net deferred tax asset",
        "documentation": "Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards."
       }
      }
     },
     "auth_ref": [
      "r954"
     ]
    },
    "bgi_DeferredTaxAssetsOperatingLossAndTaxCreditsCarryforwards": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DeferredTaxAssetsOperatingLossAndTaxCreditsCarryforwards",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail": {
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Tax Assets Operating Loss And Tax Credits Carryforwards",
        "terseLabel": "Loss and tax credit carry forwards",
        "documentation": "Deferred Tax Assets Operating Loss And Tax Credits Carryforwards"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_DeferredTaxAssetsPropertyPlantAndEquipmentAndIntangibleAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DeferredTaxAssetsPropertyPlantAndEquipmentAndIntangibleAsset",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail": {
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Tax Assets Property Plant And Equipment And Intangible Asset",
        "terseLabel": "Difference between book and tax basis of property and equipment and intangible assets",
        "documentation": "Deferred tax assets property plant and equipment and intangible asset."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail": {
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Other",
        "terseLabel": "Other reserves not currently deductible",
        "documentation": "Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from reserves and accruals, classified as other."
       }
      }
     },
     "auth_ref": [
      "r76",
      "r955"
     ]
    },
    "us-gaap_DeferredTaxAssetsValuationAllowance": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DeferredTaxAssetsValuationAllowance",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail": {
       "parentTag": "us-gaap_DeferredTaxAssetsNet",
       "weight": -1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNetDeferredTaxAssetsRelatedToContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Tax Assets, Valuation Allowance",
        "terseLabel": "Non cash valuation allowance",
        "negatedLabel": "Valuation allowance",
        "documentation": "Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized."
       }
      }
     },
     "auth_ref": [
      "r451"
     ]
    },
    "us-gaap_DepreciationAndAmortization": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DepreciationAndAmortization",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_OperatingExpenses",
       "weight": 1.0,
       "order": 10.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Depreciation, Depletion and Amortization, Nonproduction",
        "terseLabel": "Depreciation and amortization",
        "documentation": "The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production."
       }
      }
     },
     "auth_ref": [
      "r5",
      "r53"
     ]
    },
    "bgi_DepreciationAndAmortizations": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DepreciationAndAmortizations",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 18.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Depreciation And Amortizations",
        "verboseLabel": "Depreciation and amortization",
        "documentation": "Depreciation and amortization."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_DescriptionOfUsefulLivesOfPropertyPlantAndEquipment": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DescriptionOfUsefulLivesOfPropertyPlantAndEquipment",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Description Of Useful Lives Of Property Plant And Equipment",
        "documentation": "Description of useful lives of property plant and equipment."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of Compensation Related Costs, Share-based Payments [Text Block]",
        "terseLabel": "Benefit plans and stock-based compensation",
        "documentation": "The entire disclosure for share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r401",
      "r405",
      "r434",
      "r435",
      "r436",
      "r778"
     ]
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of Compensation Related Costs, Share-based Payments [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "DisclosureOfLeaseslesseeOperatingLeasesAndFinanceLeasesTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/Leases"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure Of LeasesLessee Operating Leases and Finance Leases [Text Block]",
        "terseLabel": "Leases",
        "documentation": "Disclosure of leases,lessee operating leases and finance leases [Text Block]."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DisposalGroupsIncludingDiscontinuedOperationsNameDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disposal Group Name [Domain]",
        "terseLabel": "Disposal Group Name [Domain]",
        "documentation": "Name of disposal group."
       }
      }
     },
     "auth_ref": [
      "r775",
      "r776"
     ]
    },
    "dei_DocumentAccountingStandard": {
     "xbrltype": "accountingStandardItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentAccountingStandard",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Accounting Standard",
        "documentation": "The basis of accounting the registrant has used to prepare the financial statements included in this filing This can either be 'U.S. GAAP', 'International Financial Reporting Standards', or 'Other'."
       }
      }
     },
     "auth_ref": [
      "r799"
     ]
    },
    "dei_DocumentAnnualReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentAnnualReport",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Annual Report",
        "documentation": "Boolean flag that is true only for a form used as an annual report."
       }
      }
     },
     "auth_ref": [
      "r798",
      "r799",
      "r812"
     ]
    },
    "dei_DocumentFinStmtErrorCorrectionFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentFinStmtErrorCorrectionFlag",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Financial Statement Error Correction [Flag]",
        "documentation": "Indicates whether any of the financial statement period in the filing include a restatement due to error correction."
       }
      }
     },
     "auth_ref": [
      "r798",
      "r799",
      "r812",
      "r848"
     ]
    },
    "dei_DocumentFinStmtRestatementRecoveryAnalysisFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentFinStmtRestatementRecoveryAnalysisFlag",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Financial Statement Restatement Recovery Analysis [Flag]",
        "documentation": "Indicates whether any of the financial statement periods include restatements that required a recovery analysis of incentive-based compensation received by any of the registrant's executive officers during the relevant recovery period pursuant to \u00a7240.10D-1(b)."
       }
      }
     },
     "auth_ref": [
      "r798",
      "r799",
      "r812",
      "r848"
     ]
    },
    "dei_DocumentFiscalPeriodFocus": {
     "xbrltype": "fiscalPeriodItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentFiscalPeriodFocus",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Fiscal Period Focus",
        "documentation": "Fiscal period values are FY, Q1, Q2, and Q3.  1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentFiscalYearFocus": {
     "xbrltype": "gYearItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentFiscalYearFocus",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Fiscal Year Focus",
        "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentInformationLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentInformationLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Information [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentInformationTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentInformationTable",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Information [Table]",
        "documentation": "Container to support the formal attachment of each official or unofficial, public or private document as part of a submission package."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentPeriodEndDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentPeriodEndDate",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Period End Date",
        "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period.  The format of the date is YYYY-MM-DD."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentRegistrationStatement": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentRegistrationStatement",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Registration Statement",
        "documentation": "Boolean flag that is true only for a form used as a registration statement."
       }
      }
     },
     "auth_ref": [
      "r794"
     ]
    },
    "dei_DocumentShellCompanyReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentShellCompanyReport",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Shell Company Report",
        "documentation": "Boolean flag that is true for a Shell Company Report pursuant to section 13 or 15(d) of the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r799"
     ]
    },
    "dei_DocumentTransitionReport": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentTransitionReport",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Transition Report",
        "documentation": "Boolean flag that is true only for a form used as a transition report."
       }
      }
     },
     "auth_ref": [
      "r833"
     ]
    },
    "dei_DocumentType": {
     "xbrltype": "submissionTypeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "DocumentType",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Type",
        "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_DomesticCountryMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "DomesticCountryMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Domestic Tax Authority [Member]",
        "terseLabel": "Domestic Tax Authority [Member]",
        "documentation": "Designated tax department of the government that is entitled to levy and collect income taxes from the entity in its country of domicile."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EarningsPerShareAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EarningsPerShareAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share [Abstract]",
        "terseLabel": "Net income (loss) per common share:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EarningsPerShareBasic": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EarningsPerShareBasic",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Basic",
        "terseLabel": "Basic",
        "verboseLabel": "Income (Loss) per common share",
        "documentation": "The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r192",
      "r219",
      "r220",
      "r222",
      "r223",
      "r225",
      "r230",
      "r232",
      "r235",
      "r236",
      "r237",
      "r239",
      "r496",
      "r497",
      "r583",
      "r599",
      "r762"
     ]
    },
    "us-gaap_EarningsPerShareDiluted": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EarningsPerShareDiluted",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Diluted",
        "terseLabel": "Diluted",
        "verboseLabel": "Diluted income (loss) per common share",
        "documentation": "The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r192",
      "r219",
      "r220",
      "r222",
      "r223",
      "r225",
      "r232",
      "r235",
      "r236",
      "r237",
      "r239",
      "r496",
      "r497",
      "r583",
      "r599",
      "r762"
     ]
    },
    "us-gaap_EarningsPerSharePolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EarningsPerSharePolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Policy [Policy Text Block]",
        "terseLabel": "Earnings per common share",
        "documentation": "Disclosure of accounting policy for computing basic and diluted earnings or loss per share for each class of common stock and participating security. Addresses all significant policy factors, including any antidilutive items that have been excluded from the computation and takes into account stock dividends, splits and reverse splits that occur after the balance sheet date of the latest reporting period but before the issuance of the financial statements."
       }
      }
     },
     "auth_ref": [
      "r38",
      "r39"
     ]
    },
    "us-gaap_EarningsPerShareReconciliationAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EarningsPerShareReconciliationAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share Reconciliation [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EffectiveIncomeTaxRateContinuingOperations": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EffectiveIncomeTaxRateContinuingOperations",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Effective Income Tax Rate Reconciliation, Percent",
        "totalLabel": "Total",
        "documentation": "Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations."
       }
      }
     },
     "auth_ref": [
      "r445"
     ]
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail": {
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent",
        "terseLabel": "Canadian statutory rate",
        "documentation": "Percentage of domestic federal statutory tax rate applicable to pretax income (loss)."
       }
      }
     },
     "auth_ref": [
      "r203",
      "r445",
      "r464"
     ]
    },
    "bgi_EffectiveIncomeTaxRateReconciliationEffectOfPermanentDifferencesOther": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "EffectiveIncomeTaxRateReconciliationEffectOfPermanentDifferencesOther",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail": {
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Effective Income Tax Rate Reconciliation Effect Of Permanent Differences Other",
        "terseLabel": "Permanent differences and other",
        "documentation": "Effective Income Tax Rate Reconciliation Effect Of Permanent Differences Other"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationTaxContingencies": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EffectiveIncomeTaxRateReconciliationTaxContingencies",
     "calculation": {
      "http://www.birksgroup.com/role/IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail": {
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Effective Income Tax Rate Reconciliation, Tax Contingency, Percent",
        "terseLabel": "Utilization of unrecognized losses and other tax attributes",
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax contingencies. Includes, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies."
       }
      }
     },
     "auth_ref": [
      "r953",
      "r956"
     ]
    },
    "bgi_EmergencySubsidyProgramAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "EmergencySubsidyProgramAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Emergency Subsidy Program [Axis]",
        "terseLabel": "Emergency Subsidy Program [Axis]",
        "documentation": "Emergency subsidy program."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_EmergencySubsidyProgramDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "EmergencySubsidyProgramDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Emergency Subsidy Program [Domain]",
        "terseLabel": "Emergency Subsidy Program [Domain]",
        "documentation": "Emergency subsidy program."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EmployeeRelatedLiabilitiesCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EmployeeRelatedLiabilitiesCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail": {
       "parentTag": "us-gaap_AccruedLiabilitiesCurrent",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Employee-related Liabilities, Current",
        "terseLabel": "Compensation related accruals",
        "documentation": "Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)."
       }
      }
     },
     "auth_ref": [
      "r18"
     ]
    },
    "us-gaap_EmployeeStockOptionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EmployeeStockOptionMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Employee Stock Option [Member]",
        "terseLabel": "Employee Stock Option",
        "documentation": "Share-based payment arrangement granting right, subject to vesting and other restrictions, to purchase or sell certain number of shares at predetermined price for specified period of time."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Employee Stock Ownership Plan (ESOP) Name [Axis]",
        "terseLabel": "Employee Stock Ownership Plan (ESOP) Name [Axis]",
        "documentation": "Information by name of employee stock ownership plan."
       }
      }
     },
     "auth_ref": [
      "r72"
     ]
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPPlanDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EmployeeStockOwnershipPlanESOPPlanDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Employee Stock Ownership Plan (ESOP), Plan [Domain]",
        "terseLabel": "Employee Stock Ownership Plan (ESOP), Plan [Domain]",
        "documentation": "Entities identify multiple employee stock ownership plans by unique name."
       }
      }
     },
     "auth_ref": [
      "r73"
     ]
    },
    "dei_EntityAddressAddressLine1": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressAddressLine1",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Address Line One",
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressAddressLine2": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressAddressLine2",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Address Line Two",
        "documentation": "Address Line 2 such as Street or Suite number"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressCityOrTown": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressCityOrTown",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, City or Town",
        "documentation": "Name of the City or Town"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressCountry": {
     "xbrltype": "countryCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressCountry",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Country",
        "documentation": "ISO 3166-1 alpha-2 country code."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressPostalZipCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressPostalZipCode",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Address, Postal Zip Code",
        "documentation": "Code for the postal or zip code"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressesAddressTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityAddressesAddressTypeAxis",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Addresses, Address Type [Axis]",
        "documentation": "The axis of a table defines the relationship between the domain members or categories in the table and the line items or concepts that complete the table."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCentralIndexKey": {
     "xbrltype": "centralIndexKeyItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityCentralIndexKey",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Central Index Key",
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK."
       }
      }
     },
     "auth_ref": [
      "r796"
     ]
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityCommonStockSharesOutstanding",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Common Stock, Shares Outstanding",
        "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCurrentReportingStatus": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityCurrentReportingStatus",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Current Reporting Status",
        "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityDomain",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity [Domain]",
        "terseLabel": "Entity [Domain]",
        "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityEmergingGrowthCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityEmergingGrowthCompany",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Emerging Growth Company",
        "documentation": "Indicate if registrant meets the emerging growth company criteria."
       }
      }
     },
     "auth_ref": [
      "r796"
     ]
    },
    "dei_EntityFileNumber": {
     "xbrltype": "fileNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityFileNumber",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity File Number",
        "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityFilerCategory": {
     "xbrltype": "filerCategoryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityFilerCategory",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Filer Category",
        "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure."
       }
      }
     },
     "auth_ref": [
      "r796"
     ]
    },
    "dei_EntityIncorporationStateCountryCode": {
     "xbrltype": "edgarStateCountryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityIncorporationStateCountryCode",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Incorporation, State or Country Code",
        "documentation": "Two-character EDGAR code representing the state or country of incorporation."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityInteractiveDataCurrent": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityInteractiveDataCurrent",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Interactive Data Current",
        "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files)."
       }
      }
     },
     "auth_ref": [
      "r873"
     ]
    },
    "dei_EntityRegistrantName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityRegistrantName",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Registrant Name",
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC."
       }
      }
     },
     "auth_ref": [
      "r796"
     ]
    },
    "dei_EntityShellCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityShellCompany",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Shell Company",
        "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r796"
     ]
    },
    "dei_EntityVoluntaryFilers": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityVoluntaryFilers",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Voluntary Filers",
        "documentation": "Indicate 'Yes' or 'No' if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityWellKnownSeasonedIssuer": {
     "xbrltype": "yesNoItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "EntityWellKnownSeasonedIssuer",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity Well-known Seasoned Issuer",
        "documentation": "Indicate 'Yes' or 'No' if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Is used on Form Type: 10-K, 10-Q, 8-K, 20-F, 6-K, 10-K/A, 10-Q/A, 20-F/A, 6-K/A, N-CSR, N-Q, N-1A."
       }
      }
     },
     "auth_ref": [
      "r874"
     ]
    },
    "us-gaap_EquipmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EquipmentMember",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equipment [Member]",
        "terseLabel": "Equipment [Member]",
        "documentation": "Tangible personal property used to produce goods and services."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EquityAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EquityAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_EquityComponentDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EquityComponentDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Component [Domain]",
        "terseLabel": "Equity Component [Domain]",
        "documentation": "Components of equity are the parts of the total Equity balance including that which is allocated to common, preferred, treasury stock, retained earnings, etc."
       }
      }
     },
     "auth_ref": [
      "r10",
      "r158",
      "r187",
      "r188",
      "r189",
      "r212",
      "r213",
      "r214",
      "r216",
      "r226",
      "r228",
      "r240",
      "r289",
      "r295",
      "r396",
      "r437",
      "r438",
      "r439",
      "r458",
      "r459",
      "r478",
      "r480",
      "r481",
      "r482",
      "r483",
      "r485",
      "r495",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r545",
      "r622",
      "r623",
      "r624",
      "r646",
      "r715"
     ]
    },
    "srt_EquityMethodInvesteeNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "EquityMethodInvesteeNameDomain",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investment, Name [Domain]"
       }
      }
     },
     "auth_ref": [
      "r282",
      "r283",
      "r284"
     ]
    },
    "us-gaap_EquityMethodInvestmentOwnershipPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EquityMethodInvestmentOwnershipPercentage",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Method Investment, Ownership Percentage",
        "terseLabel": "Equity method investment ownership percentage",
        "documentation": "The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting."
       }
      }
     },
     "auth_ref": [
      "r282"
     ]
    },
    "us-gaap_EquityMethodInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "EquityMethodInvestments",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0,
       "order": 18.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Method Investments",
        "terseLabel": "Equity investment in joint venture",
        "documentation": "This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized."
       }
      }
     },
     "auth_ref": [
      "r257",
      "r281",
      "r882",
      "r910"
     ]
    },
    "bgi_EquityMethodInvestmentsTaxComponentOfIncomeLossFromEquityMethodInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "EquityMethodInvestmentsTaxComponentOfIncomeLossFromEquityMethodInvestments",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperationsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Method Investments Tax Component Of Income Loss From Equity Method Investments",
        "terseLabel": "Equity method investments tax component of income loss from equity method investments",
        "documentation": "Equity method investments tax component of income loss from equity method investments."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_EquitySettledDeferredShareUnitsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "EquitySettledDeferredShareUnitsMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Settled Deferred Share Units [Member]",
        "documentation": "Equity Settled Deferred Share Units [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_EquitySettledRestrictedStockUnitsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "EquitySettledRestrictedStockUnitsMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Settled Restricted Stock Units [Member]",
        "documentation": "Equity Settled Restricted Stock Units [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_EquityValuationAssumptionDifferenceFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "EquityValuationAssumptionDifferenceFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Valuation Assumption Difference, Footnote [Text Block]",
        "terseLabel": "Equity Valuation Assumption Difference, Footnote"
       }
      }
     },
     "auth_ref": [
      "r841"
     ]
    },
    "ecd_ErrCompAnalysisTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "ErrCompAnalysisTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Erroneous Compensation Analysis [Text Block]",
        "terseLabel": "Erroneous Compensation Analysis"
       }
      }
     },
     "auth_ref": [
      "r804",
      "r816",
      "r826",
      "r852"
     ]
    },
    "ecd_ErrCompRecoveryTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "ErrCompRecoveryTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Erroneously Awarded Compensation Recovery [Table]",
        "terseLabel": "Erroneously Awarded Compensation Recovery"
       }
      }
     },
     "auth_ref": [
      "r801",
      "r813",
      "r823",
      "r849"
     ]
    },
    "bgi_ExcessAvailabilityToBeMaintainedForTheNextTwelveMonths": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ExcessAvailabilityToBeMaintainedForTheNextTwelveMonths",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Excess Availability To Be Maintained For The Next Twelve Months",
        "terseLabel": "Excess availability to be maintained for the next twelve months",
        "documentation": "Excess availability to be maintained for the next twelve months."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_ExecutiveCategoryAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "ExecutiveCategoryAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Executive Category [Axis]",
        "terseLabel": "Executive Category:"
       }
      }
     },
     "auth_ref": [
      "r847"
     ]
    },
    "bgi_ExecutiveChairmanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ExecutiveChairmanMember",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Executive Chairman [Member]",
        "terseLabel": "Executive Chairman [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ExpensesIncurredAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ExpensesIncurredAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Expenses Incurred [Abstract]",
        "verboseLabel": "Expenses incurred:",
        "documentation": "Expenses Incurred [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FairValueDisclosuresAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FairValueDisclosuresAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Disclosures [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinanceLeaseLiability": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeaseLiability",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability",
        "verboseLabel": "Obligations under finance leases",
        "terseLabel": "Total",
        "documentation": "Present value of lessee's discounted obligation for lease payments from finance lease."
       }
      }
     },
     "auth_ref": [
      "r528",
      "r540"
     ]
    },
    "us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeaseLiabilityMaturityTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability, Fiscal Year Maturity [Table Text Block]",
        "terseLabel": "Summary of Future Minimum Lease Payments for Finance Leases",
        "documentation": "Tabular disclosure of undiscounted cash flows of finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance lease liability recognized in statement of financial position."
       }
      }
     },
     "auth_ref": [
      "r962"
     ]
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeaseLiabilityPaymentsDue",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability, Payment, Due",
        "totalLabel": "Total minimum lease payments",
        "documentation": "Amount of lessee's undiscounted obligation for lease payments for finance lease."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeaseLiabilityPaymentsDueNextTwelveMonths",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail": {
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability, to be Paid, Year One",
        "verboseLabel": "2025",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeaseLiabilityPaymentsDueYearFive",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail": {
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability, to be Paid, Year Five",
        "terseLabel": "2029",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeaseLiabilityPaymentsDueYearFour",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail": {
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability, to be Paid, Year Four",
        "verboseLabel": "2028",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeaseLiabilityPaymentsDueYearThree",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail": {
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability, to be Paid, Year Three",
        "verboseLabel": "2027",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeaseLiabilityPaymentsDueYearTwo",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail": {
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability, to be Paid, Year Two",
        "verboseLabel": "2026",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_FinanceLeaseLiabilityStatementOfFinancialPositionExtensibleList": {
     "xbrltype": "enumerationSetItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeaseLiabilityStatementOfFinancialPositionExtensibleList",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]",
        "documentation": "Indicates line item in statement of financial position that includes finance lease liability."
       }
      }
     },
     "auth_ref": [
      "r529"
     ]
    },
    "us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeaseLiabilityUndiscountedExcessAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfFutureMinimumLeasePaymentsForFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability, Undiscounted Excess Amount",
        "negatedLabel": "Less imputed interest",
        "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "bgi_FinanceLeaseObligationsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "FinanceLeaseObligationsMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease Obligations [Member]",
        "terseLabel": "Finance Lease Obligations [Member]",
        "documentation": "Finance lease obligations [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinanceLeasePrincipalPayments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinanceLeasePrincipalPayments",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Principal Payments",
        "negatedLabel": "Repayment of obligations under finance lease",
        "documentation": "Amount of cash outflow for principal payment on finance lease."
       }
      }
     },
     "auth_ref": [
      "r530",
      "r536"
     ]
    },
    "us-gaap_FinancialInstrumentsDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinancialInstrumentsDisclosureTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/FinancialInstruments"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Instruments Disclosure [Text Block]",
        "terseLabel": "Financial instruments",
        "documentation": "The entire disclosure for financial instruments. This disclosure includes, but is not limited to, fair value measurements of short and long term marketable securities, international currencies forward contracts, and auction rate securities. Financial instruments may include hedging and non-hedging currency exchange instruments, derivatives, securitizations and securities available for sale at fair value. Also included are investment results, realized and unrealized gains and losses as well as impairments and risk management disclosures."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_FinancingAgreementOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "FinancingAgreementOneMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Agreement One [Member]",
        "documentation": "Financing agreement one."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_FinancingAgreementTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "FinancingAgreementTwoMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Agreement Two [Member]",
        "documentation": "Financing agreement two."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_FinancingProgrammeDownPaymentPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "FinancingProgrammeDownPaymentPercentage",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Programme Down Payment Percentage",
        "terseLabel": "Financing programme down payment percentage",
        "documentation": "Financing programme down payment percentage."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancingReceivables1To29DaysPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinancingReceivables1To29DaysPastDueMember",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Asset, 1 to 29 Days Past Due [Member]",
        "terseLabel": "1 -30 days past due [Member]",
        "documentation": "Financial asset fewer than 30 days past due."
       }
      }
     },
     "auth_ref": [
      "r765"
     ]
    },
    "us-gaap_FinancingReceivables30To59DaysPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinancingReceivables30To59DaysPastDueMember",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Asset, 30 to 59 Days Past Due [Member]",
        "terseLabel": "31 -60 days past due [Member]",
        "documentation": "Financial asset more than 29 days past due but fewer than 60 days past due."
       }
      }
     },
     "auth_ref": [
      "r765"
     ]
    },
    "us-gaap_FinancingReceivables60To89DaysPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinancingReceivables60To89DaysPastDueMember",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Asset, 60 to 89 Days Past Due [Member]",
        "terseLabel": "61 -90 days past due [Member]",
        "documentation": "Financial asset more than 59 days past due but fewer than 90 days past due."
       }
      }
     },
     "auth_ref": [
      "r765"
     ]
    },
    "us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinancingReceivablesEqualToGreaterThan90DaysPastDueMember",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Asset, Equal to or Greater than 90 Days Past Due [Member]",
        "terseLabel": "Greater than 90 days past due [Member]",
        "documentation": "Financial asset equal to or greater than 90 days past due."
       }
      }
     },
     "auth_ref": [
      "r765"
     ]
    },
    "bgi_FinancingReceivablesPastDueMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "FinancingReceivablesPastDueMember",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing Receivables Past Due [Member]",
        "terseLabel": "Current [Member]",
        "documentation": "Financing receivables past due member."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FinancingReceivablesPeriodPastDueAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinancingReceivablesPeriodPastDueAxis",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Asset, Period Past Due [Axis]",
        "terseLabel": "Financial Asset, Period Past Due [Axis]",
        "documentation": "Information by period in which financial asset is past due or not past due."
       }
      }
     },
     "auth_ref": [
      "r151",
      "r301",
      "r765"
     ]
    },
    "us-gaap_FinancingReceivablesPeriodPastDueDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FinancingReceivablesPeriodPastDueDomain",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Asset, Period Past Due [Domain]",
        "terseLabel": "Financial Asset, Period Past Due [Domain]",
        "documentation": "Period in which financial asset is past due or not past due. For past due, element name and standard label in Financial Asset, [numeric lower end] to [numeric higher end] [date measure] Past Due [Member] or Financial Asset, Greater than [low end numeric value] [date measure] Past Due [Member] or Financial Asset, Less than [high end numeric value] [date measure] Past Due [Member] formats."
       }
      }
     },
     "auth_ref": [
      "r151",
      "r301",
      "r765"
     ]
    },
    "us-gaap_FiniteLivedIntangibleAssetUsefulLife": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FiniteLivedIntangibleAssetUsefulLife",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finite-Lived Intangible Asset, Useful Life",
        "documentation": "Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FiniteLivedIntangibleAssetsAccumulatedAmortization",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finite-Lived Intangible Assets, Accumulated Amortization",
        "terseLabel": "Accumulated amortization of intangible assets",
        "documentation": "Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life."
       }
      }
     },
     "auth_ref": [
      "r169",
      "r316"
     ]
    },
    "us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FiniteLivedIntangibleAssetsByMajorClassAxis",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finite-Lived Intangible Assets by Major Class [Axis]",
        "documentation": "Information by major type or class of finite-lived intangible assets."
       }
      }
     },
     "auth_ref": [
      "r314",
      "r315",
      "r316",
      "r317",
      "r564",
      "r568"
     ]
    },
    "us-gaap_FiniteLivedIntangibleAssetsGross": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FiniteLivedIntangibleAssetsGross",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finite-Lived Intangible Assets, Gross",
        "terseLabel": "Intangible assets",
        "documentation": "Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life."
       }
      }
     },
     "auth_ref": [
      "r123",
      "r568"
     ]
    },
    "us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FiniteLivedIntangibleAssetsMajorClassNameDomain",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finite-Lived Intangible Assets, Major Class Name [Domain]",
        "documentation": "The major class of finite-lived intangible asset (for example, patents, trademarks, copyrights, etc.) A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company."
       }
      }
     },
     "auth_ref": [
      "r49",
      "r51"
     ]
    },
    "us-gaap_ForeignCurrencyTransactionGainLossBeforeTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ForeignCurrencyTransactionGainLossBeforeTax",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Foreign Currency Transaction Gain (Loss), before Tax",
        "terseLabel": "Foreign exchange gains (losses)",
        "documentation": "Amount, before tax, of realized and unrealized gain (loss) from foreign currency transaction."
       }
      }
     },
     "auth_ref": [
      "r507",
      "r508",
      "r509",
      "r510",
      "r712"
     ]
    },
    "us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Foreign Currency Transactions and Translations Policy [Policy Text Block]",
        "terseLabel": "Foreign exchange",
        "documentation": "Disclosure of accounting policy for (1) transactions denominated in a currency other than the reporting enterprise's functional currency, (2) translating foreign currency financial statements that are incorporated into the financial statements of the reporting enterprise by consolidation, combination, or the equity method of accounting, and (3) remeasurement of the financial statements of a foreign reporting enterprise in a hyperinflationary economy."
       }
      }
     },
     "auth_ref": [
      "r506"
     ]
    },
    "ecd_ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery due to Disqualification of Tax Benefits, Amount",
        "terseLabel": "Forgone Recovery due to Disqualification of Tax Benefits, Amount"
       }
      }
     },
     "auth_ref": [
      "r808",
      "r820",
      "r830",
      "r856"
     ]
    },
    "ecd_ForgoneRecoveryDueToExpenseOfEnforcementAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "ForgoneRecoveryDueToExpenseOfEnforcementAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery due to Expense of Enforcement, Amount",
        "terseLabel": "Forgone Recovery due to Expense of Enforcement, Amount"
       }
      }
     },
     "auth_ref": [
      "r808",
      "r820",
      "r830",
      "r856"
     ]
    },
    "ecd_ForgoneRecoveryDueToViolationOfHomeCountryLawAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "ForgoneRecoveryDueToViolationOfHomeCountryLawAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery due to Violation of Home Country Law, Amount",
        "terseLabel": "Forgone Recovery due to Violation of Home Country Law, Amount"
       }
      }
     },
     "auth_ref": [
      "r808",
      "r820",
      "r830",
      "r856"
     ]
    },
    "ecd_ForgoneRecoveryExplanationOfImpracticabilityTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "ForgoneRecoveryExplanationOfImpracticabilityTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery, Explanation of Impracticability [Text Block]",
        "terseLabel": "Forgone Recovery, Explanation of Impracticability"
       }
      }
     },
     "auth_ref": [
      "r808",
      "r820",
      "r830",
      "r856"
     ]
    },
    "ecd_ForgoneRecoveryIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "ForgoneRecoveryIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Forgone Recovery, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r808",
      "r820",
      "r830",
      "r856"
     ]
    },
    "bgi_FurnitureAndEquipmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "FurnitureAndEquipmentMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Furniture And Equipment [Member]",
        "terseLabel": "Furniture And Equipment [Member]",
        "documentation": "Furniture And Equipment [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_FurnitureAndFixturesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "FurnitureAndFixturesMember",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Furniture and Fixtures [Member]",
        "terseLabel": "Furniture and Fixtures [Member]",
        "documentation": "Equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_FurnitureFixturesAndEquipmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "FurnitureFixturesAndEquipmentMember",
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Furniture Fixtures And Equipment [Member]",
        "verboseLabel": "Furniture Fixtures And Equipment [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_FutureOperatingLeasesAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "FutureOperatingLeasesAxis",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Future Operating Leases [Axis]",
        "documentation": "Future operating leases axis."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_FutureOperatingLeasesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "FutureOperatingLeasesDomain",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Future Operating Leases [Domain]",
        "documentation": "Future operating leases domain."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_FwiLlcMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "FwiLlcMember",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "FWI LLC [Member]",
        "documentation": "FWI LLC"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_GainLossOnTerminationOfLease": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "GainLossOnTerminationOfLease",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 23.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Gain (Loss) on Termination of Lease",
        "negatedLabel": "Early lease termination",
        "documentation": "Amount of gain (loss) on termination of lease before expiration of lease term."
       }
      }
     },
     "auth_ref": [
      "r526"
     ]
    },
    "bgi_GestofiMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "GestofiMember",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Gestofi [Member]",
        "terseLabel": "Gestofi [Member]",
        "documentation": "Gestofi [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_GovernmentGrantReceivable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "GovernmentGrantReceivable",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Government Grant Receivable",
        "terseLabel": "Government grant receivable",
        "documentation": "Government grant receivable."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_GovernmentGrantRecognized": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "GovernmentGrantRecognized",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Government Grant Recognized",
        "terseLabel": "Government grant recognized",
        "documentation": "Government grant recognized."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_GovernmentGrantsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "GovernmentGrantsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Government Grants [Abstract]",
        "documentation": "Government grants."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_GovernmentGrantsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "GovernmentGrantsLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Government Grants [Line Items]",
        "documentation": "Government grants."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_GovernmentGrantsPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "GovernmentGrantsPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Government Grants [Policy Text Block]",
        "terseLabel": "Government grants",
        "documentation": "Government grants policy text block."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_GovernmentGrantsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "GovernmentGrantsTable",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Government Grants [Table]",
        "documentation": "Government grants."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_GovernmentGrantsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "GovernmentGrantsTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrants"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Government Grants [Text Block]",
        "terseLabel": "Government grants",
        "documentation": "Government grants."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_GovernmentSubsidyProgramAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "GovernmentSubsidyProgramAxis",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Government Subsidy Program [Axis]",
        "documentation": "Government subsidy program."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_GovernmentSubsidyProgramDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "GovernmentSubsidyProgramDomain",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Government Subsidy Program [Domain]",
        "documentation": "Government subsidy program."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_GrossProfit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "GrossProfit",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_OperatingIncomeLoss",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations",
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfReconciliationsOfSegmentsGrossProfitsAndCertainUnallocatedCostsToConsolidatedGrossProfitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Gross Profit",
        "totalLabel": "Gross profit",
        "terseLabel": "Gross profit",
        "documentation": "Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity."
       }
      }
     },
     "auth_ref": [
      "r111",
      "r202",
      "r247",
      "r261",
      "r267",
      "r270",
      "r285",
      "r337",
      "r338",
      "r340",
      "r341",
      "r342",
      "r344",
      "r346",
      "r348",
      "r349",
      "r501",
      "r763",
      "r920"
     ]
    },
    "dei_IcfrAuditorAttestationFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "IcfrAuditorAttestationFlag",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "ICFR Auditor Attestation Flag"
       }
      }
     },
     "auth_ref": [
      "r798",
      "r799",
      "r812"
     ]
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest",
        "totalLabel": "(Loss) income before taxes and equity in earnings of joint venture",
        "documentation": "Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments."
       }
      }
     },
     "auth_ref": [
      "r247",
      "r261",
      "r267",
      "r270",
      "r600",
      "r763"
     ]
    },
    "us-gaap_IncomeLossFromEquityMethodInvestments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeLossFromEquityMethodInvestments",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 22.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income (Loss) from Equity Method Investments",
        "terseLabel": "Equity in earnings of joint venture, net of taxes of $0.8 million ($0.7 million in fiscal 2023)",
        "negatedLabel": "Equity in earnings of joint venture",
        "documentation": "Amount of income (loss) for proportionate share of equity method investee's income (loss)."
       }
      }
     },
     "auth_ref": [
      "r5",
      "r109",
      "r142",
      "r254",
      "r281",
      "r596"
     ]
    },
    "us-gaap_IncomeStatementAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeStatementAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Statement [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disposal Group Name [Axis]",
        "terseLabel": "Disposal Group Name [Axis]",
        "documentation": "Information by name of disposal group."
       }
      }
     },
     "auth_ref": [
      "r775",
      "r776"
     ]
    },
    "us-gaap_IncomeStatementLocationAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeStatementLocationAxis",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsParentheticalDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Statement Location [Axis]",
        "terseLabel": "Income Statement Location [Axis]",
        "documentation": "Information by location in the income statement."
       }
      }
     },
     "auth_ref": [
      "r318",
      "r324",
      "r699"
     ]
    },
    "us-gaap_IncomeStatementLocationDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeStatementLocationDomain",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsParentheticalDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Statement Location [Domain]",
        "terseLabel": "Income Statement Location [Domain]",
        "documentation": "Location in the income statement."
       }
      }
     },
     "auth_ref": [
      "r324",
      "r699"
     ]
    },
    "us-gaap_IncomeTaxAuthorityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeTaxAuthorityAxis",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Authority [Axis]",
        "terseLabel": "Income Tax Authority [Axis]",
        "documentation": "Information by tax jurisdiction."
       }
      }
     },
     "auth_ref": [
      "r8"
     ]
    },
    "us-gaap_IncomeTaxAuthorityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeTaxAuthorityDomain",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Authority [Domain]",
        "terseLabel": "Income Tax Authority [Domain]",
        "documentation": "Agency, division or body classification that levies income taxes, examines tax returns for compliance, or grants exemptions from or makes other decisions pertaining to income taxes."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncomeTaxDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeTaxDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Disclosure [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncomeTaxDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeTaxDisclosureTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxes"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Disclosure [Text Block]",
        "terseLabel": "Income taxes",
        "documentation": "The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information."
       }
      }
     },
     "auth_ref": [
      "r203",
      "r441",
      "r446",
      "r448",
      "r453",
      "r460",
      "r465",
      "r466",
      "r467",
      "r642"
     ]
    },
    "us-gaap_IncomeTaxExpenseBenefit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeTaxExpenseBenefit",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": -1.0,
       "order": 1.0
      },
      "http://www.birksgroup.com/role/IncomeTaxesComponentsOfIncomeTaxExpenseBenefitFromContinuingOperationsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations",
      "http://www.birksgroup.com/role/IncomeTaxesComponentsOfIncomeTaxExpenseBenefitFromContinuingOperationsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Expense (Benefit)",
        "negatedLabel": "Income taxes (benefits)",
        "totalLabel": "Income tax expense",
        "documentation": "Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations."
       }
      }
     },
     "auth_ref": [
      "r146",
      "r153",
      "r227",
      "r228",
      "r255",
      "r444",
      "r461",
      "r601"
     ]
    },
    "us-gaap_IncomeTaxPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncomeTaxPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax, Policy [Policy Text Block]",
        "terseLabel": "Income taxes",
        "documentation": "Disclosure of accounting policy for income taxes, which may include its accounting policies for recognizing and measuring deferred tax assets and liabilities and related valuation allowances, recognizing investment tax credits, operating loss carryforwards, tax credit carryforwards, and other carryforwards, methodologies for determining its effective income tax rate and the characterization of interest and penalties in the financial statements."
       }
      }
     },
     "auth_ref": [
      "r186",
      "r442",
      "r443",
      "r448",
      "r449",
      "r452",
      "r454",
      "r636"
     ]
    },
    "us-gaap_IncreaseDecreaseInAccountsPayable": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncreaseDecreaseInAccountsPayable",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 14.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Accounts Payable",
        "terseLabel": "Accounts payable",
        "documentation": "The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business."
       }
      }
     },
     "auth_ref": [
      "r4"
     ]
    },
    "us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 15.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities",
        "terseLabel": "Accrued liabilities and other long-term liabilities",
        "documentation": "Amount of increase (decrease) in accrued expenses, and obligations classified as other."
       }
      }
     },
     "auth_ref": [
      "r891"
     ]
    },
    "bgi_IncreaseDecreaseInAllocatedShareBasedCompensationExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "IncreaseDecreaseInAllocatedShareBasedCompensationExpense",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase Decrease In Allocated Share Based Compensation Expense",
        "terseLabel": "Additional compensation expense",
        "documentation": "Increase decrease in allocated share based compensation expense."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncreaseDecreaseInInventories": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncreaseDecreaseInInventories",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 12.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Inventories",
        "negatedLabel": "Inventories",
        "documentation": "The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities."
       }
      }
     },
     "auth_ref": [
      "r4"
     ]
    },
    "us-gaap_IncreaseDecreaseInOperatingAssetsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncreaseDecreaseInOperatingAssetsAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Operating Assets [Abstract]",
        "terseLabel": "(Increase) decrease in:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncreaseDecreaseInOperatingLiabilitiesAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Operating Liabilities [Abstract]",
        "terseLabel": "Increase (decrease) in:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 13.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Prepaid Expense and Other Assets",
        "negatedLabel": "Prepaids and other current assets",
        "documentation": "Amount of increase (decrease) in prepaid expenses, and assets classified as other."
       }
      }
     },
     "auth_ref": [
      "r4"
     ]
    },
    "bgi_IncreaseInRawMaterialsCorrection": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "IncreaseInRawMaterialsCorrection",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/InventoriesSummaryOfInventoriesNetOfReservesParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase In Raw Materials Correction",
        "terseLabel": "Increase in raw materials correction",
        "documentation": "Increase in raw materials correction."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_IncreasedecreaseInAccountsReceivableOtherReceivablesAndLongTermReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "IncreasedecreaseInAccountsReceivableOtherReceivablesAndLongTermReceivables",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0,
       "order": 11.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase Decrease in Accounts Receivable Other Receivables And Long Term Receivables",
        "negatedLabel": "Accounts receivable, other receivables and long-term receivables",
        "documentation": "Increase (decrease) in accounts receivable other receivables and long term receivables."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_IndividualAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "IndividualAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure",
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure",
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements",
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Individual [Axis]",
        "terseLabel": "Individual:"
       }
      }
     },
     "auth_ref": [
      "r811",
      "r820",
      "r830",
      "r847",
      "r856",
      "r860",
      "r868"
     ]
    },
    "ecd_InsiderTradingArrLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "InsiderTradingArrLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Arrangements [Line Items]",
        "terseLabel": "Insider Trading Arrangements:"
       }
      }
     },
     "auth_ref": [
      "r866"
     ]
    },
    "ecd_InsiderTradingPoliciesProcLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "InsiderTradingPoliciesProcLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Policies and Procedures [Line Items]",
        "terseLabel": "Insider Trading Policies and Procedures:"
       }
      }
     },
     "auth_ref": [
      "r800",
      "r872"
     ]
    },
    "bgi_InsiderTradingPolicyAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "InsiderTradingPolicyAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Policy [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_InsiderTrdPoliciesProcAdoptedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "InsiderTrdPoliciesProcAdoptedFlag",
     "presentation": [
      "http://www.birksgroup.com/role/InsiderTradingPolicy",
      "http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Policies and Procedures Adopted [Flag]",
        "terseLabel": "Insider Trading Policies and Procedures Adopted"
       }
      }
     },
     "auth_ref": [
      "r800",
      "r872"
     ]
    },
    "ecd_InsiderTrdPoliciesProcNotAdoptedTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "InsiderTrdPoliciesProcNotAdoptedTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Insider Trading Policies and Procedures Not Adopted [Text Block]",
        "terseLabel": "Insider Trading Policies and Procedures Not Adopted"
       }
      }
     },
     "auth_ref": [
      "r800",
      "r872"
     ]
    },
    "us-gaap_IntangibleAssetsFiniteLivedPolicy": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IntangibleAssetsFiniteLivedPolicy",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Intangible Assets, Finite-Lived, Policy [Policy Text Block]",
        "terseLabel": "Intangible assets and other assets",
        "documentation": "Disclosure of accounting policy for finite-lived intangible assets. This accounting policy also might address: (1) the amortization method used; (2) the useful lives of such assets; and (3) how the entity assesses and measures impairment of such assets."
       }
      }
     },
     "auth_ref": [
      "r51",
      "r560",
      "r561",
      "r562",
      "r564",
      "r759"
     ]
    },
    "us-gaap_IntangibleAssetsNetExcludingGoodwill": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IntangibleAssetsNetExcludingGoodwill",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0,
       "order": 21.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Intangible Assets, Net (Excluding Goodwill)",
        "terseLabel": "Intangible assets and other assets",
        "documentation": "Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges."
       }
      }
     },
     "auth_ref": [
      "r48",
      "r50"
     ]
    },
    "bgi_IntercompanyProfitAdjustment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "IntercompanyProfitAdjustment",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfReconciliationsOfSegmentsGrossProfitsAndCertainUnallocatedCostsToConsolidatedGrossProfitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Intercompany Profit Adjustment",
        "terseLabel": "Adjustment of intercompany profit",
        "documentation": "Intercompany profit adjustment."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InterestAndDebtExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InterestAndDebtExpense",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest and Debt Expense",
        "terseLabel": "Interest expense on cash advance received from controlling shareholder",
        "documentation": "Interest and debt related expenses associated with nonoperating financing activities of the entity."
       }
      }
     },
     "auth_ref": [
      "r7"
     ]
    },
    "bgi_InterestAndOtherFinancingCosts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "InterestAndOtherFinancingCosts",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": -1.0,
       "order": 11.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest And Other Financing Costs",
        "terseLabel": "Interest and other financial costs",
        "documentation": "Interest and other financing costs."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InterestPaidNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InterestPaidNet",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Paid, Excluding Capitalized Interest, Operating Activities",
        "terseLabel": "Interest paid",
        "documentation": "Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount."
       }
      }
     },
     "auth_ref": [
      "r194",
      "r196",
      "r197"
     ]
    },
    "us-gaap_InterestPayableCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InterestPayableCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail": {
       "parentTag": "us-gaap_AccruedLiabilitiesCurrent",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Payable, Current",
        "terseLabel": "Interest and bank fees",
        "documentation": "Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)."
       }
      }
     },
     "auth_ref": [
      "r18"
     ]
    },
    "bgi_InterestPayableRelatedParty": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "InterestPayableRelatedParty",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Payable Related Party",
        "terseLabel": "Interest payable on cash advance received from controlling shareholder",
        "documentation": "Interest payable related party."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_InterestRateOnCashAdvances": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "InterestRateOnCashAdvances",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Rate on Cash Advances",
        "terseLabel": "Interest on Cash advances",
        "documentation": "Interest Rate on Cash Advances"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_IntersegmentEliminationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "IntersegmentEliminationMember",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Intersegment Eliminations [Member]",
        "terseLabel": "Intersegment Eliminations [Member]",
        "documentation": "Eliminating entries used in operating segment consolidation."
       }
      }
     },
     "auth_ref": [
      "r249",
      "r260",
      "r261",
      "r262",
      "r263",
      "r264",
      "r266",
      "r270"
     ]
    },
    "us-gaap_InventoryDisclosureAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InventoryDisclosureAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Inventory Disclosure [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InventoryDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InventoryDisclosureTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/Inventories"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Inventory Disclosure [Text Block]",
        "terseLabel": "Inventories",
        "documentation": "The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory."
       }
      }
     },
     "auth_ref": [
      "r302"
     ]
    },
    "us-gaap_InventoryFinishedGoodsNetOfReserves": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InventoryFinishedGoodsNetOfReserves",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/InventoriesSummaryOfInventoriesNetOfReservesDetail": {
       "parentTag": "us-gaap_InventoryNet",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/InventoriesSummaryOfInventoriesNetOfReservesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Inventory, Finished Goods, Net of Reserves",
        "terseLabel": "Finished goods",
        "documentation": "Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale."
       }
      }
     },
     "auth_ref": [
      "r122",
      "r758"
     ]
    },
    "us-gaap_InventoryNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InventoryNet",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0,
       "order": 25.0
      },
      "http://www.birksgroup.com/role/InventoriesSummaryOfInventoriesNetOfReservesDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/InventoriesSummaryOfInventoriesNetOfReservesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Inventory, Net",
        "verboseLabel": "Inventories",
        "totalLabel": "Total inventory",
        "documentation": "Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r180",
      "r757",
      "r781"
     ]
    },
    "bgi_InventoryObsolescence": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "InventoryObsolescence",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/InventoriesContinuityOfTheInventoryReservesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Inventory Obsolescence",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance",
        "documentation": "Inventory Obsolescence"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InventoryPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InventoryPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Inventory, Policy [Policy Text Block]",
        "terseLabel": "Inventories",
        "documentation": "Disclosure of inventory accounting policy for inventory classes, including, but not limited to, basis for determining inventory amounts, methods by which amounts are added and removed from inventory classes, loss recognition on impairment of inventories, and situations in which inventories are stated above cost."
       }
      }
     },
     "auth_ref": [
      "r147",
      "r165",
      "r179",
      "r302",
      "r303",
      "r304",
      "r559",
      "r760"
     ]
    },
    "us-gaap_InventoryValuationReserves": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InventoryValuationReserves",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfReconciliationsOfSegmentsGrossProfitsAndCertainUnallocatedCostsToConsolidatedGrossProfitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Inventory Valuation Reserves",
        "negatedLabel": "Inventory provisions",
        "documentation": "Amount of valuation reserve for inventory."
       }
      }
     },
     "auth_ref": [
      "r46",
      "r885"
     ]
    },
    "us-gaap_InventoryWorkInProcessAndRawMaterialsNetOfReserves": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InventoryWorkInProcessAndRawMaterialsNetOfReserves",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/InventoriesSummaryOfInventoriesNetOfReservesDetail": {
       "parentTag": "us-gaap_InventoryNet",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/InventoriesSummaryOfInventoriesNetOfReservesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Inventory, Work in Process and Raw Materials, Net of Reserves",
        "terseLabel": "Raw materials and work in progress",
        "documentation": "The aggregate carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of items which are partially completed at the time of measurement and unprocessed items that will go through the production process and become part of the final product. This element may be used when the reporting entity combines work in process and raw materials into an aggregate amount."
       }
      }
     },
     "auth_ref": [
      "r122",
      "r885"
     ]
    },
    "bgi_InvestissementQubecMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "InvestissementQubecMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investissement Qubec [Member]",
        "terseLabel": "Investissement Qu\u00e9bec [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_InvestissementQubecOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "InvestissementQubecOneMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investissement Qubec One [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_InvestmentCreditMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InvestmentCreditMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investment Tax Credit Carryforward [Member]",
        "terseLabel": "Investment Tax Credit Carryforward [Member]",
        "documentation": "Investment tax credit carryforwards arising from certain qualifying capital expenditures including, but not limited to, rehabilitation, energy, advanced coal project and gasification project."
       }
      }
     },
     "auth_ref": [
      "r74"
     ]
    },
    "us-gaap_InvestmentsAllOtherInvestmentsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "InvestmentsAllOtherInvestmentsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Investments, All Other Investments [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_JewelryAndOtherMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "JewelryAndOtherMember",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Jewelry And Other [Member]",
        "terseLabel": "Jewelry and Other [Member]",
        "documentation": "Jewelry And Other [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LeaseContractualTermAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LeaseContractualTermAxis",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lease Contractual Term [Axis]",
        "documentation": "Information by contractual term of lease arrangement."
       }
      }
     },
     "auth_ref": [
      "r878"
     ]
    },
    "us-gaap_LeaseContractualTermDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LeaseContractualTermDomain",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lease Contractual Term [Domain]",
        "documentation": "Contractual term of lease arrangement."
       }
      }
     },
     "auth_ref": [
      "r878"
     ]
    },
    "us-gaap_LeaseCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LeaseCost",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lease, Cost",
        "totalLabel": "Total lease expense",
        "documentation": "Amount of lease cost recognized by lessee for lease contract."
       }
      }
     },
     "auth_ref": [
      "r533",
      "r780"
     ]
    },
    "us-gaap_LeaseCostTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LeaseCostTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lease, Cost [Table Text Block]",
        "terseLabel": "Consolidated Statement of Earnings",
        "documentation": "Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income."
       }
      }
     },
     "auth_ref": [
      "r961"
     ]
    },
    "bgi_LeaseTermExtend": {
     "xbrltype": "dateItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LeaseTermExtend",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lease Term Extend",
        "terseLabel": "Lease term extend",
        "documentation": "Lease term extend."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LeaseholdImprovementsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LeaseholdImprovementsMember",
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipmentAdditionalInformationDetail",
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Leasehold Improvements [Member]",
        "terseLabel": "Leasehold Improvements [Member]",
        "documentation": "Additions or improvements to assets held under a lease arrangement."
       }
      }
     },
     "auth_ref": [
      "r125"
     ]
    },
    "bgi_LeaseholdInducementsReceived": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LeaseholdInducementsReceived",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 17.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Leasehold Inducements Received",
        "terseLabel": "Leasehold inducements received",
        "documentation": "Leasehold inducements received"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LeasesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LeasesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Leases [Abstract]",
        "terseLabel": "Leases [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "dei_LegalEntityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "LegalEntityAxis",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Legal Entity [Axis]",
        "terseLabel": "Legal Entity [Axis]",
        "documentation": "The set of legal entities associated with a report."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LenderAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LenderAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lender [Axis]",
        "documentation": "Lender."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LenderDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LenderDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lender [Domain]",
        "documentation": "Lender."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LesseeLeasesPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LesseeLeasesPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Leases [Policy Text Block]",
        "terseLabel": "Leases",
        "documentation": "Disclosure of accounting policy for leasing arrangement entered into by lessee."
       }
      }
     },
     "auth_ref": [
      "r532"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, Maturity [Table Text Block]",
        "terseLabel": "Consolidated Balance Sheet For Operating Leases And Finance Leases",
        "documentation": "Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position."
       }
      }
     },
     "auth_ref": [
      "r962"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDue",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid",
        "terseLabel": "Total minimum lease payments",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid, after Year Five",
        "terseLabel": "Thereafter",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year One",
        "terseLabel": "2025",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFive",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year Five",
        "verboseLabel": "2029",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFour",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year Four",
        "terseLabel": "2028",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearThree",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year Three",
        "terseLabel": "2027",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearTwo",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year Two",
        "terseLabel": "2026",
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LesseeOperatingLeaseLiabilityUndiscountedExcessAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, Undiscounted Excess Amount",
        "negatedLabel": "Less: amount of total minimum lease payments representing interest",
        "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease."
       }
      }
     },
     "auth_ref": [
      "r540"
     ]
    },
    "us-gaap_LettersOfCreditOutstandingAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LettersOfCreditOutstandingAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Letters of Credit Outstanding, Amount",
        "terseLabel": "Outstanding letters of credit",
        "documentation": "The total amount of the contingent obligation under letters of credit outstanding as of the reporting date."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LiabilitiesAndStockholdersEquity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LiabilitiesAndStockholdersEquity",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities and Equity",
        "totalLabel": "Total liabilities and stockholders' equity (deficiency)",
        "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any."
       }
      }
     },
     "auth_ref": [
      "r104",
      "r141",
      "r592",
      "r781",
      "r895",
      "r911",
      "r959"
     ]
    },
    "us-gaap_LiabilitiesCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LiabilitiesCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0,
       "order": 11.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Current",
        "totalLabel": "Total current liabilities",
        "documentation": "Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r19",
      "r164",
      "r202",
      "r285",
      "r337",
      "r338",
      "r340",
      "r341",
      "r342",
      "r344",
      "r346",
      "r348",
      "r349",
      "r472",
      "r473",
      "r474",
      "r501",
      "r781",
      "r920",
      "r966",
      "r967"
     ]
    },
    "us-gaap_LiabilitiesCurrentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LiabilitiesCurrentAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Current [Abstract]",
        "terseLabel": "Current liabilities:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LiabilitiesFairValueDisclosure": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LiabilitiesFairValueDisclosure",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/FinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial and Nonfinancial Liabilities, Fair Value Disclosure",
        "terseLabel": "Fair value of fixed long-term debt and other long-term liabilities",
        "documentation": "Fair value of financial and nonfinancial obligations."
       }
      }
     },
     "auth_ref": [
      "r81"
     ]
    },
    "us-gaap_LiabilitiesNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LiabilitiesNoncurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Noncurrent",
        "totalLabel": "Total long-term liabilities",
        "documentation": "Amount of obligation due after one year or beyond the normal operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r14",
      "r92",
      "r93",
      "r94",
      "r97",
      "r202",
      "r285",
      "r337",
      "r338",
      "r340",
      "r341",
      "r342",
      "r344",
      "r346",
      "r348",
      "r349",
      "r472",
      "r473",
      "r474",
      "r501",
      "r920",
      "r966",
      "r967"
     ]
    },
    "us-gaap_LineOfCredit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCredit",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-Term Line of Credit",
        "verboseLabel": "Outstanding amount of receivables",
        "terseLabel": "Long-term senior secured term loan",
        "definitionGuidance": "Line of credit outstanding",
        "documentation": "The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement."
       }
      }
     },
     "auth_ref": [
      "r14",
      "r140",
      "r974"
     ]
    },
    "bgi_LineOfCreditAdjustmentToInterestRatePercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LineOfCreditAdjustmentToInterestRatePercentage",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line Of Credit Adjustment To Interest Rate Percentage",
        "terseLabel": "Line of credit adjustment to interest rate percentage",
        "documentation": "Line of credit adjustment to interest rate percentage."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LineOfCreditFacilityAdditionalBorrowingCapacity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LineOfCreditFacilityAdditionalBorrowingCapacity",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line Of Credit Facility Additional Borrowing Capacity",
        "terseLabel": "Senior secured revolving credit facility, excess availability",
        "documentation": "Line of credit facility additional borrowing capacity."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LineOfCreditFacilityAverageOutstandingAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCreditFacilityAverageOutstandingAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessSummaryOfCompanysSeniorCreditFacilityDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility, Average Outstanding Amount",
        "terseLabel": "Average outstanding balance during the year",
        "documentation": "Average amount borrowed under the credit facility during the period."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LineOfCreditFacilityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCreditFacilityAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessSummaryOfCompanysSeniorCreditFacilityDetail",
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lender Name [Axis]",
        "terseLabel": "Lender Name [Axis]",
        "documentation": "Information by name of lender, which may be a single entity (for example, but not limited to, a bank, pension fund, venture capital firm) or a group of entities that participate in the line of credit."
       }
      }
     },
     "auth_ref": [
      "r17",
      "r894"
     ]
    },
    "bgi_LineOfCreditFacilityCovenantTermsCashMinimum": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LineOfCreditFacilityCovenantTermsCashMinimum",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line Of Credit Facility Covenant Terms Cash Minimum",
        "terseLabel": "Line of credit facility covenant terms cash minimum",
        "documentation": "Line of credit facility covenant terms cash minimum."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LineOfCreditFacilityExcessAvailabilityTrigger": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LineOfCreditFacilityExcessAvailabilityTrigger",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line Of Credit Facility Excess Availability Trigger",
        "terseLabel": "Minimum excess availability",
        "documentation": "Line of credit facility excess availability trigger."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LineOfCreditFacilityExcessAvailabilityTriggerPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LineOfCreditFacilityExcessAvailabilityTriggerPercentage",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line Of Credit Facility Excess Availability Trigger Percentage",
        "terseLabel": "Minimum excess availability percentage of borrowings",
        "documentation": "Line of credit facility excess availability trigger percentage."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LineOfCreditFacilityExcessAvailabilityTriggerPercentageOfLineCap": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LineOfCreditFacilityExcessAvailabilityTriggerPercentageOfLineCap",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line Of Credit Facility Excess Availability Trigger Percentage of Line Cap",
        "terseLabel": "Minimum excess availability percentage of line cap",
        "documentation": "Line of credit facility excess availability trigger percentage of line cap."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCreditFacilityInterestRateAtPeriodEnd",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessSummaryOfCompanysSeniorCreditFacilityDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility, Interest Rate at Period End",
        "terseLabel": "Effective interest rate at year-end",
        "documentation": "The effective interest rate at the end of the reporting period."
       }
      }
     },
     "auth_ref": [
      "r17"
     ]
    },
    "us-gaap_LineOfCreditFacilityInterestRateDuringPeriod": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCreditFacilityInterestRateDuringPeriod",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility, Interest Rate During Period",
        "terseLabel": "Line of credit facility, interest rate during period",
        "verboseLabel": "Line of credit facility, interest rate during period",
        "documentation": "The effective interest rate during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r17"
     ]
    },
    "us-gaap_LineOfCreditFacilityLenderDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCreditFacilityLenderDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessSummaryOfCompanysSeniorCreditFacilityDetail",
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility, Lender [Domain]",
        "terseLabel": "Line of Credit Facility, Lender [Domain]",
        "documentation": "Identification of the lender, which may be a single entity (for example, a bank, pension fund, venture capital firm) or a group of entities that participate in the line of credit, including a letter of credit facility."
       }
      }
     },
     "auth_ref": [
      "r17",
      "r894"
     ]
    },
    "us-gaap_LineOfCreditFacilityLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCreditFacilityLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BankIndebtednessSummaryOfCompanysSeniorCreditFacilityDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility [Line Items]",
        "terseLabel": "Line of Credit Facility [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r894"
     ]
    },
    "us-gaap_LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessSummaryOfCompanysSeniorCreditFacilityDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility, Maximum Amount Outstanding During Period",
        "terseLabel": "Maximum borrowing outstanding during the year",
        "documentation": "Maximum amount borrowed under the credit facility at any time during the period."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCreditFacilityMaximumBorrowingCapacity",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility, Maximum Borrowing Capacity",
        "terseLabel": "Senior secured credit facility",
        "verboseLabel": "Line of credit facility maximum borrowing capacity",
        "documentation": "Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility."
       }
      }
     },
     "auth_ref": [
      "r17"
     ]
    },
    "bgi_LineOfCreditFacilityMinimumExcessAvailability": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LineOfCreditFacilityMinimumExcessAvailability",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line Of Credit Facility Minimum Excess Availability",
        "terseLabel": "Line of credit facility minimum excess availability",
        "documentation": "Line of credit facility minimum excess availability."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCreditFacilityRemainingBorrowingCapacity",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility, Remaining Borrowing Capacity",
        "verboseLabel": "Line of credit facility, remaining borrowing capacity",
        "documentation": "Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding)."
       }
      }
     },
     "auth_ref": [
      "r17"
     ]
    },
    "us-gaap_LineOfCreditFacilityTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LineOfCreditFacilityTable",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BankIndebtednessSummaryOfCompanysSeniorCreditFacilityDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit Facility [Table]",
        "terseLabel": "Line of Credit Facility [Table]",
        "documentation": "A table or schedule providing information pertaining to short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line."
       }
      }
     },
     "auth_ref": [
      "r17",
      "r894"
     ]
    },
    "bgi_LineOfCreditVariableInterestRateSpreadPercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LineOfCreditVariableInterestRateSpreadPercentage",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line Of Credit Variable Interest Rate Spread Percentage",
        "terseLabel": "Line of credit variable interest rate spread percentage",
        "documentation": "Line of credit variable interest rate spread percentage."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LinesOfCreditCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LinesOfCreditCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0,
       "order": 16.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/FinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Line of Credit, Current",
        "terseLabel": "Bank indebtedness",
        "documentation": "The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement."
       }
      }
     },
     "auth_ref": [
      "r95",
      "r139"
     ]
    },
    "bgi_LoanFromInvestmentOfQuebecAnnualInterestRateOnePointFourOnePercentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LoanFromInvestmentOfQuebecAnnualInterestRateOnePointFourOnePercentMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loan From Investment Of Quebec Annual Interest Rate One Point Four one Percent [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LoanFromInvestmentOfQuebecOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LoanFromInvestmentOfQuebecOneMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loan From Investment Of Quebec One [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loans, Notes, Trade and Other Receivables Disclosure [Text Block]",
        "terseLabel": "Accounts receivable and other receivables",
        "documentation": "The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses."
       }
      }
     },
     "auth_ref": [
      "r904"
     ]
    },
    "us-gaap_LoansPayableMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LoansPayableMember",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loans Payable [Member]",
        "terseLabel": "Loans Payable [Member]",
        "documentation": "Borrowing supported by a written promise to pay an obligation."
       }
      }
     },
     "auth_ref": []
    },
    "dei_LocalPhoneNumber": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "LocalPhoneNumber",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Local Phone Number",
        "documentation": "Local phone number for entity."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LongTermDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongTermDebt",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-Term Debt",
        "terseLabel": "Long-term debt",
        "verboseLabel": "Long term liabilities",
        "documentation": "Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation."
       }
      }
     },
     "auth_ref": [
      "r14",
      "r140",
      "r363",
      "r378",
      "r768",
      "r769",
      "r974"
     ]
    },
    "bgi_LongTermDebtAdjustmentToInterestRatePercentage": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermDebtAdjustmentToInterestRatePercentage",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Debt Adjustment To Interest Rate Percentage",
        "terseLabel": "Long term debt adjustment to interest rate percentage",
        "documentation": "Long term debt adjustment to interest rate percentage."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LongTermDebtAndCapitalLeaseObligations": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongTermDebtAndCapitalLeaseObligations",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt and Capital Lease Obligations",
        "terseLabel": "Long-term debt",
        "documentation": "Amount of long-term debt and lease obligation, classified as noncurrent."
       }
      }
     },
     "auth_ref": [
      "r14",
      "r587"
     ]
    },
    "us-gaap_LongTermDebtAndCapitalLeaseObligationsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongTermDebtAndCapitalLeaseObligationsAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt and Capital Lease Obligations [Abstract]",
        "terseLabel": "Long-term debt:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongTermDebtAndCapitalLeaseObligationsCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0,
       "order": 13.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt and Capital Lease Obligations, Current",
        "terseLabel": "Current portion of long-term debt",
        "documentation": "Amount of long-term debt and lease obligation, classified as current."
       }
      }
     },
     "auth_ref": [
      "r18"
     ]
    },
    "us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt and Lease Obligation, Including Current Maturities",
        "terseLabel": "Long-term debt and Capital lease obligations",
        "documentation": "Amount of long-term debt and lease obligation, including portion classified as current."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LongTermDebtIncludingFinanceLeaseObligationRepaymentDueAfterYearFive": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermDebtIncludingFinanceLeaseObligationRepaymentDueAfterYearFive",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfPrincipalPaymentOnLongTermDebtIncludingObligationUnderFinanceLeaseDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Debt Including Finance Lease Obligation Repayment Due After Year Five",
        "terseLabel": "Thereafter",
        "documentation": "long term debt including finance lease obligation repayment due after year five."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearFive": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearFive",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfPrincipalPaymentOnLongTermDebtIncludingObligationUnderFinanceLeaseDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Debt Including Finance Lease Obligation Repayment Due Year Five",
        "verboseLabel": "2029",
        "documentation": "Long term debt including finance lease obligation repayment due year five."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearFour": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearFour",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfPrincipalPaymentOnLongTermDebtIncludingObligationUnderFinanceLeaseDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Debt Including Finance Lease Obligation Repayment Due Year Four",
        "verboseLabel": "2028",
        "documentation": "Long term debt including finance lease obligation repayment due year four."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearOne": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearOne",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfPrincipalPaymentOnLongTermDebtIncludingObligationUnderFinanceLeaseDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Debt Including Finance Lease Obligation Repayment Due Year One",
        "verboseLabel": "2025",
        "documentation": "Long term debt including finance lease obligation repayment due year one."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearThree": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearThree",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfPrincipalPaymentOnLongTermDebtIncludingObligationUnderFinanceLeaseDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Debt Including Finance Lease Obligation Repayment Due Year Three",
        "verboseLabel": "2027",
        "documentation": "Long term debt including finance lease obligation repayment due year three."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearTwo": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermDebtIncludingFinanceLeaseObligationRepaymentDueYearTwo",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfPrincipalPaymentOnLongTermDebtIncludingObligationUnderFinanceLeaseDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Debt Including Finance Lease Obligation Repayment Due Year Two",
        "verboseLabel": "2026",
        "documentation": "Long term debt including finance lease obligation repayment due year two."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LongTermDebtIncludingFinanceLeaseObligationRepaymenttotal": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermDebtIncludingFinanceLeaseObligationRepaymenttotal",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfPrincipalPaymentOnLongTermDebtIncludingObligationUnderFinanceLeaseDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Debt Including Finance Lease Obligation RepaymentTotal",
        "terseLabel": "Total",
        "documentation": "Long term debt including finance lease obligation repayment,total."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LongTermDebtNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongTermDebtNoncurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0,
       "order": 10.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt, Excluding Current Maturities",
        "terseLabel": "Long-term debt",
        "documentation": "Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation."
       }
      }
     },
     "auth_ref": [
      "r172"
     ]
    },
    "us-gaap_LongTermDebtPercentageBearingFixedInterestRate": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongTermDebtPercentageBearingFixedInterestRate",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-Term Debt, Percentage Bearing Fixed Interest, Percentage Rate",
        "definitionGuidance": "Long term debt bearing fixed interest rate percentage",
        "documentation": "The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate."
       }
      }
     },
     "auth_ref": [
      "r20"
     ]
    },
    "us-gaap_LongTermDebtTerm": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongTermDebtTerm",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt, Term",
        "terseLabel": "Long term debt duration",
        "documentation": "Period between issuance and maturity of long-term debt, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days."
       }
      }
     },
     "auth_ref": [
      "r958"
     ]
    },
    "us-gaap_LongTermDebtTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongTermDebtTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebt"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt [Text Block]",
        "terseLabel": "Long-term debt",
        "documentation": "The entire disclosure for long-term debt."
       }
      }
     },
     "auth_ref": [
      "r126"
     ]
    },
    "bgi_LongTermIncentivePlanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermIncentivePlanMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Incentive Plan [Member]",
        "terseLabel": "Long Term Incentive Plan [Member]",
        "documentation": "Long Term Incentive Plan [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LongTermLoanOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermLoanOneMember",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Loan One [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_LongTermLoanTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "LongTermLoanTwoMember",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long Term Loan Two [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LongtermDebtPercentageBearingFixedInterestAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongtermDebtPercentageBearingFixedInterestAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/FinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt, Percentage Bearing Fixed Interest, Amount",
        "terseLabel": "Fixed-rate long-term debt",
        "documentation": "The portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LongtermDebtPercentageBearingVariableInterestAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongtermDebtPercentageBearingVariableInterestAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/FinancialInstrumentsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt, Percentage Bearing Variable Interest, Amount",
        "terseLabel": "Long-term debt bearing interest at variable rates",
        "documentation": "The portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a rate subject to change from time to time."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_LongtermDebtTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongtermDebtTypeAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt, Type [Axis]",
        "terseLabel": "Long-term Debt, Type [Axis]",
        "documentation": "Information by type of long-term debt."
       }
      }
     },
     "auth_ref": [
      "r23"
     ]
    },
    "us-gaap_LongtermDebtTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LongtermDebtTypeDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Long-term Debt, Type [Domain]",
        "terseLabel": "Long-term Debt, Type [Domain]",
        "documentation": "Type of long-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer."
       }
      }
     },
     "auth_ref": [
      "r23",
      "r55"
     ]
    },
    "us-gaap_LossContingencyDisclosures": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "LossContingencyDisclosures",
     "presentation": [
      "http://www.birksgroup.com/role/Contingencies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Contingencies Disclosure [Text Block]",
        "terseLabel": "Contingencies",
        "documentation": "The entire disclosure for loss and gain contingencies. Describes any existing condition, situation, or set of circumstances involving uncertainty as of the balance sheet date (or prior to issuance of the financial statements) as to a probable or reasonably possible loss incurred by an entity that will ultimately be resolved when one or more future events occur or fail to occur, and typically discloses the amount of loss recorded or a range of possible loss, or an assertion that no reasonable estimate can be made."
       }
      }
     },
     "auth_ref": [
      "r327",
      "r328",
      "r329",
      "r331",
      "r333",
      "r334",
      "r335",
      "r336"
     ]
    },
    "srt_ManagementMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "ManagementMember",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Management [Member]"
       }
      }
     },
     "auth_ref": [
      "r905",
      "r964"
     ]
    },
    "bgi_MangroveHoldingSAMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "MangroveHoldingSAMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Mangrove Holding S A [Member]",
        "documentation": "Mangrove holding S A."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_MangroveHoldingSAShareholdersMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "MangroveHoldingSAShareholdersMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Mangrove Holding S A Shareholders [Member]",
        "terseLabel": "Mangrove Holding S A Shareholders [Member]",
        "documentation": "Mangrove holding S A shareholders."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_MarketingAndAdvertisingExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "MarketingAndAdvertisingExpense",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Marketing and Advertising Expense",
        "terseLabel": "Advertising and marketing expense",
        "documentation": "The total expense recognized in the period for promotion, public relations, and brand or product advertising."
       }
      }
     },
     "auth_ref": [
      "r113"
     ]
    },
    "bgi_MaturityDateOfUtilizationOfFinancialSupport": {
     "xbrltype": "dateItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "MaturityDateOfUtilizationOfFinancialSupport",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Maturity Date Of Utilization Of Financial Support",
        "terseLabel": "Maturity date of utilization of financial support",
        "documentation": "Maturity date of utilization of financial support."
       }
      }
     },
     "auth_ref": []
    },
    "srt_MaximumMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "MaximumMember",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Maximum [Member]",
        "terseLabel": "Maximum [Member]"
       }
      }
     },
     "auth_ref": [
      "r330",
      "r332",
      "r333",
      "r334",
      "r399",
      "r558",
      "r619",
      "r661",
      "r662",
      "r723",
      "r725",
      "r727",
      "r728",
      "r730",
      "r750",
      "r751",
      "r764",
      "r772",
      "r777",
      "r783",
      "r922",
      "r968",
      "r969",
      "r970",
      "r971",
      "r972",
      "r973"
     ]
    },
    "ecd_MeasureAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "MeasureAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measure [Axis]",
        "terseLabel": "Measure:"
       }
      }
     },
     "auth_ref": [
      "r839"
     ]
    },
    "ecd_MeasureName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "MeasureName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Measure Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r839"
     ]
    },
    "srt_MinimumMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "MinimumMember",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Minimum [Member]",
        "terseLabel": "Minimum [Member]"
       }
      }
     },
     "auth_ref": [
      "r330",
      "r332",
      "r333",
      "r334",
      "r399",
      "r558",
      "r619",
      "r661",
      "r662",
      "r723",
      "r725",
      "r727",
      "r728",
      "r730",
      "r750",
      "r751",
      "r764",
      "r772",
      "r777",
      "r783",
      "r922",
      "r968",
      "r969",
      "r970",
      "r971",
      "r972",
      "r973"
     ]
    },
    "ecd_MnpiDiscTimedForCompValFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "MnpiDiscTimedForCompValFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "MNPI Disclosure Timed for Compensation Value [Flag]",
        "terseLabel": "MNPI Disclosure Timed for Compensation Value"
       }
      }
     },
     "auth_ref": [
      "r859"
     ]
    },
    "bgi_MontelMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "MontelMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Montel [Member]",
        "terseLabel": "Montel [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_MontrovestMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "MontrovestMember",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Montrovest [Member]",
        "terseLabel": "Montrovest BV [Member]",
        "documentation": "Montrovest [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_MortgageLoanRelatedToPropertySales1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "MortgageLoanRelatedToPropertySales1",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Mortgage Loan Related to Property Sales",
        "terseLabel": "Mortgage on movable property (general) under the Civil Code (Quebec)",
        "documentation": "Mortgage loan related to property sales in noncash investing and financing activities."
       }
      }
     },
     "auth_ref": [
      "r35",
      "r36",
      "r37"
     ]
    },
    "ecd_MtrlTermsOfTrdArrTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "MtrlTermsOfTrdArrTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Terms of Trading Arrangement [Text Block]",
        "terseLabel": "Material Terms of Trading Arrangement"
       }
      }
     },
     "auth_ref": [
      "r867"
     ]
    },
    "ecd_NamedExecutiveOfficersFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "NamedExecutiveOfficersFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Named Executive Officers, Footnote [Text Block]",
        "terseLabel": "Named Executive Officers, Footnote"
       }
      }
     },
     "auth_ref": [
      "r840"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetCashProvidedByUsedInFinancingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Financing Activities",
        "totalLabel": "Net cash provided by (used in) financing activities",
        "documentation": "Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit."
       }
      }
     },
     "auth_ref": [
      "r195"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Financing Activities [Abstract]",
        "terseLabel": "Cash flows provided by (used in) financing activities:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetCashProvidedByUsedInInvestingActivities",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect",
       "weight": 1.0,
       "order": 24.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Investing Activities",
        "totalLabel": "Net cash used in investing activities",
        "documentation": "Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets."
       }
      }
     },
     "auth_ref": [
      "r195"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Investing Activities [Abstract]",
        "terseLabel": "Cash flows (used in) provided by investing activities:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetCashProvidedByUsedInOperatingActivities",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect",
       "weight": 1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Operating Activities",
        "totalLabel": "Net cash (used in) provided by operating activities",
        "documentation": "Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities."
       }
      }
     },
     "auth_ref": [
      "r117",
      "r118",
      "r119"
     ]
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Cash flows from (used in) operating activities:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetIncomeLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetIncomeLoss",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOtherComprehensiveIncomeLoss": {
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0,
       "order": 2.0
      },
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 16.0
      },
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOtherComprehensiveIncomeLoss",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail",
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "totalLabel": "Net (loss) income, net of tax",
        "verboseLabel": "Net (loss) income",
        "presentationGuidance": "Net income (loss)",
        "positiveLabel": "Net income (loss)",
        "label": "Net Income (Loss)",
        "terseLabel": "Net Income (Loss)",
        "documentation": "The portion of profit or loss for the period, net of income taxes, which is attributable to the parent."
       }
      }
     },
     "auth_ref": [
      "r110",
      "r119",
      "r143",
      "r162",
      "r182",
      "r184",
      "r189",
      "r202",
      "r215",
      "r219",
      "r220",
      "r222",
      "r223",
      "r227",
      "r228",
      "r234",
      "r247",
      "r261",
      "r267",
      "r270",
      "r285",
      "r337",
      "r338",
      "r340",
      "r341",
      "r342",
      "r344",
      "r346",
      "r348",
      "r349",
      "r497",
      "r501",
      "r597",
      "r691",
      "r713",
      "r714",
      "r763",
      "r792",
      "r920"
     ]
    },
    "us-gaap_NetIncomeLossAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetIncomeLossAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss) Attributable to Parent [Abstract]",
        "terseLabel": "Numerator:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetIncomeLossAttributableToParentDilutedAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetIncomeLossAttributableToParentDilutedAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss) Attributable to Parent, Diluted [Abstract]",
        "terseLabel": "Numerator:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetIncomeLossAvailableToCommonStockholdersBasicAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss) Available to Common Stockholders, Basic [Abstract]",
        "verboseLabel": "Basic (loss) income per common share computation:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NetIncomeLossAvailableToCommonStockholdersDilutedAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]",
        "terseLabel": "Diluted (loss) income per common share computation:"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_NetIncomeLossOne": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "NetIncomeLossOne",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income Loss One",
        "definitionGuidance": "Net Income Loss",
        "documentation": "Net Income Loss One."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_NetInterestAndOtherFinancialIncomeCostsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "NetInterestAndOtherFinancialIncomeCostsMember",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Interest And Other Financial Income Costs [Member]",
        "terseLabel": "Interest and Other Financial Costs [Member]",
        "documentation": "Net Interest And Other Financial Income Costs [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "New Accounting Pronouncements, Policy [Policy Text Block]",
        "terseLabel": "Recent Accounting Pronouncements adopted during the year:",
        "documentation": "Disclosure of accounting policy pertaining to new accounting pronouncements that may impact the entity's financial reporting. Includes, but is not limited to, quantification of the expected or actual impact."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_NewCreditFacilityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "NewCreditFacilityMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "New Credit Facility [Member]",
        "terseLabel": "New Credit Facility [Member]",
        "documentation": "New Credit Facility."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_NewTenYearLoanOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "NewTenYearLoanOneMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "New Ten Year Loan One [Member]",
        "documentation": "New Ten Year Loan One ."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_NiccoloRossiChairmanOfExecutiveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "NiccoloRossiChairmanOfExecutiveMember",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Niccolo rossi Chairman of Executive [Member]",
        "verboseLabel": "Niccolo rossi Chairman of Executive [Member]",
        "documentation": "Niccolo rossi Chairman of Executive member"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_NonAccrualMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "NonAccrualMember",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non Accrual [Member]",
        "terseLabel": "Non Accrual [Member]",
        "documentation": "Non Accrual [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_NonGaapMeasureDescriptionTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "NonGaapMeasureDescriptionTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-GAAP Measure Description [Text Block]",
        "terseLabel": "Non-GAAP Measure Description"
       }
      }
     },
     "auth_ref": [
      "r839"
     ]
    },
    "ecd_NonNeosMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "NonNeosMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-NEOs [Member]",
        "terseLabel": "Non-NEOs"
       }
      }
     },
     "auth_ref": [
      "r808",
      "r820",
      "r830",
      "r847",
      "r856"
     ]
    },
    "ecd_NonPeoNeoAvgCompActuallyPaidAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "NonPeoNeoAvgCompActuallyPaidAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-PEO NEO Average Compensation Actually Paid Amount",
        "terseLabel": "Non-PEO NEO Average Compensation Actually Paid Amount"
       }
      }
     },
     "auth_ref": [
      "r837"
     ]
    },
    "ecd_NonPeoNeoAvgTotalCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "NonPeoNeoAvgTotalCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-PEO NEO Average Total Compensation Amount",
        "terseLabel": "Non-PEO NEO Average Total Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r836"
     ]
    },
    "ecd_NonPeoNeoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "NonPeoNeoMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-PEO NEO [Member]",
        "terseLabel": "Non-PEO NEO"
       }
      }
     },
     "auth_ref": [
      "r847"
     ]
    },
    "ecd_NonRule10b51ArrAdoptedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "NonRule10b51ArrAdoptedFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-Rule 10b5-1 Arrangement Adopted [Flag]",
        "terseLabel": "Non-Rule 10b5-1 Arrangement Adopted"
       }
      }
     },
     "auth_ref": [
      "r867"
     ]
    },
    "ecd_NonRule10b51ArrTrmntdFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "NonRule10b51ArrTrmntdFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-Rule 10b5-1 Arrangement Terminated [Flag]",
        "terseLabel": "Non-Rule 10b5-1 Arrangement Terminated"
       }
      }
     },
     "auth_ref": [
      "r867"
     ]
    },
    "bgi_NoticeOfNonrenewalPeriod": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "NoticeOfNonrenewalPeriod",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Notice Of Nonrenewal Period",
        "terseLabel": "Notice days for non renewal",
        "documentation": "Notice Of Nonrenewal Days"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_NumberOfClassOfCommonStock": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "NumberOfClassOfCommonStock",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Number Of Class Of Common Stock",
        "terseLabel": "Number of classes of common stock outstanding",
        "documentation": "Number of class of common stock."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_NumberOfReportableSegments": {
     "xbrltype": "integerItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NumberOfReportableSegments",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Number of Reportable Segments",
        "terseLabel": "Number of reportable segments",
        "documentation": "Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements."
       }
      }
     },
     "auth_ref": [
      "r903"
     ]
    },
    "us-gaap_NumberOfStores": {
     "xbrltype": "integerItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "NumberOfStores",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Number of Stores",
        "terseLabel": "Number of retail stores",
        "documentation": "Represents the number of stores."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_NumberOfStoresClosed": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "NumberOfStoresClosed",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Number Of Stores Closed",
        "terseLabel": "Number of Stores Closed",
        "documentation": "Number of stores closed."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_NumberOfStoresOpened": {
     "xbrltype": "integerItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "NumberOfStoresOpened",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Number Of Stores Opened",
        "terseLabel": "Number of Stores Opened",
        "documentation": "Number of stores opened ."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_OmnibusLongTermIncentivePlanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "OmnibusLongTermIncentivePlanMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Omnibus LTIP [Member]",
        "terseLabel": "Omnibus LTIP [Member]",
        "documentation": "Omnibus LTIP."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OpenTaxYear": {
     "xbrltype": "gYearListItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OpenTaxYear",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Open Tax Year",
        "terseLabel": "Open tax year",
        "documentation": "Tax year that remains open to examination under enacted tax laws, in YYYY format."
       }
      }
     },
     "auth_ref": [
      "r447"
     ]
    },
    "us-gaap_OperatingExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingExpenses",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_OperatingIncomeLoss",
       "weight": -1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Expenses",
        "totalLabel": "Total operating expenses",
        "documentation": "Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OperatingIncomeLoss": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingIncomeLoss",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Income (Loss)",
        "totalLabel": "Operating income (loss)",
        "documentation": "The net result for the period of deducting operating expenses from operating revenues."
       }
      }
     },
     "auth_ref": [
      "r247",
      "r261",
      "r267",
      "r270",
      "r763"
     ]
    },
    "us-gaap_OperatingLeaseCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLeaseCost",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsDetail": {
       "parentTag": "us-gaap_LeaseCost",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Cost",
        "terseLabel": "Fixed operating lease expense",
        "documentation": "Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability."
       }
      }
     },
     "auth_ref": [
      "r534",
      "r780"
     ]
    },
    "us-gaap_OperatingLeaseLiability": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLeaseLiability",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Liability",
        "terseLabel": "Present value of future total minimum lease payments",
        "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease."
       }
      }
     },
     "auth_ref": [
      "r528"
     ]
    },
    "us-gaap_OperatingLeaseLiabilityCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLeaseLiabilityCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0,
       "order": 12.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Liability, Current",
        "terseLabel": "Current portion of operating lease liabilities",
        "negatedLabel": "Less: current portion of lease liabilities",
        "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as current."
       }
      }
     },
     "auth_ref": [
      "r528"
     ]
    },
    "us-gaap_OperatingLeaseLiabilityNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLeaseLiabilityNoncurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedBalanceSheetForOperatingLeasesAndFinanceLeasesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Liability, Noncurrent",
        "terseLabel": "Long-term portion of operating lease liabilities",
        "verboseLabel": "Long-term lease liabilities",
        "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent."
       }
      }
     },
     "auth_ref": [
      "r528"
     ]
    },
    "us-gaap_OperatingLeasePayments": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLeasePayments",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Payments",
        "terseLabel": "Cash outflows from operating activities attributable to operating leases",
        "documentation": "Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use."
       }
      }
     },
     "auth_ref": [
      "r531",
      "r536"
     ]
    },
    "us-gaap_OperatingLeaseRightOfUseAsset": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLeaseRightOfUseAsset",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0,
       "order": 19.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Right-of-Use Asset",
        "terseLabel": "Operating lease right-of-use asset",
        "documentation": "Amount of lessee's right to use underlying asset under operating lease."
       }
      }
     },
     "auth_ref": [
      "r527"
     ]
    },
    "us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLeaseWeightedAverageDiscountRatePercent",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Weighted Average Discount Rate, Percent",
        "terseLabel": "Weighted average discount rate operating leases",
        "documentation": "Weighted average discount rate for operating lease calculated at point in time."
       }
      }
     },
     "auth_ref": [
      "r539",
      "r780"
     ]
    },
    "us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLeaseWeightedAverageRemainingLeaseTerm1",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Lease, Weighted Average Remaining Lease Term",
        "terseLabel": "Weighted average remaining lease term operating leases",
        "documentation": "Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days."
       }
      }
     },
     "auth_ref": [
      "r538",
      "r780"
     ]
    },
    "us-gaap_OperatingLeasedAssetsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLeasedAssetsLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Leased Assets [Line Items]",
        "terseLabel": "Operating Leased Assets [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OperatingLossCarryforwards": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLossCarryforwards",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Loss Carryforwards",
        "terseLabel": "Federal non capital losses",
        "verboseLabel": "Non Capital losses",
        "documentation": "Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws."
       }
      }
     },
     "auth_ref": [
      "r75"
     ]
    },
    "us-gaap_OperatingLossCarryforwardsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLossCarryforwardsLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Loss Carryforwards [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OperatingLossCarryforwardsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingLossCarryforwardsTable",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Loss Carryforwards [Table]",
        "documentation": "Schedule reflecting pertinent information, such as tax authority, amounts, and expiration dates, of net operating loss carryforwards, including an assessment of the likelihood of utilization."
       }
      }
     },
     "auth_ref": [
      "r74"
     ]
    },
    "us-gaap_OperatingSegmentsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OperatingSegmentsMember",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Segments [Member]",
        "terseLabel": "Operating Segments [Member]",
        "documentation": "Identifies components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity."
       }
      }
     },
     "auth_ref": [
      "r260",
      "r261",
      "r262",
      "r263",
      "r264",
      "r270"
     ]
    },
    "bgi_OptionsExercisableMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "OptionsExercisableMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Options Exercisable [Member]",
        "terseLabel": "Options Exercisable [Member]",
        "documentation": "Options Exercisable [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_OrganizationAndDescriptionOfBusinessLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "OrganizationAndDescriptionOfBusinessLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Organization And Description Of Business [Line Items]",
        "terseLabel": "Organization And Description Of Business [Line Items]",
        "documentation": "Organization And Description Of Business [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_OrganizationAndDescriptionOfBusinessTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "OrganizationAndDescriptionOfBusinessTable",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Organization And Description Of Business [Table]",
        "terseLabel": "Organization And Description Of Business [Table]",
        "documentation": "Organization And Description Of Business [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Organization, Consolidation and Presentation of Financial Statements [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]",
        "terseLabel": "Basis of presentation",
        "documentation": "The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure."
       }
      }
     },
     "auth_ref": [
      "r91",
      "r137",
      "r632",
      "r633"
     ]
    },
    "us-gaap_OtherAccruedLiabilitiesCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherAccruedLiabilitiesCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail": {
       "parentTag": "us-gaap_AccruedLiabilitiesCurrent",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Accrued Liabilities, Current",
        "terseLabel": "Other",
        "documentation": "Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r18"
     ]
    },
    "us-gaap_OtherCommitment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherCommitment",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Commitment",
        "terseLabel": "Total commitments",
        "documentation": "Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OtherCommitmentsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherCommitmentsAxis",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Commitments [Axis]",
        "terseLabel": "Other Commitments [Axis]",
        "documentation": "Information by type of other commitment."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OtherCommitmentsDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherCommitmentsDomain",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Commitments [Domain]",
        "terseLabel": "Other Commitments [Domain]",
        "documentation": "Other future obligation."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OtherCommitmentsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherCommitmentsTable",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Commitments [Table]",
        "terseLabel": "Other Commitments [Table]",
        "documentation": "Disclosure of information about obligations resulting from other commitments."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOtherComprehensiveIncomeLoss": {
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOtherComprehensiveIncomeLoss"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax",
        "verboseLabel": "Other comprehensive (loss) income: Foreign currency translation adjustments",
        "terseLabel": "Cumulative translation adjustment",
        "documentation": "Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature."
       }
      }
     },
     "auth_ref": [
      "r2"
     ]
    },
    "us-gaap_OtherExpenses": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherExpenses",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Expenses",
        "terseLabel": "Expense reimbursement to a related party",
        "verboseLabel": "Related party expenses",
        "documentation": "Amount of expense classified as other."
       }
      }
     },
     "auth_ref": [
      "r114"
     ]
    },
    "us-gaap_OtherLiabilitiesNoncurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherLiabilitiesNoncurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Liabilities, Noncurrent",
        "terseLabel": "Other long-term liabilities",
        "documentation": "Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r24"
     ]
    },
    "us-gaap_OtherLoansPayableLongTerm": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherLoansPayableLongTerm",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Loans Payable, Long-term, Noncurrent",
        "terseLabel": "Other loans payable long term non current",
        "documentation": "Amount of long-term loans classified as other, payable after one year or the operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r23",
      "r667",
      "r668"
     ]
    },
    "us-gaap_OtherLongTermDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherLongTermDebt",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Long-Term Debt",
        "terseLabel": "Other long term liabilities",
        "documentation": "Amount of long-term debt classified as other."
       }
      }
     },
     "auth_ref": [
      "r14",
      "r140",
      "r974"
     ]
    },
    "bgi_OtherLongTermLiabilitiesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "OtherLongTermLiabilitiesLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Long Term Liabilities [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_OtherLongTermLiabilitiesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "OtherLongTermLiabilitiesTable",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Long Term Liabilities [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_OtherPerfMeasureAmt": {
     "xbrltype": "decimalItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "OtherPerfMeasureAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Performance Measure, Amount",
        "terseLabel": "Other Performance Measure, Amount"
       }
      }
     },
     "auth_ref": [
      "r839"
     ]
    },
    "us-gaap_OtherReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherReceivables",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfDisaggregatesTheCompanySAccountsReceivablesAndLongTermReceivablesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Receivables",
        "terseLabel": "Other receivables",
        "documentation": "Amount due from parties in nontrade transactions, classified as other."
       }
      }
     },
     "auth_ref": [
      "r176",
      "r677"
     ]
    },
    "us-gaap_OtherReceivablesNetCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "OtherReceivablesNetCurrent",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfAccountsReceivableNetOfAllowanceForDoubtfulAccountsDetail": {
       "parentTag": "us-gaap_AccountsAndOtherReceivablesNetCurrent",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfAccountsReceivableNetOfAllowanceForDoubtfulAccountsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Receivables, Net, Current",
        "terseLabel": "Other receivables",
        "documentation": "Amount, after allowance, of receivables classified as other, due within one year or the operating cycle, if longer."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_OtherUnallocatedCosts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "OtherUnallocatedCosts",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfReconciliationsOfSegmentsGrossProfitsAndCertainUnallocatedCostsToConsolidatedGrossProfitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Unallocated Costs",
        "negatedLabel": "Other unallocated costs",
        "documentation": "Other unallocated costs."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_OutstandingAggtErrCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "OutstandingAggtErrCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Outstanding Aggregate Erroneous Compensation Amount",
        "terseLabel": "Outstanding Aggregate Erroneous Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r806",
      "r818",
      "r828",
      "r854"
     ]
    },
    "ecd_OutstandingRecoveryCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "OutstandingRecoveryCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Outstanding Recovery Compensation Amount",
        "terseLabel": "Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r809",
      "r821",
      "r831",
      "r857"
     ]
    },
    "ecd_OutstandingRecoveryIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "OutstandingRecoveryIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Outstanding Recovery, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r809",
      "r821",
      "r831",
      "r857"
     ]
    },
    "ecd_PayVsPerformanceDisclosureLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "PayVsPerformanceDisclosureLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Pay vs Performance Disclosure [Line Items]",
        "terseLabel": "Pay vs Performance Disclosure"
       }
      }
     },
     "auth_ref": [
      "r835"
     ]
    },
    "bgi_PayableForPropertyPlantAndEquipmentCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "PayableForPropertyPlantAndEquipmentCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail": {
       "parentTag": "us-gaap_AccruedLiabilitiesCurrent",
       "weight": 1.0,
       "order": 3.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payable For Property Plant And Equipment Current",
        "terseLabel": "Accrued property and equipment additions",
        "documentation": "Payable for property plant and equipment current."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_PaymentsOfLoanCosts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PaymentsOfLoanCosts",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payments of Loan Costs",
        "negatedLabel": "Payment of loan origination fees and costs",
        "documentation": "The cash outflow for loan origination associated cost which is usually collected through escrow."
       }
      }
     },
     "auth_ref": [
      "r31"
     ]
    },
    "bgi_PaymentsToAcquireIntangibleAssetsAndOtherAssets": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "PaymentsToAcquireIntangibleAssetsAndOtherAssets",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0,
       "order": 26.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payments to Acquire intangible assets and other assets",
        "negatedLabel": "Additions to intangible assets and other assets",
        "documentation": "Payments to Acquire intangible assets and other assets."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PaymentsToAcquirePropertyPlantAndEquipment",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0,
       "order": 25.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Payments to Acquire Property, Plant, and Equipment",
        "negatedLabel": "Additions to property and equipment",
        "documentation": "The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets."
       }
      }
     },
     "auth_ref": [
      "r116"
     ]
    },
    "ecd_PeerGroupIssuersFnTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "PeerGroupIssuersFnTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Peer Group Issuers, Footnote [Text Block]",
        "terseLabel": "Peer Group Issuers, Footnote"
       }
      }
     },
     "auth_ref": [
      "r838"
     ]
    },
    "ecd_PeerGroupTotalShareholderRtnAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "PeerGroupTotalShareholderRtnAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Peer Group Total Shareholder Return Amount",
        "terseLabel": "Peer Group Total Shareholder Return Amount"
       }
      }
     },
     "auth_ref": [
      "r838"
     ]
    },
    "ecd_PeoActuallyPaidCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "PeoActuallyPaidCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO Actually Paid Compensation Amount",
        "terseLabel": "PEO Actually Paid Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r837"
     ]
    },
    "ecd_PeoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "PeoMember",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO [Member]",
        "terseLabel": "PEO"
       }
      }
     },
     "auth_ref": [
      "r847"
     ]
    },
    "ecd_PeoName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "PeoName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO Name",
        "terseLabel": "PEO Name"
       }
      }
     },
     "auth_ref": [
      "r840"
     ]
    },
    "ecd_PeoTotalCompAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "PeoTotalCompAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "PEO Total Compensation Amount",
        "terseLabel": "PEO Total Compensation Amount"
       }
      }
     },
     "auth_ref": [
      "r836"
     ]
    },
    "bgi_PercentageOfMinimumBorrowingBase": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "PercentageOfMinimumBorrowingBase",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Percentage Of Minimum Borrowing Base",
        "terseLabel": "Percentage of minimum borrowing base",
        "documentation": "Percentage of minimum borrowing base."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_PlanNameAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PlanNameAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Plan Name [Axis]",
        "terseLabel": "Plan Name [Axis]",
        "documentation": "Information by plan name for share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r926",
      "r927",
      "r928",
      "r929",
      "r930",
      "r931",
      "r932",
      "r933",
      "r934",
      "r935",
      "r936",
      "r937",
      "r938",
      "r939",
      "r940",
      "r941",
      "r942",
      "r943",
      "r944",
      "r945",
      "r946",
      "r947",
      "r948",
      "r949",
      "r950",
      "r951"
     ]
    },
    "us-gaap_PlanNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PlanNameDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Plan Name [Domain]",
        "terseLabel": "Plan Name [Domain]",
        "documentation": "Plan name for share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r926",
      "r927",
      "r928",
      "r929",
      "r930",
      "r931",
      "r932",
      "r933",
      "r934",
      "r935",
      "r936",
      "r937",
      "r938",
      "r939",
      "r940",
      "r941",
      "r942",
      "r943",
      "r944",
      "r945",
      "r946",
      "r947",
      "r948",
      "r949",
      "r950",
      "r951"
     ]
    },
    "us-gaap_PreferredStockParOrStatedValuePerShare": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PreferredStockParOrStatedValuePerShare",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Preferred Stock, Par or Stated Value Per Share",
        "verboseLabel": "Preferred stock, par value",
        "terseLabel": "Preferred shares par value",
        "documentation": "Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer."
       }
      }
     },
     "auth_ref": [
      "r98",
      "r381"
     ]
    },
    "us-gaap_PreferredStockSharesIssued": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PreferredStockSharesIssued",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Preferred Stock, Shares Issued",
        "terseLabel": "Preferred stock, shares issued",
        "documentation": "Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt."
       }
      }
     },
     "auth_ref": [
      "r98",
      "r381"
     ]
    },
    "us-gaap_PreferredStockValue": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PreferredStockValue",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Preferred Stock, Value, Issued",
        "terseLabel": "Preferred stock \u2013 no par value, unlimited shares authorized, none issued",
        "documentation": "Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity."
       }
      }
     },
     "auth_ref": [
      "r98",
      "r588",
      "r781"
     ]
    },
    "us-gaap_PrepaidExpenseAndOtherAssetsCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PrepaidExpenseAndOtherAssetsCurrent",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0,
       "order": 24.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Prepaid Expense and Other Assets, Current",
        "terseLabel": "Prepaids and other current assets",
        "documentation": "Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r886"
     ]
    },
    "bgi_PrincipalPaymentOfLongTermDebtTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "PrincipalPaymentOfLongTermDebtTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Principal Payment Of Long Term Debt Table [Text Block]",
        "terseLabel": "Summary of Principal Payment on Long Term Debt Including Obligation Under Finance Lease",
        "documentation": "Principal Payment Of Long Term Debt Table [Text Block]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_PrinciplesOfConsolidationAndEquityMethodOfAccountingPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "PrinciplesOfConsolidationAndEquityMethodOfAccountingPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Principles of Consolidation and Equity Method of Accounting [Policy Text Block]",
        "terseLabel": "Principles of consolidation and equity method of accounting",
        "documentation": "Principles of consolidation and equity method of accounting."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ProceedsFromCapitalLeaseFunding": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ProceedsFromCapitalLeaseFunding",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0,
       "order": 8.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from capital lease funding",
        "terseLabel": "Drawdown on capital lease funding",
        "documentation": "Proceeds from capital lease funding."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ProceedsFromIssuanceOfLongTermDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ProceedsFromIssuanceOfLongTermDebt",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Issuance of Long-term Debt",
        "terseLabel": "Increase in long-term debt",
        "documentation": "The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r30",
      "r637"
     ]
    },
    "us-gaap_ProceedsFromLinesOfCredit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ProceedsFromLinesOfCredit",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Lines of Credit",
        "terseLabel": "Proceeds from lines of credit",
        "documentation": "Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements."
       }
      }
     },
     "auth_ref": [
      "r30",
      "r894"
     ]
    },
    "us-gaap_ProceedsFromLongTermLinesOfCredit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ProceedsFromLongTermLinesOfCredit",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Long-Term Lines of Credit",
        "verboseLabel": "Proceeds from long term line of credit",
        "documentation": "The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r30"
     ]
    },
    "us-gaap_ProceedsFromRelatedPartyDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ProceedsFromRelatedPartyDebt",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Related Party Debt",
        "terseLabel": "Cash received from related party",
        "documentation": "The cash inflow from a long-term borrowing made from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from Advances from Affiliates."
       }
      }
     },
     "auth_ref": [
      "r30"
     ]
    },
    "us-gaap_ProceedsFromRepaymentsOfLinesOfCredit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ProceedsFromRepaymentsOfLinesOfCredit",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from (Repayments of) Lines of Credit",
        "terseLabel": "Increase (decrease) in bank indebtedness",
        "documentation": "The net cash inflow or cash outflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with either short term or long term maturity that is collateralized (backed by pledge, mortgage or other lien in the entity's assets)."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ProceedsFromStockOptionsExercised": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ProceedsFromStockOptionsExercised",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0,
       "order": 7.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Stock Options Exercised",
        "terseLabel": "Exercise of stock options and warrants",
        "documentation": "Amount of cash inflow from exercise of option under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r3",
      "r13"
     ]
    },
    "us-gaap_ProceedsFromWarrantExercises": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ProceedsFromWarrantExercises",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Proceeds from Warrant Exercises",
        "terseLabel": "Proceeds from warrant exercises",
        "documentation": "The cash inflow associated with the amount received from holders exercising their stock warrants."
       }
      }
     },
     "auth_ref": [
      "r890"
     ]
    },
    "us-gaap_ProductInformationLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ProductInformationLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Product Information [Line Items]",
        "terseLabel": "Product Information [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": []
    },
    "srt_ProductOrServiceAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "ProductOrServiceAxis",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Product and Service [Axis]",
        "terseLabel": "Products and Services [Axis]"
       }
      }
     },
     "auth_ref": [
      "r272",
      "r563",
      "r613",
      "r614",
      "r615",
      "r616",
      "r617",
      "r618",
      "r753",
      "r773",
      "r782",
      "r880",
      "r918",
      "r919",
      "r925",
      "r976"
     ]
    },
    "bgi_ProductReturnPeriod": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ProductReturnPeriod",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Product Return Period",
        "terseLabel": "Product return, Days",
        "documentation": "Product return period."
       }
      }
     },
     "auth_ref": []
    },
    "srt_ProductsAndServicesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "ProductsAndServicesDomain",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Product and Service [Domain]",
        "terseLabel": "Products and Services [Domain]"
       }
      }
     },
     "auth_ref": [
      "r272",
      "r563",
      "r613",
      "r614",
      "r615",
      "r616",
      "r617",
      "r618",
      "r753",
      "r773",
      "r782",
      "r880",
      "r918",
      "r919",
      "r925",
      "r976"
     ]
    },
    "bgi_PropertyAndEquipmentAndIntangibleAssetAdditionsIncludedInAccountsPayableAndAccruedLiabilities": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "PropertyAndEquipmentAndIntangibleAssetAdditionsIncludedInAccountsPayableAndAccruedLiabilities",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property and equipment and intangible asset additions included in accounts payable and accrued liabilities",
        "terseLabel": "Property and equipment and intangible assets additions included in accounts payable and accrued liabilities",
        "documentation": "Property and equipment and intangible asset additions included in accounts payable and accrued liabilities."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_PropertyPlantAndEquipmentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipmentAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization",
        "terseLabel": "Property and plant under capital lease arrangement, net book value",
        "documentation": "Amount, after accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset."
       }
      }
     },
     "auth_ref": [
      "r879",
      "r916"
     ]
    },
    "us-gaap_PropertyPlantAndEquipmentByTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentByTypeAxis",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/PropertyAndEquipmentAdditionalInformationDetail",
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment, Type [Axis]",
        "terseLabel": "Property, Plant and Equipment, Type [Axis]",
        "documentation": "Information by type of long-lived, physical assets used to produce goods and services and not intended for resale."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentDisclosureTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipment"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment Disclosure [Text Block]",
        "terseLabel": "Property and equipment",
        "documentation": "The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections."
       }
      }
     },
     "auth_ref": [
      "r124",
      "r148",
      "r149",
      "r150"
     ]
    },
    "us-gaap_PropertyPlantAndEquipmentGross": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentGross",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail": {
       "parentTag": "us-gaap_PropertyPlantAndEquipmentNet",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipmentAdditionalInformationDetail",
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment, Gross",
        "terseLabel": "Property and equipment, Gross",
        "definitionGuidance": "Property, plant and equipment",
        "documentation": "Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures."
       }
      }
     },
     "auth_ref": [
      "r125",
      "r167",
      "r595"
     ]
    },
    "us-gaap_PropertyPlantAndEquipmentLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipmentAdditionalInformationDetail",
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment [Line Items]",
        "terseLabel": "Property, Plant and Equipment [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_PropertyPlantAndEquipmentNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentNet",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0,
       "order": 22.0
      },
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment, Net",
        "terseLabel": "Property and equipment",
        "totalLabel": "Property and equipment, Net",
        "documentation": "Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures."
       }
      }
     },
     "auth_ref": [
      "r6",
      "r585",
      "r595",
      "r781"
     ]
    },
    "us-gaap_PropertyPlantAndEquipmentPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment, Policy [Policy Text Block]",
        "terseLabel": "Property and equipment",
        "documentation": "Disclosure of accounting policy for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections."
       }
      }
     },
     "auth_ref": [
      "r6",
      "r148",
      "r149",
      "r593"
     ]
    },
    "us-gaap_PropertyPlantAndEquipmentTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipmentTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment [Table Text Block]",
        "terseLabel": "Components of Property and Equipment",
        "documentation": "Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_PropertyPlantAndEquipmentTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentTypeDomain",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/PropertyAndEquipmentAdditionalInformationDetail",
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment, Type [Domain]",
        "terseLabel": "Property, Plant and Equipment, Type [Domain]",
        "documentation": "Listing of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software."
       }
      }
     },
     "auth_ref": [
      "r125"
     ]
    },
    "us-gaap_PropertyPlantAndEquipmentUsefulLife": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "PropertyPlantAndEquipmentUsefulLife",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment, Useful Life",
        "documentation": "Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_PropertyPlantAndEquipmentUsefulLifeAndValuesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "PropertyPlantAndEquipmentUsefulLifeAndValuesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Property Plant and Equipment Useful Life and Values [Abstract]",
        "documentation": "Property Plant and Equipment Useful Life and Values [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ProvisionForDoubtfulAccounts": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ProvisionForDoubtfulAccounts",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesScheduleOfContinuityOfAllowanceForDoubtfulAccountsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, Credit Loss Expense (Reversal)",
        "terseLabel": "Provision for credit losses",
        "documentation": "Amount of expense (reversal of expense) for expected credit loss on accounts receivable."
       }
      }
     },
     "auth_ref": [
      "r193",
      "r298"
     ]
    },
    "bgi_ProvisionForSalesReturnCurrent": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ProvisionForSalesReturnCurrent",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail": {
       "parentTag": "us-gaap_AccruedLiabilitiesCurrent",
       "weight": 1.0,
       "order": 4.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/AccruedLiabilitiesScheduleOfAccruedLiabilitiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Provision For Sales Return Current",
        "terseLabel": "Sales return provision",
        "documentation": "Provision for sales return current."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_PvpTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "PvpTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pay vs Performance Disclosure [Table]",
        "terseLabel": "Pay vs Performance Disclosure"
       }
      }
     },
     "auth_ref": [
      "r835"
     ]
    },
    "ecd_PvpTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "PvpTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pay vs Performance [Table Text Block]",
        "terseLabel": "Pay vs Performance Disclosure, Table"
       }
      }
     },
     "auth_ref": [
      "r835"
     ]
    },
    "srt_RangeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "RangeAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statistical Measurement [Axis]",
        "terseLabel": "Range [Axis]"
       }
      }
     },
     "auth_ref": [
      "r330",
      "r332",
      "r333",
      "r334",
      "r397",
      "r399",
      "r428",
      "r429",
      "r430",
      "r557",
      "r558",
      "r619",
      "r661",
      "r662",
      "r723",
      "r725",
      "r727",
      "r728",
      "r730",
      "r750",
      "r751",
      "r764",
      "r772",
      "r777",
      "r783",
      "r786",
      "r917",
      "r922",
      "r969",
      "r970",
      "r971",
      "r972",
      "r973"
     ]
    },
    "srt_RangeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "RangeMember",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statistical Measurement [Domain]",
        "terseLabel": "Range [Domain]"
       }
      }
     },
     "auth_ref": [
      "r330",
      "r332",
      "r333",
      "r334",
      "r397",
      "r399",
      "r428",
      "r429",
      "r430",
      "r557",
      "r558",
      "r619",
      "r661",
      "r662",
      "r723",
      "r725",
      "r727",
      "r728",
      "r730",
      "r750",
      "r751",
      "r764",
      "r772",
      "r777",
      "r783",
      "r786",
      "r917",
      "r922",
      "r969",
      "r970",
      "r971",
      "r972",
      "r973"
     ]
    },
    "bgi_RangeOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RangeOneMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Range One [Member]",
        "terseLabel": "Range One [Member]",
        "documentation": "Range One [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RangeTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RangeTwoMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Range Two [Member]",
        "terseLabel": "Range Two [Member]",
        "documentation": "Range Two [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ReceivablesAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ReceivablesAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Receivables [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ReceivablesPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ReceivablesPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Receivables, Policy [Policy Text Block]",
        "terseLabel": "Accounts receivable",
        "documentation": "Disclosure of accounting policy for receivable. Includes, but is not limited to, accounts receivable and financing receivable."
       }
      }
     },
     "auth_ref": [
      "r906",
      "r907",
      "r908",
      "r909"
     ]
    },
    "us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]",
        "terseLabel": "Schedule of Reconciliations of Segments Gross Profits and Certain Unallocated Costs to Consolidated Gross Profits",
        "documentation": "Tabular disclosure of the reconciliation of profit (loss) from reportable segments to the consolidated income (loss) before income tax expense (benefit) and discontinued operations. Includes, but is not limited to, reconciliation after income tax if income tax is allocated to the reportable segment."
       }
      }
     },
     "auth_ref": [
      "r43",
      "r44"
     ]
    },
    "ecd_RecoveryOfErrCompDisclosureLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "RecoveryOfErrCompDisclosureLineItems",
     "lang": {
      "en-us": {
       "role": {
        "label": "Recovery of Erroneously Awarded Compensation Disclosure [Line Items]",
        "terseLabel": "Recovery of Erroneously Awarded Compensation Disclosure"
       }
      }
     },
     "auth_ref": [
      "r801",
      "r813",
      "r823",
      "r849"
     ]
    },
    "bgi_RegaluxeMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RegaluxeMember",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Regaluxe [Member]",
        "terseLabel": "Regaluxe [Member]",
        "documentation": "Regaluxe [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RelatedPartyConsultationFees": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RelatedPartyConsultationFees",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Consultation Fees",
        "terseLabel": "Consultant fees to a related party",
        "documentation": "Related party consultation fees."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RelatedPartyDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RelatedPartyDomain",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party [Domain]",
        "terseLabel": "Related Party [Domain]",
        "documentation": "Related parties include affiliates; other entities for which investments are accounted for by the equity method by the entity; trusts for benefit of employees; and principal owners, management, and members of immediate families. It also may include other parties with which the entity may control or can significantly influence the management or operating policies of the other to an extent that one of the transacting parties might be prevented from fully pursuing its own separate interests."
       }
      }
     },
     "auth_ref": [
      "r398",
      "r549",
      "r550",
      "r664",
      "r665",
      "r666",
      "r667",
      "r668",
      "r688",
      "r690",
      "r722"
     ]
    },
    "us-gaap_RelatedPartyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RelatedPartyMember",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party [Member]",
        "documentation": "Party related to reporting entity. Includes, but is not limited to, affiliate, entity for which investment is accounted for by equity method, trust for benefit of employees, and principal owner, management, and members of immediate family."
       }
      }
     },
     "auth_ref": [
      "r204",
      "r205",
      "r549",
      "r550",
      "r551",
      "r552",
      "r664",
      "r665",
      "r666",
      "r667",
      "r668",
      "r688",
      "r690",
      "r722"
     ]
    },
    "bgi_RelatedPartyOneAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RelatedPartyOneAxis",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party One [Axis]",
        "documentation": "Related party one axis."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RelatedPartyOneDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RelatedPartyOneDomain",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party One [Domain]",
        "documentation": "Related party one domain."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RelatedPartyTransactionAdditionalRenewalTerm": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RelatedPartyTransactionAdditionalRenewalTerm",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transaction Additional Renewal Term",
        "terseLabel": "Agreement additional renewal term",
        "documentation": "Related Party Transaction Additional Renewal Term"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RelatedPartyTransactionAmountsOfTransaction": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RelatedPartyTransactionAmountsOfTransaction",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transaction, Amounts of Transaction",
        "verboseLabel": "Compensation paid to a related party",
        "documentation": "Amount of transactions with related party during the financial reporting period."
       }
      }
     },
     "auth_ref": [
      "r87",
      "r549"
     ]
    },
    "bgi_RelatedPartyTransactionDiscountFactor": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RelatedPartyTransactionDiscountFactor",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transaction Discount Factor",
        "terseLabel": "Related party transaction discount factor",
        "documentation": "Related party transaction discount factor."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RelatedPartyTransactionLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RelatedPartyTransactionLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transaction [Line Items]",
        "terseLabel": "Related Party Transaction [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r695",
      "r696",
      "r699"
     ]
    },
    "bgi_RelatedPartyTransactionManagementFeesPaid": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RelatedPartyTransactionManagementFeesPaid",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transaction Management Fees Paid",
        "terseLabel": "Management fees to related parties",
        "documentation": "Related party transaction management fees paid."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RelatedPartyTransactionPaymentsToRelatedParty": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RelatedPartyTransactionPaymentsToRelatedParty",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transaction Payments To Related Party",
        "terseLabel": "Amount paid to related party",
        "documentation": "Related Party Transaction Payments To Related Party"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RelatedPartyTransactionRetailSupportAndAdministrativeServicesFromTransactionsWithRelatedParty": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RelatedPartyTransactionRetailSupportAndAdministrativeServicesFromTransactionsWithRelatedParty",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transaction Retail Support And Administrative Services From Transactions With Related Party",
        "verboseLabel": "Fees charged to RMBG in exchange for retail support and administrative services",
        "documentation": "Services recognized resulting from transactions with related party."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RelatedPartyTransactionTermsAndMannerOfSettlement": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RelatedPartyTransactionTermsAndMannerOfSettlement",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transaction, Terms and Manner of Settlement",
        "terseLabel": "Related party transaction, terms and manner of settlement",
        "documentation": "Description of the terms and manner of settlement of the related party transaction."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RelatedPartyTransactionsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RelatedPartyTransactionsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transactions [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RelatedPartyTransactionsByRelatedPartyAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RelatedPartyTransactionsByRelatedPartyAxis",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party [Axis]",
        "terseLabel": "Related Party [Axis]",
        "documentation": "Information by type of related party. Related parties include, but not limited to, affiliates; other entities for which investments are accounted for by the equity method by the entity; trusts for benefit of employees; and principal owners, management, and members of immediate families. It also may include other parties with which the entity may control or can significantly influence the management or operating policies of the other to an extent that one of the transacting parties might be prevented from fully pursuing its own separate interests."
       }
      }
     },
     "auth_ref": [
      "r398",
      "r549",
      "r550",
      "r569",
      "r570",
      "r571",
      "r572",
      "r573",
      "r574",
      "r575",
      "r576",
      "r577",
      "r578",
      "r579",
      "r580",
      "r664",
      "r665",
      "r666",
      "r667",
      "r668",
      "r688",
      "r690",
      "r722",
      "r965"
     ]
    },
    "us-gaap_RelatedPartyTransactionsDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RelatedPartyTransactionsDisclosureTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactions"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transactions Disclosure [Text Block]",
        "terseLabel": "Related party transactions",
        "documentation": "The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates."
       }
      }
     },
     "auth_ref": [
      "r546",
      "r547",
      "r548",
      "r550",
      "r553",
      "r643",
      "r644",
      "r645",
      "r697",
      "r698",
      "r699",
      "r719",
      "r721"
     ]
    },
    "bgi_RentConcessionsAssociatedToBaseRentAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RentConcessionsAssociatedToBaseRentAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rent Concessions Associated To Base Rent Amount",
        "terseLabel": "Rent Concessions associated to base rent",
        "documentation": "Rent concessions associated to base rent amount."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RentConcessionsRecognizedAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RentConcessionsRecognizedAmount",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rent Concessions Recognized Amount",
        "verboseLabel": "Rent concessions recognized amount",
        "documentation": "Rent concessions recognized amount."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RepaymentOfDebtTerm": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RepaymentOfDebtTerm",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Repayment Of Debt Term",
        "terseLabel": "Repayment of debt term",
        "documentation": "Repayment of debt term."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RepaymentTermOfLongTermLeaseObligation": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RepaymentTermOfLongTermLeaseObligation",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Repayment Term of Long Term Lease Obligation",
        "terseLabel": "Repayment term of long term lease obligation",
        "documentation": "Repayment term of long-term lease obligation."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RepaymentsOfLongTermDebt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RepaymentsOfLongTermDebt",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Repayments of Long-term Debt",
        "negatedLabel": "Repayment of long-term debt",
        "documentation": "The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer."
       }
      }
     },
     "auth_ref": [
      "r32",
      "r640"
     ]
    },
    "srt_RestatementAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "RestatementAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement [Axis]"
       }
      }
     },
     "auth_ref": [
      "r159",
      "r212",
      "r213",
      "r214",
      "r215",
      "r216",
      "r219",
      "r220",
      "r221",
      "r222",
      "r224",
      "r225",
      "r226",
      "r227",
      "r228",
      "r229",
      "r239",
      "r290",
      "r291",
      "r459",
      "r491",
      "r495",
      "r496",
      "r497",
      "r525",
      "r544",
      "r545",
      "r622",
      "r623",
      "r624",
      "r625",
      "r626",
      "r627",
      "r628",
      "r629",
      "r630",
      "r631",
      "r634"
     ]
    },
    "ecd_RestatementDateAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "RestatementDateAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement Determination Date [Axis]",
        "terseLabel": "Restatement Determination Date:"
       }
      }
     },
     "auth_ref": [
      "r802",
      "r814",
      "r824",
      "r850"
     ]
    },
    "ecd_RestatementDeterminationDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "RestatementDeterminationDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement Determination Date",
        "terseLabel": "Restatement Determination Date"
       }
      }
     },
     "auth_ref": [
      "r803",
      "r815",
      "r825",
      "r851"
     ]
    },
    "ecd_RestatementDoesNotRequireRecoveryTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "RestatementDoesNotRequireRecoveryTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement Does Not Require Recovery [Text Block]",
        "terseLabel": "Restatement does not require Recovery"
       }
      }
     },
     "auth_ref": [
      "r810",
      "r822",
      "r832",
      "r858"
     ]
    },
    "srt_RestatementDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "RestatementDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restatement [Domain]"
       }
      }
     },
     "auth_ref": [
      "r159",
      "r212",
      "r213",
      "r214",
      "r215",
      "r216",
      "r219",
      "r220",
      "r221",
      "r222",
      "r224",
      "r225",
      "r226",
      "r227",
      "r228",
      "r229",
      "r239",
      "r290",
      "r291",
      "r459",
      "r491",
      "r495",
      "r496",
      "r497",
      "r525",
      "r544",
      "r545",
      "r622",
      "r623",
      "r624",
      "r625",
      "r626",
      "r627",
      "r628",
      "r629",
      "r630",
      "r631",
      "r634"
     ]
    },
    "us-gaap_RestrictedStockUnitsRSUMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RestrictedStockUnitsRSUMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restricted Stock Units (RSUs) [Member]",
        "terseLabel": "Restricted Stock Units (RSUs) [Member]",
        "documentation": "Share instrument which is convertible to stock or an equivalent amount of cash, after a specified period of time or when specified performance conditions are met."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RetailSegmentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RetailSegmentMember",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Retail Segment [Member]",
        "terseLabel": "Retail Segment [Member]",
        "documentation": "Retail Segment [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RetainedEarningsAccumulatedDeficit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RetainedEarningsAccumulatedDeficit",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0,
       "order": 5.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Retained Earnings (Accumulated Deficit)",
        "terseLabel": "Accumulated deficit",
        "documentation": "Amount of accumulated undistributed earnings (deficit)."
       }
      }
     },
     "auth_ref": [
      "r101",
      "r130",
      "r591",
      "r626",
      "r631",
      "r641",
      "r670",
      "r781"
     ]
    },
    "us-gaap_RetainedEarningsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RetainedEarningsMember",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Retained Earnings [Member]",
        "terseLabel": "Accumulated Deficit [Member]",
        "documentation": "Accumulated undistributed earnings (deficit)."
       }
      }
     },
     "auth_ref": [
      "r158",
      "r212",
      "r213",
      "r214",
      "r216",
      "r226",
      "r228",
      "r289",
      "r295",
      "r437",
      "r438",
      "r439",
      "r458",
      "r459",
      "r478",
      "r481",
      "r482",
      "r485",
      "r495",
      "r622",
      "r624",
      "r646",
      "r977"
     ]
    },
    "us-gaap_RevenueRecognitionPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RevenueRecognitionPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenue Recognition, Policy [Policy Text Block]",
        "terseLabel": "Revenue recognition",
        "documentation": "Disclosure of accounting policy for revenue. Includes revenue from contract with customer and from other sources."
       }
      }
     },
     "auth_ref": [
      "r693",
      "r752",
      "r761"
     ]
    },
    "us-gaap_Revenues": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "Revenues",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_GrossProfit",
       "weight": 1.0,
       "order": 6.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations",
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenues",
        "terseLabel": "Net sales",
        "definitionGuidance": "Revenues",
        "verboseLabel": "Net sales, total",
        "documentation": "Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss)."
       }
      }
     },
     "auth_ref": [
      "r190",
      "r202",
      "r248",
      "r249",
      "r260",
      "r265",
      "r266",
      "r272",
      "r274",
      "r276",
      "r285",
      "r337",
      "r338",
      "r340",
      "r341",
      "r342",
      "r344",
      "r346",
      "r348",
      "r349",
      "r501",
      "r584",
      "r920"
     ]
    },
    "bgi_RevolvingCreditFacilityMonthOfMaturity": {
     "xbrltype": "gYearMonthItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RevolvingCreditFacilityMonthOfMaturity",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revolving Credit Facility Month Of Maturity",
        "terseLabel": "Revolving credit facility month of maturity",
        "documentation": "Revolving credit facility month of maturity."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Right-of-Use Asset Obtained in Exchange for Operating Lease Liability",
        "terseLabel": "Right-of-use assets obtained in exchange for Operating lease liabilities",
        "documentation": "Amount of increase in right-of-use asset obtained in exchange for operating lease liability."
       }
      }
     },
     "auth_ref": [
      "r537",
      "r780"
     ]
    },
    "bgi_RightOfUseAssetsLeaseholdInducementsReceivedNet": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RightOfUseAssetsLeaseholdInducementsReceivedNet",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Right Of Use Assets Leasehold Inducements Received Net",
        "terseLabel": "Leasehold Inducements",
        "documentation": "Right of use assets , leasehold inducements received net."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_RmbgRetailVancouverUlcMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "RmbgRetailVancouverUlcMember",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "RMBG Retail Vancouver ULC [Member]",
        "documentation": "RMBG Retail Vancouver ULC"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_Rule10b51ArrAdoptedFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "Rule10b51ArrAdoptedFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rule 10b5-1 Arrangement Adopted [Flag]",
        "terseLabel": "Rule 10b5-1 Arrangement Adopted"
       }
      }
     },
     "auth_ref": [
      "r867"
     ]
    },
    "ecd_Rule10b51ArrTrmntdFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "Rule10b51ArrTrmntdFlag",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Rule 10b5-1 Arrangement Terminated [Flag]",
        "terseLabel": "Rule 10b5-1 Arrangement Terminated"
       }
      }
     },
     "auth_ref": [
      "r867"
     ]
    },
    "us-gaap_SaleLeasebackTransactionDescriptionAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SaleLeasebackTransactionDescriptionAxis",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Sale Leaseback Transaction, Description [Axis]",
        "terseLabel": "Sale Leaseback Transaction, Description [Axis]",
        "documentation": "Information pertinent to a sale and leaseback transaction, by transaction."
       }
      }
     },
     "auth_ref": [
      "r145",
      "r963"
     ]
    },
    "us-gaap_SaleLeasebackTransactionNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SaleLeasebackTransactionNameDomain",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Sale Leaseback Transaction, Name [Domain]",
        "terseLabel": "Sale Leaseback Transaction, Name [Domain]",
        "documentation": "The name of the significant provisions of the transaction involving the sale of property to another party and the lease of the property back to the seller."
       }
      }
     },
     "auth_ref": []
    },
    "srt_ScenarioUnspecifiedDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "ScenarioUnspecifiedDomain",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Scenario [Domain]",
        "terseLabel": "Scenario, Unspecified [Domain]"
       }
      }
     },
     "auth_ref": [
      "r229",
      "r400",
      "r876",
      "r900"
     ]
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]",
        "terseLabel": "Summary of Accounts Receivable, Net of Allowance for Doubtful Accounts",
        "documentation": "Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables."
       }
      }
     },
     "auth_ref": [
      "r26"
     ]
    },
    "us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/AccruedLiabilitiesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]",
        "terseLabel": "Schedule of accrued liabilities",
        "documentation": "Tabular disclosure of the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfCommonStockOutstandingRollForwardTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfCommonStockOutstandingRollForwardTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Common Stock Outstanding Roll Forward [Table Text Block]",
        "terseLabel": "Summary of Common Stock Outstanding",
        "documentation": "Tabular disclosure of the change in common stock outstanding."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]",
        "terseLabel": "Components of Income Tax Expense (Benefit) from Continuing Operations",
        "documentation": "Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years."
       }
      }
     },
     "auth_ref": [
      "r134"
     ]
    },
    "us-gaap_ScheduleOfDebtTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfDebtTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Debt [Table Text Block]",
        "terseLabel": "Summary of Long-Term Debt",
        "documentation": "Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Deferred Tax Assets and Liabilities [Table Text Block]",
        "terseLabel": "Summary of Net Deferred Tax Assets Related to Continuing Operations",
        "documentation": "Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets."
       }
      }
     },
     "auth_ref": [
      "r133"
     ]
    },
    "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]",
        "terseLabel": "Basic and Diluted Earnings Per Common Share",
        "documentation": "Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations."
       }
      }
     },
     "auth_ref": [
      "r902"
     ]
    },
    "us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]",
        "terseLabel": "Schedule of Effective Income Tax Rate Reconciliation",
        "documentation": "Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations."
       }
      }
     },
     "auth_ref": [
      "r132"
     ]
    },
    "srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investment, Name [Axis]"
       }
      }
     },
     "auth_ref": [
      "r282",
      "r283",
      "r284"
     ]
    },
    "bgi_ScheduleOfEstimatedUsefulLivesOfAssetsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ScheduleOfEstimatedUsefulLivesOfAssetsTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule Of Estimated Useful Lives Of Assets [Table Text Block]",
        "terseLabel": "Estimated Useful Lives of Assets",
        "documentation": "Schedule of estimated useful lives of assets."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfInventoryCurrentTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfInventoryCurrentTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/InventoriesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Inventory, Current [Table Text Block]",
        "terseLabel": "Summary of Inventories, Net of Reserves",
        "documentation": "Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process."
       }
      }
     },
     "auth_ref": [
      "r15",
      "r105",
      "r106",
      "r107"
     ]
    },
    "us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfLineOfCreditFacilitiesTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Line of Credit Facilities [Table Text Block]",
        "terseLabel": "Summary of Company's Senior Credit Facility",
        "documentation": "Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line."
       }
      }
     },
     "auth_ref": [
      "r17"
     ]
    },
    "us-gaap_ScheduleOfProductInformationTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfProductInformationTable",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Product Information [Table]",
        "terseLabel": "Schedule of Product Information [Table]",
        "documentation": "Schedule detailing quantitative information concerning products or product lines by product or product line."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfProductInformationTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfProductInformationTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Product Information [Table Text Block]",
        "terseLabel": "Summary of Sales by Classes of Similar Products",
        "documentation": "Tabular disclosure of product information that are included in the discussion of the nature of an entity's operations."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfPropertyPlantAndEquipmentTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfPropertyPlantAndEquipmentTable",
     "presentation": [
      "http://www.birksgroup.com/role/PropertyAndEquipmentAdditionalInformationDetail",
      "http://www.birksgroup.com/role/PropertyAndEquipmentComponentsOfPropertyAndEquipmentDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesEstimatedUsefulLivesOfAssetsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment [Table]",
        "terseLabel": "Property, Plant and Equipment [Table]",
        "documentation": "Disclosure of information about physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation."
       }
      }
     },
     "auth_ref": [
      "r6"
     ]
    },
    "us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfRelatedPartyTransactionsByRelatedPartyTable",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Related Party Transactions, by Related Party [Table]",
        "terseLabel": "Schedule of Related Party Transactions, by Related Party [Table]",
        "documentation": "Schedule of quantitative and qualitative information pertaining to related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates."
       }
      }
     },
     "auth_ref": [
      "r86",
      "r87",
      "r695",
      "r696",
      "r699"
     ]
    },
    "us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfRelatedPartyTransactionsTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Related Party Transactions [Table Text Block]",
        "terseLabel": "Balance Related to Related Parties",
        "documentation": "Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ScheduleOfReserveForInventoryObsolescenceTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ScheduleOfReserveForInventoryObsolescenceTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/InventoriesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Reserve for Inventory Obsolescence Table [Text Block]",
        "terseLabel": "Continuity of the Inventory Reserves",
        "documentation": "Schedule of Reserve for Inventory Obsolescence Table [Text Block]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTable",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Segment Reporting Information, by Segment [Table]",
        "terseLabel": "Schedule of Segment Reporting Information, by Segment [Table]",
        "documentation": "A table disclosing the profit or loss and total assets for each reportable segment of the entity. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss."
       }
      }
     },
     "auth_ref": [
      "r40",
      "r41",
      "r42",
      "r47"
     ]
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Segment Reporting Information, by Segment [Table Text Block]",
        "terseLabel": "Schedule of Information Relating to Segments",
        "documentation": "Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss."
       }
      }
     },
     "auth_ref": [
      "r40",
      "r41",
      "r42",
      "r47"
     ]
    },
    "us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]",
        "terseLabel": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]",
        "documentation": "Disclosure of information about share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r402",
      "r404",
      "r406",
      "r407",
      "r408",
      "r409",
      "r410",
      "r411",
      "r412",
      "r413",
      "r414",
      "r415",
      "r416",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r426",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431"
     ]
    },
    "us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]",
        "terseLabel": "Summary of Status of Stock Options",
        "documentation": "Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms."
       }
      }
     },
     "auth_ref": [
      "r63"
     ]
    },
    "us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation, Stock Options, Activity [Table Text Block]",
        "terseLabel": "Summary of Activity of Stock Option Plans and Arrangements",
        "documentation": "Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value."
       }
      }
     },
     "auth_ref": [
      "r11",
      "r12",
      "r64"
     ]
    },
    "us-gaap_ScheduleOfStockByClassTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ScheduleOfStockByClassTable",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail",
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule of Stock by Class [Table]",
        "terseLabel": "Schedule of Stock by Class [Table]",
        "documentation": "Schedule detailing information related to equity by class of stock. Class of stock includes common, convertible, and preferred stocks which are not redeemable or redeemable solely at the option of the issuer. It also includes preferred stock with redemption features that are solely within the control of the issuer and mandatorily redeemable stock if redemption is required to occur only upon liquidation or termination of the reporting entity."
       }
      }
     },
     "auth_ref": [
      "r56",
      "r57",
      "r58",
      "r59",
      "r60",
      "r61",
      "r62",
      "r128",
      "r129",
      "r130",
      "r173",
      "r174",
      "r175",
      "r241",
      "r381",
      "r382",
      "r383",
      "r385",
      "r388",
      "r393",
      "r395",
      "r637",
      "r638",
      "r639",
      "r640",
      "r772",
      "r875",
      "r893"
     ]
    },
    "bgi_ScheduleRestrictedStockOptionsAndDeferredStockUnitsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ScheduleRestrictedStockOptionsAndDeferredStockUnitsLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule Restricted Stock Options And Deferred Stock Units [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ScheduleRestrictedStockOptionsAndDeferredStockUnitsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ScheduleRestrictedStockOptionsAndDeferredStockUnitsTable",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule Restricted Stock Options And Deferred Stock Units [Table]",
        "documentation": "Schedule Restricted Stock Options And Deferred Stock Units [Table]."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ScheduleRestrictedStockOptionsAndDeferredStockUnitsTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ScheduleRestrictedStockOptionsAndDeferredStockUnitsTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule Restricted Stock Options And Deferred Stock Units [Table Text Block]",
        "terseLabel": "Summary of Birks' Restricted Stock Units And Deferred Share Units",
        "documentation": "Schedule restricted stock options and deferred stock units."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SecuredDebtMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SecuredDebtMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Secured Debt [Member]",
        "terseLabel": "Secured Debt [Member]",
        "documentation": "Collateralized debt obligation backed by, for example, but not limited to, pledge, mortgage or other lien on the entity's assets."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SecuredTermLoanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SecuredTermLoanMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Secured Term Loan [Member]",
        "documentation": "Secured term loan."
       }
      }
     },
     "auth_ref": []
    },
    "dei_Security12bTitle": {
     "xbrltype": "securityTitleItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "Security12bTitle",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of 12(b) Security",
        "documentation": "Title of a 12(b) registered security."
       }
      }
     },
     "auth_ref": [
      "r795"
     ]
    },
    "dei_SecurityExchangeName": {
     "xbrltype": "edgarExchangeCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "SecurityExchangeName",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security Exchange Name",
        "documentation": "Name of the Exchange on which a security is registered."
       }
      }
     },
     "auth_ref": [
      "r797"
     ]
    },
    "us-gaap_SegmentDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SegmentDomain",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segments [Domain]",
        "terseLabel": "Segments [Domain]",
        "documentation": "Components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity."
       }
      }
     },
     "auth_ref": [
      "r244",
      "r247",
      "r248",
      "r249",
      "r250",
      "r251",
      "r252",
      "r253",
      "r254",
      "r255",
      "r256",
      "r257",
      "r258",
      "r260",
      "r261",
      "r262",
      "r263",
      "r264",
      "r265",
      "r266",
      "r267",
      "r268",
      "r270",
      "r276",
      "r305",
      "r306",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r325",
      "r326",
      "r602",
      "r603",
      "r604",
      "r605",
      "r606",
      "r607",
      "r608",
      "r609",
      "r610",
      "r611",
      "r612",
      "r766",
      "r880",
      "r976"
     ]
    },
    "srt_SegmentGeographicalDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "SegmentGeographicalDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Geographical [Domain]",
        "terseLabel": "Geographical [Domain]"
       }
      }
     },
     "auth_ref": [
      "r274",
      "r275",
      "r658",
      "r659",
      "r660",
      "r724",
      "r726",
      "r729",
      "r731",
      "r741",
      "r742",
      "r743",
      "r744",
      "r745",
      "r746",
      "r747",
      "r748",
      "r749",
      "r754",
      "r774",
      "r786",
      "r925",
      "r976"
     ]
    },
    "bgi_SegmentInformationLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SegmentInformationLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Information [Line Items]",
        "terseLabel": "Segment Information [Line Items]",
        "documentation": "Segment Information [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SegmentInformationTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SegmentInformationTable",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Information [Table]",
        "terseLabel": "Segment Information [Table]",
        "documentation": "Segment Information [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SegmentReportingAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SegmentReportingAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SegmentReportingDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SegmentReportingDisclosureTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformation"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting Disclosure [Text Block]",
        "terseLabel": "Segmented information",
        "documentation": "The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments."
       }
      }
     },
     "auth_ref": [
      "r243",
      "r244",
      "r245",
      "r246",
      "r247",
      "r259",
      "r264",
      "r268",
      "r269",
      "r270",
      "r271",
      "r272",
      "r273",
      "r276"
     ]
    },
    "us-gaap_SegmentReportingInformationLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SegmentReportingInformationLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting Information [Line Items]",
        "terseLabel": "Segment Reporting Information [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SellingGeneralAndAdministrativeExpense": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SellingGeneralAndAdministrativeExpense",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations": {
       "parentTag": "us-gaap_OperatingExpenses",
       "weight": 1.0,
       "order": 9.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Selling, General and Administrative Expense",
        "terseLabel": "Selling, general and administrative expenses",
        "documentation": "The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc."
       }
      }
     },
     "auth_ref": [
      "r113"
     ]
    },
    "us-gaap_SellingGeneralAndAdministrativeExpensesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SellingGeneralAndAdministrativeExpensesMember",
     "presentation": [
      "http://www.birksgroup.com/role/GovernmentGrantsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Selling, General and Administrative Expenses [Member]",
        "verboseLabel": "Selling general and administrative expenses [Member]",
        "documentation": "Primary financial statement caption encompassing selling, general and administrative expense."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SeniorSecuredNotesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SeniorSecuredNotesMember",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessSummaryOfCompanysSeniorCreditFacilityDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Senior Secured Notes [Member]",
        "terseLabel": "Senior Secured Notes [Member]",
        "documentation": "Senior Secured Notes [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SeniorSecuredRevolvingCreditFacilityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SeniorSecuredRevolvingCreditFacilityMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Senior Secured Revolving Credit Facility [Member]",
        "documentation": "Senior Secured Revolving Credit Facility [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SeniorSecuredRevolvingCreditFacilitySeasonalAvailabilityBlock": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SeniorSecuredRevolvingCreditFacilitySeasonalAvailabilityBlock",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Senior Secured Revolving Credit Facility Seasonal Availability Block",
        "terseLabel": "Senior secured revolving credit facility, seasonal availability block",
        "documentation": "Senior secured revolving credit facility seasonal availability block."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SeriesAPreferredStockMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SeriesAPreferredStockMember",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Series A Preferred Stock [Member]",
        "documentation": "Series A preferred stock."
       }
      }
     },
     "auth_ref": [
      "r883",
      "r884",
      "r924"
     ]
    },
    "us-gaap_ShareBasedCompensation": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensation",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows": {
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0,
       "order": 21.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Payment Arrangement, Noncash Expense",
        "verboseLabel": "Other operating activities, net",
        "documentation": "Amount of noncash expense for share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r4"
     ]
    },
    "bgi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConverisionToEquitySettledAwrds": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConverisionToEquitySettledAwrds",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options, Converision to Equity Settled Awrds",
        "verboseLabel": "Converted to equity-settled awards",
        "documentation": "Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options, Converision to Equity Settled Awrds."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConversionToEquitySettledAwards": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConversionToEquitySettledAwards",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options, Conversion to Equity Settled Awards",
        "terseLabel": "Share based compensation arrangement by share based payment award equity instruments other than options conversion to equity settled awards",
        "documentation": "Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options, Conversion to Equity Settled Awards"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period",
        "terseLabel": "Units granted",
        "verboseLabel": "Grants of new units",
        "documentation": "The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan)."
       }
      }
     },
     "auth_ref": [
      "r420"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instrument Other than Option, Nonvested, Intrinsic Value",
        "terseLabel": "Share based compensation arrangement closing stock price",
        "documentation": "Per share or unit weighted-average intrinsic value of nonvested award under share-based payment arrangement. Excludes share and unit options."
       }
      }
     },
     "auth_ref": [
      "r417",
      "r418"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number",
        "terseLabel": "Number of shares outstanding",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance",
        "documentation": "The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date."
       }
      }
     },
     "auth_ref": [
      "r417",
      "r418"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period",
        "terseLabel": "Share based compensation arrangement by share based payment award equity instruments other than options vested in period",
        "negatedLabel": "Exercised",
        "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period."
       }
      }
     },
     "auth_ref": [
      "r421"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award [Line Items]",
        "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r402",
      "r404",
      "r406",
      "r407",
      "r408",
      "r409",
      "r410",
      "r411",
      "r412",
      "r413",
      "r414",
      "r415",
      "r416",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r426",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized",
        "terseLabel": "Shares reserved for issuance",
        "documentation": "Number of shares authorized for issuance under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r779"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number",
        "terseLabel": "Stock options exercisable",
        "documentation": "The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan."
       }
      }
     },
     "auth_ref": [
      "r411"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price",
        "terseLabel": "Exercise price",
        "documentation": "The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan."
       }
      }
     },
     "auth_ref": [
      "r411"
     ]
    },
    "bgi_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsPeriod": {
     "xbrltype": "durationItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsPeriod",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Expirations Period",
        "terseLabel": "Expiration period",
        "documentation": "Share Based Compensation Arrangement By Share Based Payment Award Options Expirations Period"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfActivityOfStockOptionPlansAndArrangementsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period",
        "negatedLabel": "Forfeited",
        "documentation": "The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan."
       }
      }
     },
     "auth_ref": [
      "r415"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross",
        "verboseLabel": "Share based compensation grants in period gross",
        "documentation": "Gross number of share options (or share units) granted during the period."
       }
      }
     },
     "auth_ref": [
      "r413"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfActivityOfStockOptionPlansAndArrangementsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number",
        "terseLabel": "Options outstanding",
        "periodEndLabel": "Outstanding Ending balance",
        "periodStartLabel": "Outstanding Beginning balance",
        "documentation": "Number of options outstanding, including both vested and non-vested options."
       }
      }
     },
     "auth_ref": [
      "r409",
      "r410"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfActivityOfStockOptionPlansAndArrangementsDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price",
        "periodEndLabel": "Outstanding Ending balance",
        "periodStartLabel": "Outstanding Beginning balance",
        "terseLabel": "Options outstanding, Weighted average exercise price",
        "documentation": "Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan."
       }
      }
     },
     "auth_ref": [
      "r409",
      "r410"
     ]
    },
    "bgi_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockAppreciationRightsExercisableWeightedAverageExercisePrice": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardStockAppreciationRightsExercisableWeightedAverageExercisePrice",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Based Compensation Arrangement By Share Based Payment Award Stock Appreciation Rights Exercisable Weighted Average Exercise Price",
        "terseLabel": "Long term incentive plan stock appreciation rights, weighted average exercise price",
        "documentation": "Share Based Compensation Arrangement By Share Based Payment Award Stock Appreciation Rights Exercisable Weighted Average Exercise Price"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedPercentageOfOutstandingStockOption": {
     "xbrltype": "percentItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedPercentageOfOutstandingStockOption",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share Based Compensation Arrangement By Share Based Payment Award Vested Percentage Of Outstanding Stock option",
        "terseLabel": "Percentage of Outstanding Stock Options Fully Vested",
        "documentation": "It represents percentage of outstanding stock option fully vested"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfBirksRestrictedStockUnitsAndDeferredShareUnitsDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail",
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "All Award Types",
        "terseLabel": "All Award Types",
        "documentation": "Award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r406",
      "r407",
      "r408",
      "r409",
      "r410",
      "r411",
      "r412",
      "r413",
      "r414",
      "r415",
      "r416",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r426",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfActivityOfStockOptionPlansAndArrangementsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price",
        "terseLabel": "Exercised",
        "documentation": "Weighted average price at which option holders acquired shares when converting their stock options into shares."
       }
      }
     },
     "auth_ref": [
      "r414"
     ]
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfActivityOfStockOptionPlansAndArrangementsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price",
        "terseLabel": "Forfeited",
        "documentation": "Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated."
       }
      }
     },
     "auth_ref": [
      "r415"
     ]
    },
    "us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Exercise Price Range [Axis]",
        "terseLabel": "Exercise Price Range [Axis]",
        "documentation": "Information by range of option prices pertaining to options granted."
       }
      }
     },
     "auth_ref": [
      "r68"
     ]
    },
    "us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain]",
        "terseLabel": "Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain]",
        "documentation": "Supplementary information on outstanding and exercisable share awards as of the balance sheet date which stratifies outstanding options by ranges of exercise prices."
       }
      }
     },
     "auth_ref": [
      "r69"
     ]
    },
    "us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options",
        "terseLabel": "Options exercisable, Number exercisable",
        "documentation": "The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied."
       }
      }
     },
     "auth_ref": [
      "r67"
     ]
    },
    "us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options",
        "terseLabel": "Options outstanding, Number outstanding",
        "documentation": "The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices."
       }
      }
     },
     "auth_ref": [
      "r65"
     ]
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost",
        "terseLabel": "Total compensation cost for recognized expenses",
        "documentation": "Amount of cost expensed and capitalized for award under share-based payment arrangement."
       }
      }
     },
     "auth_ref": [
      "r432"
     ]
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding",
        "terseLabel": "Share based compensation arrangement fair value of cash settled based on intrinsic value",
        "documentation": "Intrinsic value of outstanding award under share-based payment arrangement. Excludes share and unit options."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2": {
     "xbrltype": "durationItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term",
        "terseLabel": "Options outstanding, Weighted average remaining life (years)",
        "documentation": "Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days."
       }
      }
     },
     "auth_ref": [
      "r131"
     ]
    },
    "us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1": {
     "xbrltype": "perShareItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price",
        "terseLabel": "Options exercisable, Weighted average exercise price",
        "documentation": "Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding."
       }
      }
     },
     "auth_ref": [
      "r66"
     ]
    },
    "us-gaap_ShortTermDebtPercentageBearingVariableInterestRate": {
     "xbrltype": "percentItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ShortTermDebtPercentageBearingVariableInterestRate",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Short-term Debt, Percentage Bearing Variable Interest Rate",
        "verboseLabel": "Short-term debt, percentage bearing variable interest rate",
        "terseLabel": "Interest rate of CORRA plus spread",
        "documentation": "The portion of the carrying amount of short-term borrowings outstanding as of the balance sheet date, which accrues interest at a rate subject to change from time to time."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SignificantAccountingPoliciesLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SignificantAccountingPoliciesLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Significant Accounting Policies [Line Items]",
        "terseLabel": "Significant Accounting Policies [Line Items]",
        "documentation": "Significant Accounting Policies [Line Items]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SignificantAccountingPoliciesTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SignificantAccountingPoliciesTable",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Significant Accounting Policies [Table]",
        "terseLabel": "Significant Accounting Policies [Table]",
        "documentation": "Significant Accounting Policies [Table]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SignificantAccountingPoliciesTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SignificantAccountingPoliciesTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Significant Accounting Policies [Text Block]",
        "terseLabel": "Significant accounting policies",
        "documentation": "The entire disclosure for all significant accounting policies of the reporting entity."
       }
      }
     },
     "auth_ref": [
      "r120",
      "r199"
     ]
    },
    "bgi_SlrCreditSolutionsMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SlrCreditSolutionsMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "SLR Credit Solutions [Member]",
        "documentation": "SLR Credit Solutions."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementBusinessSegmentsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StatementBusinessSegmentsAxis",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segments [Axis]",
        "terseLabel": "Segments [Axis]",
        "documentation": "Information by business segments."
       }
      }
     },
     "auth_ref": [
      "r161",
      "r244",
      "r247",
      "r248",
      "r249",
      "r250",
      "r251",
      "r252",
      "r253",
      "r254",
      "r255",
      "r256",
      "r257",
      "r258",
      "r260",
      "r261",
      "r262",
      "r263",
      "r264",
      "r265",
      "r266",
      "r267",
      "r268",
      "r270",
      "r276",
      "r305",
      "r306",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r319",
      "r325",
      "r326",
      "r602",
      "r603",
      "r604",
      "r605",
      "r606",
      "r607",
      "r608",
      "r609",
      "r610",
      "r611",
      "r612",
      "r766",
      "r880",
      "r976"
     ]
    },
    "us-gaap_StatementClassOfStockAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StatementClassOfStockAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail",
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical",
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Class of Stock [Axis]",
        "terseLabel": "Class of Stock [Axis]",
        "documentation": "Information by the different classes of stock of the entity."
       }
      }
     },
     "auth_ref": [
      "r155",
      "r173",
      "r174",
      "r175",
      "r202",
      "r232",
      "r233",
      "r235",
      "r237",
      "r241",
      "r242",
      "r285",
      "r337",
      "r340",
      "r341",
      "r342",
      "r348",
      "r349",
      "r381",
      "r382",
      "r385",
      "r388",
      "r395",
      "r501",
      "r637",
      "r638",
      "r639",
      "r640",
      "r646",
      "r647",
      "r648",
      "r649",
      "r650",
      "r651",
      "r652",
      "r653",
      "r654",
      "r655",
      "r656",
      "r657",
      "r669",
      "r692",
      "r715",
      "r732",
      "r733",
      "r734",
      "r735",
      "r736",
      "r875",
      "r893",
      "r901"
     ]
    },
    "us-gaap_StatementEquityComponentsAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StatementEquityComponentsAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Components [Axis]",
        "terseLabel": "Equity Components [Axis]",
        "documentation": "Information by component of equity."
       }
      }
     },
     "auth_ref": [
      "r10",
      "r25",
      "r158",
      "r187",
      "r188",
      "r189",
      "r212",
      "r213",
      "r214",
      "r216",
      "r226",
      "r228",
      "r240",
      "r289",
      "r295",
      "r396",
      "r437",
      "r438",
      "r439",
      "r458",
      "r459",
      "r478",
      "r480",
      "r481",
      "r482",
      "r483",
      "r485",
      "r495",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r545",
      "r622",
      "r623",
      "r624",
      "r646",
      "r715"
     ]
    },
    "srt_StatementGeographicalAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "StatementGeographicalAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SegmentedInformationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Geographical [Axis]",
        "terseLabel": "Geographical [Axis]"
       }
      }
     },
     "auth_ref": [
      "r274",
      "r275",
      "r658",
      "r659",
      "r660",
      "r724",
      "r726",
      "r729",
      "r731",
      "r738",
      "r741",
      "r742",
      "r743",
      "r744",
      "r745",
      "r746",
      "r747",
      "r748",
      "r749",
      "r754",
      "r774",
      "r786",
      "r925",
      "r976"
     ]
    },
    "us-gaap_StatementLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StatementLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationTables",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement [Line Items]",
        "terseLabel": "Statement [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": [
      "r212",
      "r213",
      "r214",
      "r240",
      "r563",
      "r635",
      "r657",
      "r663",
      "r664",
      "r665",
      "r666",
      "r667",
      "r668",
      "r669",
      "r672",
      "r673",
      "r674",
      "r675",
      "r676",
      "r679",
      "r680",
      "r681",
      "r682",
      "r684",
      "r685",
      "r686",
      "r687",
      "r688",
      "r690",
      "r693",
      "r694",
      "r700",
      "r701",
      "r702",
      "r703",
      "r704",
      "r705",
      "r706",
      "r707",
      "r708",
      "r709",
      "r710",
      "r711",
      "r715",
      "r787"
     ]
    },
    "us-gaap_StatementOfCashFlowsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StatementOfCashFlowsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Cash Flows [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementOfFinancialPositionAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StatementOfFinancialPositionAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Financial Position [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Comprehensive Income [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StatementOfStockholdersEquityAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StatementOfStockholdersEquityAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Stockholders' Equity [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "srt_StatementScenarioAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "StatementScenarioAxis",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Scenario [Axis]",
        "terseLabel": "Scenario [Axis]"
       }
      }
     },
     "auth_ref": [
      "r229",
      "r400",
      "r876",
      "r877",
      "r900"
     ]
    },
    "us-gaap_StatementTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StatementTable",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationTables",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheetsParenthetical",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsBalanceRelatedToRelatedPartiesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement [Table]",
        "terseLabel": "Statement [Table]",
        "documentation": "Schedule reflecting a Statement of Income, Statement of Cash Flows, Statement of Financial Position, Statement of Shareholders' Equity and Other Comprehensive Income, or other statement as needed."
       }
      }
     },
     "auth_ref": [
      "r212",
      "r213",
      "r214",
      "r240",
      "r563",
      "r635",
      "r657",
      "r663",
      "r664",
      "r665",
      "r666",
      "r667",
      "r668",
      "r669",
      "r672",
      "r673",
      "r674",
      "r675",
      "r676",
      "r679",
      "r680",
      "r681",
      "r682",
      "r684",
      "r685",
      "r686",
      "r687",
      "r688",
      "r690",
      "r693",
      "r694",
      "r700",
      "r701",
      "r702",
      "r703",
      "r704",
      "r705",
      "r706",
      "r707",
      "r708",
      "r709",
      "r710",
      "r711",
      "r715",
      "r787"
     ]
    },
    "ecd_StkPrcOrTsrEstimationMethodTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "StkPrcOrTsrEstimationMethodTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Price or TSR Estimation Method [Text Block]",
        "terseLabel": "Stock Price or TSR Estimation Method"
       }
      }
     },
     "auth_ref": [
      "r805",
      "r817",
      "r827",
      "r853"
     ]
    },
    "us-gaap_StockAppreciationRightsSARSMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StockAppreciationRightsSARSMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "verboseLabel": "Stock Appreciation Rights (SARs) [Member]",
        "label": "Stock Appreciation Rights (SARs) [Member]",
        "terseLabel": "Stock Appreciation Rights (SARs)",
        "documentation": "Right to receive cash or shares equal to appreciation of predetermined number of grantor's shares during predetermined time period."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_StockExchangeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "StockExchangeAxis",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Exchange [Axis]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_StockExchangeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "StockExchangeDomain",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Exchange [Domain]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures",
        "terseLabel": "Settlement of stock units (Shares)",
        "documentation": "Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited."
       }
      }
     },
     "auth_ref": [
      "r10",
      "r98",
      "r99",
      "r130"
     ]
    },
    "us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StockIssuedDuringPeriodSharesStockOptionsExercised",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfActivityOfStockOptionPlansAndArrangementsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period",
        "negatedLabel": "Exercised",
        "documentation": "Number of share options (or share units) exercised during the current period."
       }
      }
     },
     "auth_ref": [
      "r10",
      "r98",
      "r99",
      "r130",
      "r414"
     ]
    },
    "us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStockSummaryOfCommonStockOutstandingDetail",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures",
        "terseLabel": "Settlement of stock units (Value)",
        "verboseLabel": "Settlement of stock units",
        "documentation": "Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited."
       }
      }
     },
     "auth_ref": [
      "r10",
      "r130"
     ]
    },
    "bgi_StockIssuedDuringThePeriodSharesExerciseOfStockOptionsAndWarrants": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "StockIssuedDuringThePeriodSharesExerciseOfStockOptionsAndWarrants",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Issued During The Period Shares Exercise Of Stock Options And Warrants",
        "terseLabel": "Exercise of stock options and warrants, Shares",
        "documentation": "Stock issued during the period shares exercise of stock options and warrants."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_StockIssuedDuringThePeriodValueExerciseOfStockOptionsAndWarrants": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "StockIssuedDuringThePeriodValueExerciseOfStockOptionsAndWarrants",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Issued During The Period Value Exercise Of Stock Options And Warrants",
        "terseLabel": "Exercise of stock options and warrants",
        "documentation": "Stock issued during the period value exercise of stock options and warrants."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StockOptionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StockOptionMember",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Option [Member]",
        "terseLabel": "Equity Option [Member]",
        "documentation": "Contracts conveying rights, but not obligations, to buy or sell a specific quantity of stock at a specified price during a specified period (an American option) or at a specified date (a European option)."
       }
      }
     },
     "auth_ref": [
      "r786"
     ]
    },
    "bgi_StockOptionsOutstandingMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "StockOptionsOutstandingMember",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationSummaryOfStatusOfStockOptionsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stock Options Outstanding [Member]",
        "terseLabel": "Options Outstanding [Member]",
        "documentation": "Stock Options Outstanding [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StockholdersEquity": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StockholdersEquity",
     "crdr": "credit",
     "calculation": {
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets": {
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets",
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity Attributable to Parent",
        "totalLabel": "Total stockholders' equity (deficiency)",
        "periodEndLabel": "Ending Balance",
        "periodStartLabel": "Beginning Balance",
        "documentation": "Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest."
       }
      }
     },
     "auth_ref": [
      "r99",
      "r102",
      "r103",
      "r121",
      "r671",
      "r689",
      "r716",
      "r717",
      "r781",
      "r793",
      "r895",
      "r911",
      "r959",
      "r977"
     ]
    },
    "us-gaap_StockholdersEquityAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StockholdersEquityAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedBalanceSheets"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity Attributable to Parent [Abstract]",
        "terseLabel": "Stockholders' equity (deficiency):"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_StockholdersEquityNoteDisclosureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "StockholdersEquityNoteDisclosureTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/CapitalStock"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity Note Disclosure [Text Block]",
        "terseLabel": "Capital stock",
        "documentation": "The entire disclosure for equity."
       }
      }
     },
     "auth_ref": [
      "r127",
      "r201",
      "r380",
      "r382",
      "r384",
      "r385",
      "r386",
      "r387",
      "r388",
      "r389",
      "r390",
      "r391",
      "r392",
      "r394",
      "r396",
      "r486",
      "r718",
      "r720",
      "r737"
     ]
    },
    "us-gaap_SubsequentEventLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SubsequentEventLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Event [Line Items]",
        "terseLabel": "Subsequent Event [Line Items]",
        "documentation": "Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event."
       }
      }
     },
     "auth_ref": [
      "r517",
      "r555"
     ]
    },
    "us-gaap_SubsequentEventMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SubsequentEventMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Event [Member]",
        "terseLabel": "Subsequent Event [Member]",
        "documentation": "Identifies event that occurred after the balance sheet date but before financial statements are issued or available to be issued."
       }
      }
     },
     "auth_ref": [
      "r517",
      "r555"
     ]
    },
    "us-gaap_SubsequentEventTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SubsequentEventTable",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Event [Table]",
        "terseLabel": "Subsequent Event [Table]",
        "documentation": "Discloses pertinent information about one or more significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued."
       }
      }
     },
     "auth_ref": [
      "r517",
      "r555"
     ]
    },
    "us-gaap_SubsequentEventTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SubsequentEventTypeAxis",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Event Type [Axis]",
        "terseLabel": "Subsequent Event Type [Axis]",
        "documentation": "Information by event that occurred after the balance sheet date but before financial statements are issued or available to be issued."
       }
      }
     },
     "auth_ref": [
      "r517",
      "r555"
     ]
    },
    "us-gaap_SubsequentEventTypeDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SubsequentEventTypeDomain",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Event Type [Domain]",
        "terseLabel": "Subsequent Event Type [Domain]",
        "documentation": "Event that occurred after the balance sheet date but before financial statements are issued or available to be issued."
       }
      }
     },
     "auth_ref": [
      "r517",
      "r555"
     ]
    },
    "us-gaap_SubsequentEventsAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SubsequentEventsAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Events [Abstract]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SubsequentEventsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SubsequentEventsTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEvents"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Events [Text Block]",
        "terseLabel": "Subsequent events",
        "documentation": "The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business."
       }
      }
     },
     "auth_ref": [
      "r554",
      "r556"
     ]
    },
    "bgi_SummaryOfConsolidatedStatementOfEarningsLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SummaryOfConsolidatedStatementOfEarningsLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Summary Of Consolidated Statement Of Earnings [Line Items]",
        "documentation": "Summary of consolidated statement of earnings."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SummaryOfConsolidatedStatementOfEarningsTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SummaryOfConsolidatedStatementOfEarningsTable",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Summary Of Consolidated Statement Of Earnings [Table]",
        "documentation": "Summary of consolidated statement of earnings."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SummaryOfOperatingLossCarryforwardsTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SummaryOfOperatingLossCarryforwardsTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Summary of Operating Loss Carryforwards [Table Text Block]",
        "terseLabel": "Summary of Non Capital Losses",
        "documentation": "Tabular disclosure of pertinent information, such as tax authority, amounts, and expiration dates, of net operating loss carryforwards, including an assessment of the likelihood of utilization."
       }
      }
     },
     "auth_ref": [
      "r74"
     ]
    },
    "bgi_SummaryOfSupplementalCashFlowInformationOperatingLeaseLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SummaryOfSupplementalCashFlowInformationOperatingLeaseLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Summary Of Supplemental Cash Flow Information Operating Lease [Line Items]",
        "documentation": "Summary of supplemental cash flow information operating lease ."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SummaryOfSupplementalCashFlowInformationOperatingLeaseTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SummaryOfSupplementalCashFlowInformationOperatingLeaseTable",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfSupplementalCashFlowInformationOperatingLeaseParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Summary Of Supplemental Cash Flow Information Operating Lease [Table]",
        "documentation": "Summary of supplemental cash flow information operating lease."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SupplementalCashFlowInformationAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SupplementalCashFlowInformationAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfCashFlows"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplemental Cash Flow Information [Abstract]",
        "terseLabel": "Supplemental disclosure of cash flow information:"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SupplementalCashFlowInformationOperatingLeasesTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SupplementalCashFlowInformationOperatingLeasesTableTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesTables"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplemental Cash Flow Information Operating Leases [Table Text Block]",
        "terseLabel": "Supplemental Cash Flow Information Operating Lease",
        "documentation": "Supplemental cash flow information operating leases [Table Text Block]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_SupplierFinanceProgramAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SupplierFinanceProgramAxis",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplier Finance Program [Axis]",
        "documentation": "Information by supplier finance program."
       }
      }
     },
     "auth_ref": [
      "r320",
      "r321",
      "r322"
     ]
    },
    "us-gaap_SupplierFinanceProgramDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "SupplierFinanceProgramDomain",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplier Finance Program [Domain]",
        "documentation": "Supplier finance program."
       }
      }
     },
     "auth_ref": [
      "r320",
      "r321",
      "r322"
     ]
    },
    "bgi_SupplierFinancingProgrammeOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SupplierFinancingProgrammeOneMember",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplier Financing Programme One [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_SupplierFinancingProgrammeTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "SupplierFinancingProgrammeTwoMember",
     "presentation": [
      "http://www.birksgroup.com/role/OtherLongTermLiabilitiesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplier Financing Programme Two [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_TabularListTableTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TabularListTableTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tabular List [Table Text Block]",
        "terseLabel": "Tabular List, Table"
       }
      }
     },
     "auth_ref": [
      "r846"
     ]
    },
    "us-gaap_TaxCreditCarryforwardAmount": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "TaxCreditCarryforwardAmount",
     "crdr": "debit",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Credit Carryforward, Amount",
        "terseLabel": "Capital losses",
        "documentation": "The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws."
       }
      }
     },
     "auth_ref": [
      "r75"
     ]
    },
    "us-gaap_TaxCreditCarryforwardAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "TaxCreditCarryforwardAxis",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Credit Carryforward [Axis]",
        "terseLabel": "Tax Credit Carryforward [Axis]",
        "documentation": "Information by specific tax credit related to an unused tax credit."
       }
      }
     },
     "auth_ref": [
      "r74"
     ]
    },
    "us-gaap_TaxCreditCarryforwardLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "TaxCreditCarryforwardLineItems",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Credit Carryforward [Line Items]",
        "terseLabel": "Tax Credit Carryforward [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_TaxCreditCarryforwardNameDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "TaxCreditCarryforwardNameDomain",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Credit Carryforward, Name [Domain]",
        "terseLabel": "Tax Credit Carryforward, Name [Domain]",
        "documentation": "The name of the tax credit carryforward."
       }
      }
     },
     "auth_ref": [
      "r74"
     ]
    },
    "us-gaap_TaxCreditCarryforwardTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "TaxCreditCarryforwardTable",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Credit Carryforward [Table]",
        "terseLabel": "Tax Credit Carryforward [Table]",
        "documentation": "A listing of tax credit carryforwards available to reduce future taxable income including descriptions, amounts, expiration dates, limitations on use and the related deferred tax assets and valuation allowances."
       }
      }
     },
     "auth_ref": [
      "r74"
     ]
    },
    "us-gaap_TaxPeriodAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "TaxPeriodAxis",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Period [Axis]",
        "documentation": "Information about the period subject to enacted tax laws."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_TaxPeriodDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "TaxPeriodDomain",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Period [Domain]",
        "documentation": "Identified tax period."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TaxYearTwoThousandAndThirtyMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TaxYearTwoThousandAndThirtyMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Year Two Thousand And Thirty [Member]",
        "terseLabel": "Expiring in 2030 [Member]",
        "documentation": "Tax year two thousand and thirty."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TaxYearTwoThousandAndThirtyOneMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TaxYearTwoThousandAndThirtyOneMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Year Two Thousand And Thirty One [Member]",
        "terseLabel": "Expiring in 2031 [Member]",
        "documentation": "Tax year two thousand and thirty one."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TaxYearTwoThousandAndThirtyTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TaxYearTwoThousandAndThirtyTwoMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Year Two Thousand And Thirty Two [Member]",
        "terseLabel": "Expiring in 2032 [Member]",
        "documentation": "Tax year two thousand and thirty two."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TaxYearTwoThousandAndTwentyEightMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TaxYearTwoThousandAndTwentyEightMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Year Two Thousand And Twenty Eight [Member]",
        "terseLabel": "Expiring in 2028 [Member]",
        "documentation": "Tax year two thousand and twenty eight."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TaxYearTwoThousandAndTwentyFiveMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TaxYearTwoThousandAndTwentyFiveMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Year Two Thousand And Twenty Five [Member]",
        "terseLabel": "Expiring in 2025 [Member]",
        "documentation": "Tax year two thousand and twenty five."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TaxYearTwoThousandAndTwentyNineMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TaxYearTwoThousandAndTwentyNineMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Year Two Thousand And Twenty Nine [Member]",
        "terseLabel": "Expiring in 2029 [Member]",
        "documentation": "Tax year two thousand and twenty nine."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TaxYearTwoThousandAndTwentySevenMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TaxYearTwoThousandAndTwentySevenMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Year Two Thousand And Twenty Seven [Member]",
        "terseLabel": "Expiring in 2027 [Member]",
        "documentation": "Tax year two thousand and twenty seven."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TaxYearTwoThousandAndTwentySixMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TaxYearTwoThousandAndTwentySixMember",
     "presentation": [
      "http://www.birksgroup.com/role/IncomeTaxesSummaryOfNonCapitalLossesDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tax Year Two Thousand And Twenty Six [Member]",
        "terseLabel": "Expiring in 2026 [Member]",
        "documentation": "Tax year two thousand and twenty six."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TermLoanFacilityMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TermLoanFacilityMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Term Loan Facility [Member]",
        "documentation": "Term Loan Facility [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TermLoanFacilityRepayableAtDecemberTwoThousandTwentySixMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TermLoanFacilityRepayableAtDecemberTwoThousandTwentySixMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Term Loan Facility Repayable At December Two Thousand Twenty Six [Member]",
        "documentation": "Term loan facility repayable at december two thousand twenty six."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TermLoanFacilityRepayableAtOctoberTwoThousandTwentyTwoMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TermLoanFacilityRepayableAtOctoberTwoThousandTwentyTwoMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Term Loan Facility Repayable At October Two Thousand Twenty Two [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TermLoanFromBusinessDevelopmentBankOfCanadaMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TermLoanFromBusinessDevelopmentBankOfCanadaMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Term loan From Business Development Bank of Canada [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TermLoanFromInvestmentOfQuebecAnnualInterestRateThreePointOneFourPercentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TermLoanFromInvestmentOfQuebecAnnualInterestRateThreePointOneFourPercentMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Term Loan From Investment Of Quebec Annual Interest Rate Three Point One Four Percent [Member]",
        "terseLabel": "Term Loan From Investment Of Quebec Annual Interest Rate Three Point One Four Percent [Member]",
        "documentation": "Term loan from investment of quebec annual interest rate 3.14% member."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TermLoanFromInvestmentQuebecMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TermLoanFromInvestmentQuebecMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Term Loan From Investment Quebec [Member]",
        "terseLabel": "Term Loan From Investment Quebec [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TermLoanFromSlrCreditSolutionsCorraPlusEightPointTwoFivePercentMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TermLoanFromSlrCreditSolutionsCorraPlusEightPointTwoFivePercentMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Term Loan From SLR Credit Solutions CORRA Plus Eight Point Two Five Percent [Member]",
        "verboseLabel": "Term Loan From SLR Credit Solutions CORRA Plus Eight Point Two Five Percent [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TermLoanMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TermLoanMember",
     "presentation": [
      "http://www.birksgroup.com/role/BankIndebtednessAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Term Loan [Member]",
        "terseLabel": "Term Loan [Member]",
        "documentation": "Term loan [Member]."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TermLoanMonthOfMaturity": {
     "xbrltype": "gYearMonthItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TermLoanMonthOfMaturity",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Term Loan Month Of Maturity",
        "terseLabel": "Term loan month of maturity",
        "documentation": "Term loan month of maturity."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TerminationLeaseAgreementMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TerminationLeaseAgreementMember",
     "presentation": [
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Termination Lease Agreement [Member]",
        "documentation": "Termination lease agreement."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_TimepiecesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TimepiecesMember",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationSummaryOfSalesByClassesOfSimilarProductsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Timepieces [Member]",
        "terseLabel": "Timepieces [Member]",
        "documentation": "Timepieces [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "srt_TitleOfIndividualAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "TitleOfIndividualAxis",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of Individual [Axis]",
        "terseLabel": "Title of Individual [Axis]"
       }
      }
     },
     "auth_ref": [
      "r905",
      "r964"
     ]
    },
    "srt_TitleOfIndividualWithRelationshipToEntityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/srt/2023",
     "localname": "TitleOfIndividualWithRelationshipToEntityDomain",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency",
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of Individual [Domain]",
        "terseLabel": "Relationship to Entity [Domain]"
       }
      }
     },
     "auth_ref": []
    },
    "ecd_TotalShareholderRtnAmt": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TotalShareholderRtnAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Total Shareholder Return Amount",
        "terseLabel": "Total Shareholder Return Amount"
       }
      }
     },
     "auth_ref": [
      "r838"
     ]
    },
    "ecd_TotalShareholderRtnVsPeerGroupTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TotalShareholderRtnVsPeerGroupTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/PvpDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Total Shareholder Return Vs Peer Group [Text Block]",
        "terseLabel": "Total Shareholder Return Vs Peer Group"
       }
      }
     },
     "auth_ref": [
      "r845"
     ]
    },
    "bgi_TradeReceivables": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "TradeReceivables",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfAccountsReceivableNetOfAllowanceForDoubtfulAccountsDetail": {
       "parentTag": "us-gaap_AccountsAndOtherReceivablesNetCurrent",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesSummaryOfAccountsReceivableNetOfAllowanceForDoubtfulAccountsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trade Receivables",
        "terseLabel": "Customer trade receivables",
        "documentation": "Trade Receivables"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_TrademarksAndTradeNamesMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "TrademarksAndTradeNamesMember",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trademarks and Trade Names [Member]",
        "terseLabel": "Trademarks and Trade Names [Member]",
        "documentation": "Rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style, or rights either acquired through registration of a business name to gain or protect exclusive use thereof."
       }
      }
     },
     "auth_ref": [
      "r78"
     ]
    },
    "ecd_TradingArrAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TradingArrAxis",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement [Axis]",
        "terseLabel": "Trading Arrangement:"
       }
      }
     },
     "auth_ref": [
      "r866"
     ]
    },
    "ecd_TradingArrByIndTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TradingArrByIndTable",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangements, by Individual [Table]",
        "terseLabel": "Trading Arrangements, by Individual"
       }
      }
     },
     "auth_ref": [
      "r868"
     ]
    },
    "dei_TradingSymbol": {
     "xbrltype": "tradingSymbolItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2023",
     "localname": "TradingSymbol",
     "presentation": [
      "http://www.birksgroup.com/role/CoverPage"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Symbol",
        "documentation": "Trading symbol of an instrument as listed on an exchange."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_TrdArrAdoptionDate": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TrdArrAdoptionDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Adoption Date",
        "terseLabel": "Adoption Date"
       }
      }
     },
     "auth_ref": [
      "r869"
     ]
    },
    "ecd_TrdArrDuration": {
     "xbrltype": "durationItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TrdArrDuration",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Duration",
        "terseLabel": "Arrangement Duration"
       }
      }
     },
     "auth_ref": [
      "r870"
     ]
    },
    "ecd_TrdArrIndName": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TrdArrIndName",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement, Individual Name",
        "terseLabel": "Name"
       }
      }
     },
     "auth_ref": [
      "r868"
     ]
    },
    "ecd_TrdArrIndTitle": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TrdArrIndTitle",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement, Individual Title",
        "terseLabel": "Title"
       }
      }
     },
     "auth_ref": [
      "r868"
     ]
    },
    "ecd_TrdArrSecuritiesAggAvailAmt": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TrdArrSecuritiesAggAvailAmt",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement, Securities Aggregate Available Amount",
        "terseLabel": "Aggregate Available"
       }
      }
     },
     "auth_ref": [
      "r871"
     ]
    },
    "ecd_TrdArrTerminationDate": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "TrdArrTerminationDate",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Arrangement Termination Date",
        "terseLabel": "Termination Date"
       }
      }
     },
     "auth_ref": [
      "r869"
     ]
    },
    "us-gaap_TypeOfAdoptionMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "TypeOfAdoptionMember",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Standards Update [Domain]",
        "terseLabel": "Accounting Standards Update [Domain]",
        "documentation": "Amendment to accounting standards."
       }
      }
     },
     "auth_ref": [
      "r156",
      "r157",
      "r158",
      "r159",
      "r160",
      "r215",
      "r216",
      "r217",
      "r218",
      "r229",
      "r279",
      "r280",
      "r286",
      "r287",
      "r288",
      "r289",
      "r290",
      "r291",
      "r292",
      "r293",
      "r294",
      "r295",
      "r323",
      "r437",
      "r438",
      "r439",
      "r456",
      "r457",
      "r458",
      "r459",
      "r468",
      "r469",
      "r470",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r502",
      "r503",
      "r504",
      "r505",
      "r518",
      "r519",
      "r522",
      "r523",
      "r524",
      "r525",
      "r541",
      "r542",
      "r543",
      "r544",
      "r545",
      "r565",
      "r566",
      "r567",
      "r620",
      "r621",
      "r622",
      "r623",
      "r624",
      "r625",
      "r626",
      "r627",
      "r628",
      "r629",
      "r630",
      "r631"
     ]
    },
    "bgi_UnadjustedGrossProfit": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "UnadjustedGrossProfit",
     "crdr": "credit",
     "presentation": [
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfInformationRelatingToSegmentsDetail",
      "http://www.birksgroup.com/role/SegmentedInformationScheduleOfReconciliationsOfSegmentsGrossProfitsAndCertainUnallocatedCostsToConsolidatedGrossProfitsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Unadjusted Gross Profit",
        "terseLabel": "Unadjusted gross profit",
        "documentation": "Unadjusted gross profit."
       }
      }
     },
     "auth_ref": []
    },
    "ecd_UndrlygSecurityMktPriceChngPct": {
     "xbrltype": "pureItemType",
     "nsuri": "http://xbrl.sec.gov/ecd/2023",
     "localname": "UndrlygSecurityMktPriceChngPct",
     "presentation": [
      "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Underlying Security Market Price Change, Percent",
        "terseLabel": "Underlying Security Market Price Change"
       }
      }
     },
     "auth_ref": [
      "r865"
     ]
    },
    "us-gaap_UnusualOrInfrequentItemAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "UnusualOrInfrequentItemAxis",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Unusual or Infrequent Item, or Both [Axis]",
        "documentation": "Information by an event or transaction that is unusual in nature or infrequent in occurrence, or both."
       }
      }
     },
     "auth_ref": [
      "r115"
     ]
    },
    "us-gaap_UnusualOrInfrequentItemDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "UnusualOrInfrequentItemDomain",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Unusual or Infrequent Item, or Both [Domain]",
        "documentation": "Event or transaction that is unusual in nature or infrequent in occurrence, or both."
       }
      }
     },
     "auth_ref": [
      "r115"
     ]
    },
    "us-gaap_ValuationAllowancesAndReservesDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ValuationAllowancesAndReservesDomain",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain]",
        "terseLabel": "Valuation Allowances and Reserves [Domain]",
        "documentation": "Valuation and qualifying accounts and reserves."
       }
      }
     },
     "auth_ref": [
      "r207",
      "r208",
      "r209",
      "r210",
      "r211"
     ]
    },
    "us-gaap_ValuationAllowancesAndReservesTypeAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "ValuationAllowancesAndReservesTypeAxis",
     "presentation": [
      "http://www.birksgroup.com/role/AccountsReceivableAndOtherReceivablesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis]",
        "terseLabel": "Valuation Allowances and Reserves Type [Axis]",
        "documentation": "Information by valuation and qualifying accounts and reserves."
       }
      }
     },
     "auth_ref": [
      "r207",
      "r208",
      "r209",
      "r210",
      "r211"
     ]
    },
    "us-gaap_VariableLeaseCost": {
     "xbrltype": "monetaryItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "VariableLeaseCost",
     "crdr": "debit",
     "calculation": {
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsDetail": {
       "parentTag": "us-gaap_LeaseCost",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Variable Lease, Cost",
        "terseLabel": "Variable operating lease expense",
        "documentation": "Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases."
       }
      }
     },
     "auth_ref": [
      "r535",
      "r780"
     ]
    },
    "us-gaap_VariableRateAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "VariableRateAxis",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Variable Rate [Axis]",
        "terseLabel": "Variable Rate [Axis]",
        "documentation": "Information by type of variable rate."
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_VariableRateDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "VariableRateDomain",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtDetail",
      "http://www.birksgroup.com/role/LongTermDebtSummaryOfLongTermDebtParentheticalDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Variable Rate [Domain]",
        "terseLabel": "Variable Rate [Domain]",
        "documentation": "Interest rate that fluctuates over time as a result of an underlying benchmark interest rate or index."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_VariableRentExpenseMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "VariableRentExpenseMember",
     "presentation": [
      "http://www.birksgroup.com/role/LeasesSummaryOfConsolidatedStatementOfEarningsParentheticalDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Variable Rent Expense [Member]",
        "documentation": "Variable rent expense."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_VarileaseFinanceIncMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "VarileaseFinanceIncMember",
     "presentation": [
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail",
      "http://www.birksgroup.com/role/SubsequentEventsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Varilease Finance Inc [Member]",
        "terseLabel": "Varilease Finance Inc [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_VotingCommonStockMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "VotingCommonStockMember",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfChangesInStockholdersEquityDeficiency"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Voting Common Stock [Member]",
        "terseLabel": "Voting Common Stock [Member]",
        "documentation": "Voting Common Stock [Member]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_WarrantMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "WarrantMember",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Warrant [Member]",
        "terseLabel": "Warrant [Member]",
        "documentation": "Security that gives the holder the right to purchase shares of stock in accordance with the terms of the instrument, usually upon payment of a specified amount."
       }
      }
     },
     "auth_ref": [
      "r784",
      "r785",
      "r788",
      "r789",
      "r790",
      "r791"
     ]
    },
    "us-gaap_WarrantsAndRightsOutstandingMaturityDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "WarrantsAndRightsOutstandingMaturityDate",
     "presentation": [
      "http://www.birksgroup.com/role/BenefitPlansAndStockBasedCompensationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Warrants and Rights Outstanding, Maturity Date",
        "terseLabel": "Warrants and rights outstanding expire date",
        "documentation": "Expiration date of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in YYYY-MM-DD format."
       }
      }
     },
     "auth_ref": [
      "r958"
     ]
    },
    "bgi_WarrantyAccrualPolicyTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "WarrantyAccrualPolicyTextBlock",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Warranty Accrual [Policy Text Block]",
        "terseLabel": "Warranty accrual",
        "documentation": "Warranty Accrual [Policy Text Block]"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "WeightedAverageNumberDilutedSharesOutstandingAdjustment",
     "calculation": {
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail": {
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0,
       "order": 2.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number Diluted Shares Outstanding Adjustment",
        "terseLabel": "Dilutive effect of stock options and warrants",
        "documentation": "The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation."
       }
      }
     },
     "auth_ref": [
      "r902"
     ]
    },
    "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "WeightedAverageNumberOfDilutedSharesOutstanding",
     "calculation": {
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail": {
       "parentTag": null,
       "weight": null,
       "order": null,
       "root": true
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted",
        "terseLabel": "Diluted",
        "totalLabel": "Weighted-average common shares outstanding \u2013 diluted",
        "documentation": "The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period."
       }
      }
     },
     "auth_ref": [
      "r231",
      "r237"
     ]
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "WeightedAverageNumberOfSharesOutstandingAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted [Abstract]",
        "verboseLabel": "Weighted average common shares outstanding:",
        "terseLabel": "Denominator:"
       }
      }
     },
     "auth_ref": []
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": {
     "xbrltype": "sharesItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "WeightedAverageNumberOfSharesOutstandingBasic",
     "calculation": {
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail": {
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0,
       "order": 1.0
      }
     },
     "presentation": [
      "http://www.birksgroup.com/role/ConsolidatedStatementsOfOperations",
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Basic",
        "terseLabel": "Basic",
        "verboseLabel": "Weighted-average common shares outstanding",
        "documentation": "Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period."
       }
      }
     },
     "auth_ref": [
      "r230",
      "r237"
     ]
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://fasb.org/us-gaap/2023",
     "localname": "WeightedAverageNumberOfSharesOutstandingBasicAbstract",
     "presentation": [
      "http://www.birksgroup.com/role/SignificantAccountingPoliciesBasicAndDilutedEarningsPerCommonShareDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Basic [Abstract]",
        "terseLabel": "Denominator:"
       }
      }
     },
     "auth_ref": []
    },
    "bgi_WellsFargoCanadaCorporationMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "WellsFargoCanadaCorporationMember",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Wells Fargo Canada Corporation [Member]",
        "documentation": "Wells Fargo Canada Corporation."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_WholesaleAndDistributionAgreementMember": {
     "xbrltype": "domainItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "WholesaleAndDistributionAgreementMember",
     "presentation": [
      "http://www.birksgroup.com/role/RelatedPartyTransactionsAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Wholesale and Distribution Agreement [Member]",
        "documentation": "Wholesale nd distribution agreement."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_WorkingCapitalRatio": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "WorkingCapitalRatio",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Working Capital Ratio",
        "terseLabel": "Working capital ratio",
        "documentation": "working capital ratio."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_WorkingCapitalRatioMinimum": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "WorkingCapitalRatioMinimum",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Working Capital Ratio Minimum",
        "terseLabel": "Working capital ratio minimum",
        "documentation": "Working capital ratio minimum."
       }
      }
     },
     "auth_ref": []
    },
    "bgi_WorkingCapitalRatioToBeMaintainedAsPerGuidelines": {
     "xbrltype": "pureItemType",
     "nsuri": "http://www.birksgroup.com/20240330",
     "localname": "WorkingCapitalRatioToBeMaintainedAsPerGuidelines",
     "presentation": [
      "http://www.birksgroup.com/role/BasisOfPresentationAdditionalInformationDetail",
      "http://www.birksgroup.com/role/LongTermDebtAdditionalInformationDetail"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Working Capital Ratio To Be Maintained As Per Guidelines",
        "terseLabel": "Working capital ratio to be maintained as per guidelines",
        "documentation": "Working capital ratio to be maintained as per guidelines."
       }
      }
     },
     "auth_ref": []
    }
   }
  }
 },
 "std_ref": {
  "r0": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "SubTopic": "230",
   "Topic": "830",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481877/830-230-45-1"
  },
  "r1": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "10A",
   "SubTopic": "10",
   "Topic": "220",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-10A"
  },
  "r2": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "10A",
   "Subparagraph": "(a)",
   "SubTopic": "10",
   "Topic": "220",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-10A"
  },
  "r3": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "14",
   "Subparagraph": "(a)",
   "SubTopic": "10",
   "Topic": "230",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-14"
  },
  "r4": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Subparagraph": "(a)",
   "SubTopic": "10",
   "Topic": "230",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-28"
  },
  "r5": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Subparagraph": "(b)",
   "SubTopic": "10",
   "Topic": "230",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-28"
  },
  "r6": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "SubTopic": "10",
   "Topic": "360",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482099/360-10-50-1"
  },
  "r7": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "SubTopic": "20",
   "Topic": "835",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483013/835-20-50-1"
  },
  "r8": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "15",
   "Subparagraph": "(e)",
   "SubTopic": "10",
   "Topic": "740",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-15"
  },
  "r9": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1A",
   "Subparagraph": "(c),(3)",
   "SubTopic": "10",
   "Topic": "810",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-1A"
  },
  "r10": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "SubTopic": "10",
   "Topic": "505",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-2"
  },
  "r11": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "SubTopic": "10",
   "Topic": "718",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r12": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)",
   "SubTopic": "10",
   "Topic": "718",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r13": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2A",
   "Subparagraph": "(a)",
   "SubTopic": "10",
   "Topic": "718",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2A"
  },
  "r14": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(22))",
   "SubTopic": "10",
   "Topic": "210",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r15": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483489/210-10-50-1"
  },
  "r16": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.19(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r17": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.19(b),22(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r18": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.20)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r19": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.21)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r20": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.22(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r21": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.22(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r22": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.22(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r23": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.22)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r24": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.24)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r25": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.29-31)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r26": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "210",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.3,4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r27": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "220",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-14"
  },
  "r28": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "220",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-14A"
  },
  "r29": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "220",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-5"
  },
  "r30": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "14",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-14"
  },
  "r31": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-15"
  },
  "r32": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "15",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-15"
  },
  "r33": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-4"
  },
  "r34": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-1"
  },
  "r35": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-3"
  },
  "r36": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-4"
  },
  "r37": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "230",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-5"
  },
  "r38": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "260",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-1"
  },
  "r39": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "260",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-2"
  },
  "r40": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "280",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "22",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r41": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "280",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "25",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-25"
  },
  "r42": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "280",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "30",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-30"
  },
  "r43": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "280",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-30"
  },
  "r44": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "280",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "31",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-31"
  },
  "r45": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "310",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481962/310-10-50-11B"
  },
  "r46": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "330",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB TOPIC 5.BB)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480581/330-10-S99-2"
  },
  "r47": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "350",
   "SubTopic": "20",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482573/350-20-50-1"
  },
  "r48": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "350",
   "SubTopic": "30",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482686/350-30-45-1"
  },
  "r49": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "350",
   "SubTopic": "30",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482665/350-30-50-1"
  },
  "r50": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "350",
   "SubTopic": "30",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "((a)(1),(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482665/350-30-50-2"
  },
  "r51": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "350",
   "SubTopic": "30",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482665/350-30-50-2"
  },
  "r52": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "360",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482130/360-10-45-4"
  },
  "r53": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "360",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482099/360-10-50-1"
  },
  "r54": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "360",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482099/360-10-50-1"
  },
  "r55": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "470",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481544/470-10-50-5"
  },
  "r56": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "480",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(CFRR 211.02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480244/480-10-S99-1"
  },
  "r57": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "505",
   "SubTopic": "10",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481142/505-10-45-2"
  },
  "r58": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "505",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-10"
  },
  "r59": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "505",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-3"
  },
  "r60": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "505",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-4"
  },
  "r61": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "505",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-5"
  },
  "r62": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "505",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-8"
  },
  "r63": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r64": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r65": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(i)-(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r66": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r67": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r68": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r69": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r70": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "20",
   "Section": "55",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481089/718-20-55-12"
  },
  "r71": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "20",
   "Section": "55",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481089/718-20-55-13"
  },
  "r72": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "40",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480489/718-40-50-1"
  },
  "r73": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "718",
   "SubTopic": "40",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480489/718-40-50-1"
  },
  "r74": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "740",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-3"
  },
  "r75": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "740",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-3"
  },
  "r76": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "740",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-8"
  },
  "r77": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "740",
   "SubTopic": "10",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB TOPIC 6.I.7)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479360/740-10-S99-1"
  },
  "r78": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "805",
   "SubTopic": "20",
   "Section": "55",
   "Paragraph": "14",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479876/805-20-55-14"
  },
  "r79": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "815",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "4A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480434/815-10-50-4A"
  },
  "r80": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "815",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "4B",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480434/815-10-50-4B"
  },
  "r81": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "820",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2"
  },
  "r82": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "835",
   "SubTopic": "30",
   "Section": "45",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482925/835-30-45-1A"
  },
  "r83": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "835",
   "SubTopic": "30",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482925/835-30-45-2"
  },
  "r84": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "835",
   "SubTopic": "30",
   "Section": "45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482925/835-30-45-3"
  },
  "r85": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "835",
   "SubTopic": "30",
   "Section": "55",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482949/835-30-55-8"
  },
  "r86": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "850",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-1"
  },
  "r87": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "850",
   "SubTopic": "10",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-3"
  },
  "r88": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "942",
   "SubTopic": "470",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480848/942-470-50-3"
  },
  "r89": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "942",
   "SubTopic": "470",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480848/942-470-50-3"
  },
  "r90": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Name": "Accounting Standards Codification",
   "Topic": "942",
   "SubTopic": "470",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480848/942-470-50-3"
  },
  "r91": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "205",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//205/tableOfContent"
  },
  "r92": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 201.5-02(24))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r93": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 201.5-02(25))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r94": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 201.5-02(26))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r95": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(19))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r96": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(20))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r97": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(23))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r98": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(28))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r99": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(29))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r100": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(30)(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r101": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(30)(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r102": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(30))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r103": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(31))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r104": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(32))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r105": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(6)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r106": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(6)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r107": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(6)(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r108": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-11"
  },
  "r109": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(12))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2"
  },
  "r110": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(20))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2"
  },
  "r111": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03.1,2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2"
  },
  "r112": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03.2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2"
  },
  "r113": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03.4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2"
  },
  "r114": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03.4,6)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2"
  },
  "r115": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "220",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483613/220-20-50-1"
  },
  "r116": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "13",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-13"
  },
  "r117": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "24",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-24"
  },
  "r118": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-25"
  },
  "r119": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-28"
  },
  "r120": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "235",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//235/tableOfContent"
  },
  "r121": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 4.E)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480418/310-10-S99-2"
  },
  "r122": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "330",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 5.BB)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480581/330-10-S99-2"
  },
  "r123": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482665/350-30-50-2"
  },
  "r124": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "360",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//360/tableOfContent"
  },
  "r125": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "360",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482099/360-10-50-1"
  },
  "r126": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "470",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//470/tableOfContent"
  },
  "r127": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "505",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//505/tableOfContent"
  },
  "r128": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-6"
  },
  "r129": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-7"
  },
  "r130": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.3-04)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480008/505-10-S99-1"
  },
  "r131": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "718",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Section": "50",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r132": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Section": "50",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-12"
  },
  "r133": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Section": "50",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-2"
  },
  "r134": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Section": "50",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-9"
  },
  "r135": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-9"
  },
  "r136": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 6.I.7)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479360/740-10-S99-1"
  },
  "r137": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "810",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//810/tableOfContent"
  },
  "r138": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(11))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1"
  },
  "r139": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(13))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1"
  },
  "r140": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(16))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1"
  },
  "r141": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(23))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1"
  },
  "r142": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(13)(f))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483589/942-220-S99-1"
  },
  "r143": {
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(22))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483589/942-220-S99-1"
  },
  "r144": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "840",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481161/840-30-50-1"
  },
  "r145": {
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef",
   "Topic": "840",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481295/840-40-50-1"
  },
  "r146": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "SubTopic": "20",
   "Topic": "740",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482659/740-20-45-2"
  },
  "r147": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "SubTopic": "10",
   "Topic": "270",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482989/270-10-45-6"
  },
  "r148": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "SubTopic": "360",
   "Topic": "958",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480321/958-360-50-1"
  },
  "r149": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "SubTopic": "360",
   "Topic": "958",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480321/958-360-50-6"
  },
  "r150": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "SubTopic": "360",
   "Topic": "958",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480321/958-360-50-7"
  },
  "r151": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "SubTopic": "10",
   "Topic": "310",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481962/310-10-50-7A"
  },
  "r152": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(b)",
   "SubTopic": "10",
   "Topic": "740",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-9"
  },
  "r153": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(h))",
   "SubTopic": "10",
   "Topic": "235",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r154": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02.22(a)(2))",
   "SubTopic": "10",
   "Topic": "210",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r155": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Section": "1402",
   "Paragraph": "(a)",
   "Publisher": "SEC"
  },
  "r156": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "105",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479343/105-10-65-6"
  },
  "r157": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "105",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479343/105-10-65-6"
  },
  "r158": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "105",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479343/105-10-65-6"
  },
  "r159": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "105",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479343/105-10-65-6"
  },
  "r160": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "105",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479343/105-10-65-6"
  },
  "r161": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483499/205-20-50-1"
  },
  "r162": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "205",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483499/205-20-50-7"
  },
  "r163": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483467/210-10-45-1"
  },
  "r164": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483467/210-10-45-5"
  },
  "r165": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483489/210-10-50-1"
  },
  "r166": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r167": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(13))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r168": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(14))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r169": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(16))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r170": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(17))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r171": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(18))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r172": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(22))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r173": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(27)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r174": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(28))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r175": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(29))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r176": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(3)(a)(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r177": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(30)(a)(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r178": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r179": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(6)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r180": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r181": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(9))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r182": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-1A"
  },
  "r183": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1A",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-1A"
  },
  "r184": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-1B"
  },
  "r185": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-1B"
  },
  "r186": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-1"
  },
  "r187": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-4"
  },
  "r188": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-5"
  },
  "r189": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-6"
  },
  "r190": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2"
  },
  "r191": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(24))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2"
  },
  "r192": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(25))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2"
  },
  "r193": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.5-03(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2"
  },
  "r194": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "17",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-17"
  },
  "r195": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "24",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-24"
  },
  "r196": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-25"
  },
  "r197": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-2"
  },
  "r198": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-8"
  },
  "r199": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483426/235-10-50-1"
  },
  "r200": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r201": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(e)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r202": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(g)(1)(ii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r203": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(h)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r204": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(k)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r205": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(k)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r206": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.12-04(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-3"
  },
  "r207": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "4",
   "Subparagraph": "(SX 210.12-09(Column B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-4"
  },
  "r208": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "4",
   "Subparagraph": "(SX 210.12-09(Column C(1)))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-4"
  },
  "r209": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "4",
   "Subparagraph": "(SX 210.12-09(Column C(2)))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-4"
  },
  "r210": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "4",
   "Subparagraph": "(SX 210.12-09(Column D))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-4"
  },
  "r211": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "4",
   "Subparagraph": "(SX 210.12-09(Column E))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-4"
  },
  "r212": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "23",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-23"
  },
  "r213": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "24",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-24"
  },
  "r214": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-5"
  },
  "r215": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-1"
  },
  "r216": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-1"
  },
  "r217": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-1"
  },
  "r218": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-1"
  },
  "r219": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-11"
  },
  "r220": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-11"
  },
  "r221": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-12"
  },
  "r222": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-3"
  },
  "r223": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-4"
  },
  "r224": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-7"
  },
  "r225": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-7"
  },
  "r226": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-7"
  },
  "r227": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-8"
  },
  "r228": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-9"
  },
  "r229": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "5",
   "Subparagraph": "(SAB Topic 11.M.Q2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480530/250-10-S99-5"
  },
  "r230": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-10"
  },
  "r231": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "16",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-16"
  },
  "r232": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-2"
  },
  "r233": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-3"
  },
  "r234": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "60B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-60B"
  },
  "r235": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "60B",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-60B"
  },
  "r236": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-7"
  },
  "r237": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-1"
  },
  "r238": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-1"
  },
  "r239": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482635/260-10-55-15"
  },
  "r240": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "272",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483014/272-10-45-1"
  },
  "r241": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "272",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482987/272-10-50-1"
  },
  "r242": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "272",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482987/272-10-50-3"
  },
  "r243": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//280/tableOfContent"
  },
  "r244": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "15",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-15"
  },
  "r245": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-21"
  },
  "r246": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-21"
  },
  "r247": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r248": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r249": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r250": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r251": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r252": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r253": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r254": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r255": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r256": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "22",
   "Subparagraph": "(j)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22"
  },
  "r257": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "25",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-25"
  },
  "r258": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "25",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-25"
  },
  "r259": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "26",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-26"
  },
  "r260": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-30"
  },
  "r261": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-30"
  },
  "r262": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-30"
  },
  "r263": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "30",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-30"
  },
  "r264": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "31",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-31"
  },
  "r265": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-32"
  },
  "r266": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-32"
  },
  "r267": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-32"
  },
  "r268": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-32"
  },
  "r269": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-32"
  },
  "r270": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "32",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-32"
  },
  "r271": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "34",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-34"
  },
  "r272": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "40",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-40"
  },
  "r273": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "41",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-41"
  },
  "r274": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "41",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-41"
  },
  "r275": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "41",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-41"
  },
  "r276": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "42",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-42"
  },
  "r277": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481990/310-10-45-2"
  },
  "r278": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481962/310-10-50-4"
  },
  "r279": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481925/310-20-65-2"
  },
  "r280": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "310",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481925/310-20-65-2"
  },
  "r281": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481664/323-10-45-1"
  },
  "r282": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481687/323-10-50-3"
  },
  "r283": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481687/323-10-50-3"
  },
  "r284": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481687/323-10-50-3"
  },
  "r285": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481687/323-10-50-3"
  },
  "r286": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4"
  },
  "r287": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4"
  },
  "r288": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4"
  },
  "r289": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4"
  },
  "r290": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(e)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4"
  },
  "r291": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "4",
   "Subparagraph": "(e)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4"
  },
  "r292": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "5",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-5"
  },
  "r293": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "5",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-5"
  },
  "r294": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "5",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-5"
  },
  "r295": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "5",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-5"
  },
  "r296": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479344/326-20-45-1"
  },
  "r297": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-13"
  },
  "r298": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-13"
  },
  "r299": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-13"
  },
  "r300": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-13"
  },
  "r301": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-14"
  },
  "r302": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "330",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//330/tableOfContent"
  },
  "r303": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "330",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483080/330-10-50-1"
  },
  "r304": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "330",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483080/330-10-50-4"
  },
  "r305": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482573/350-20-50-1"
  },
  "r306": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482573/350-20-50-1"
  },
  "r307": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482573/350-20-50-1"
  },
  "r308": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482573/350-20-50-1"
  },
  "r309": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482573/350-20-50-1"
  },
  "r310": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482573/350-20-50-1"
  },
  "r311": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482573/350-20-50-1"
  },
  "r312": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482573/350-20-50-1"
  },
  "r313": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482573/350-20-50-1"
  },
  "r314": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482665/350-30-50-1"
  },
  "r315": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482665/350-30-50-1"
  },
  "r316": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482665/350-30-50-2"
  },
  "r317": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482665/350-30-50-2"
  },
  "r318": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "360",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482099/360-10-50-3"
  },
  "r319": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "360",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482099/360-10-50-3"
  },
  "r320": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "405",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479468/405-50-50-3"
  },
  "r321": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "405",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479468/405-50-50-3"
  },
  "r322": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "405",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479468/405-50-50-3"
  },
  "r323": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "405",
   "SubTopic": "50",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147477123/405-50-65-1"
  },
  "r324": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482017/420-10-50-1"
  },
  "r325": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482017/420-10-50-1"
  },
  "r326": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "420",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 5.P.4(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479823/420-10-S99-2"
  },
  "r327": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//450-20/tableOfContent"
  },
  "r328": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-1"
  },
  "r329": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-4"
  },
  "r330": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-4"
  },
  "r331": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-9"
  },
  "r332": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-9"
  },
  "r333": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 5.Y.Q2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480102/450-20-S99-1"
  },
  "r334": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 5.Y.Q4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480102/450-20-S99-1"
  },
  "r335": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//450-30/tableOfContent"
  },
  "r336": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "450",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483049/450-30-50-1"
  },
  "r337": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A"
  },
  "r338": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii)(A))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A"
  },
  "r339": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii)(B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A"
  },
  "r340": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(iv))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A"
  },
  "r341": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A"
  },
  "r342": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B"
  },
  "r343": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B"
  },
  "r344": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B"
  },
  "r345": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B"
  },
  "r346": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B"
  },
  "r347": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(C))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B"
  },
  "r348": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(4)(iv))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B"
  },
  "r349": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1B",
   "Subparagraph": "(SX 210.13-02(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B"
  },
  "r350": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r351": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r352": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r353": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r354": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r355": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r356": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r357": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r358": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r359": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1C",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1C"
  },
  "r360": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1C",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1C"
  },
  "r361": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1C",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1C"
  },
  "r362": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1D",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1D"
  },
  "r363": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1D",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1D"
  },
  "r364": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1D",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1D"
  },
  "r365": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1E",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1E"
  },
  "r366": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1E",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1E"
  },
  "r367": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1E",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1E"
  },
  "r368": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1E",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1E"
  },
  "r369": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1F",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1F"
  },
  "r370": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1F",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1F"
  },
  "r371": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1F",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1F"
  },
  "r372": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1F",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1F"
  },
  "r373": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1I",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1I"
  },
  "r374": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1I",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1I"
  },
  "r375": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1I",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1I"
  },
  "r376": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1I",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1I"
  },
  "r377": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-4"
  },
  "r378": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-4"
  },
  "r379": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-6"
  },
  "r380": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13"
  },
  "r381": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13"
  },
  "r382": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13"
  },
  "r383": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13"
  },
  "r384": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13"
  },
  "r385": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13"
  },
  "r386": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13"
  },
  "r387": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-14"
  },
  "r388": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-14"
  },
  "r389": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-14"
  },
  "r390": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "16",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-16"
  },
  "r391": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-18"
  },
  "r392": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-18"
  },
  "r393": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-18"
  },
  "r394": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-18"
  },
  "r395": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-2"
  },
  "r396": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.3-04)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480008/505-10-S99-1"
  },
  "r397": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1"
  },
  "r398": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(n)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1"
  },
  "r399": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480576/715-80-50-5"
  },
  "r400": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "715",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Subparagraph": "(f)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480576/715-80-50-5"
  },
  "r401": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//718/tableOfContent"
  },
  "r402": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "1D",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480483/718-10-35-1D"
  },
  "r403": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480483/718-10-35-2"
  },
  "r404": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480483/718-10-35-3"
  },
  "r405": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r406": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r407": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r408": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r409": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r410": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r411": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r412": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r413": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r414": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r415": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r416": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(04)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r417": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r418": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r419": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r420": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r421": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r422": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r423": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r424": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r425": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r426": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r427": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r428": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r429": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r430": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r431": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(v)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r432": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r433": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r434": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r435": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(h)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r436": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(l)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r437": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "15",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480336/718-10-65-15"
  },
  "r438": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "15",
   "Subparagraph": "(f)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480336/718-10-65-15"
  },
  "r439": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "15",
   "Subparagraph": "(f)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480336/718-10-65-15"
  },
  "r440": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 14.F)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479830/718-10-S99-1"
  },
  "r441": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//740/tableOfContent"
  },
  "r442": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482525/740-10-45-25"
  },
  "r443": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482525/740-10-45-28"
  },
  "r444": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-10"
  },
  "r445": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-12"
  },
  "r446": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-14"
  },
  "r447": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "15",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-15"
  },
  "r448": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "17",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-17"
  },
  "r449": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "19",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-19"
  },
  "r450": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-2"
  },
  "r451": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-2"
  },
  "r452": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "20",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-20"
  },
  "r453": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "21",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-21"
  },
  "r454": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-9"
  },
  "r455": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-9"
  },
  "r456": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482615/740-10-65-8"
  },
  "r457": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482615/740-10-65-8"
  },
  "r458": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482615/740-10-65-8"
  },
  "r459": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "8",
   "Subparagraph": "(d)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482615/740-10-65-8"
  },
  "r460": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB TOPIC 6.I.5.Q1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479360/740-10-S99-1"
  },
  "r461": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB TOPIC 6.I.7)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479360/740-10-S99-1"
  },
  "r462": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 6.I.Fact.1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479360/740-10-S99-1"
  },
  "r463": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 6.I.Fact.2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479360/740-10-S99-1"
  },
  "r464": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 6.I.Fact.4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479360/740-10-S99-1"
  },
  "r465": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SAB Topic 11.C)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479360/740-10-S99-2"
  },
  "r466": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "270",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482526/740-270-50-1"
  },
  "r467": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "740",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482603/740-30-50-2"
  },
  "r468": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "3",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479845/805-20-65-3"
  },
  "r469": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479845/805-20-65-3"
  },
  "r470": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "805",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "3",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479845/805-20-65-3"
  },
  "r471": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481231/810-10-45-25"
  },
  "r472": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "25",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481231/810-10-45-25"
  },
  "r473": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(bb)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-3"
  },
  "r474": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "810",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-3"
  },
  "r475": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r476": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r477": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r478": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r479": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r480": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(h)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r481": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(h)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r482": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(h)(1)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r483": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(h)(1)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r484": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(i)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r485": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(i)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6"
  },
  "r486": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480237/815-40-50-6"
  },
  "r487": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r488": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r489": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r490": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r491": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r492": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r493": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r494": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r495": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(e)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r496": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(e)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r497": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r498": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-2"
  },
  "r499": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "13",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482477/820-10-65-13"
  },
  "r500": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "13",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482477/820-10-65-13"
  },
  "r501": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "28",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482907/825-10-50-28"
  },
  "r502": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482833/825-10-65-6"
  },
  "r503": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482833/825-10-65-6"
  },
  "r504": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482833/825-10-65-6"
  },
  "r505": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "6",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482833/825-10-65-6"
  },
  "r506": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//830/tableOfContent"
  },
  "r507": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "17",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481839/830-10-45-17"
  },
  "r508": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "35",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482014/830-20-35-1"
  },
  "r509": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481956/830-20-45-1"
  },
  "r510": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481926/830-20-50-1"
  },
  "r511": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "17",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-17"
  },
  "r512": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "20",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-20"
  },
  "r513": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "20",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-20"
  },
  "r514": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "20",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-20"
  },
  "r515": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "20",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-20"
  },
  "r516": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481674/830-30-50-1"
  },
  "r517": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481674/830-30-50-2"
  },
  "r518": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "832",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483482/832-10-65-1"
  },
  "r519": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "832",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483482/832-10-65-1"
  },
  "r520": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "835",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482925/835-30-45-3"
  },
  "r521": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "835",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482900/835-30-50-1"
  },
  "r522": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "5",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479832/842-10-65-5"
  },
  "r523": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "5",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479832/842-10-65-5"
  },
  "r524": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "5",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479832/842-10-65-5"
  },
  "r525": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "5",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479832/842-10-65-5"
  },
  "r526": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "40",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479092/842-20-40-1"
  },
  "r527": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479041/842-20-45-1"
  },
  "r528": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479041/842-20-45-1"
  },
  "r529": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479041/842-20-45-2"
  },
  "r530": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479041/842-20-45-5"
  },
  "r531": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479041/842-20-45-5"
  },
  "r532": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-1"
  },
  "r533": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4"
  },
  "r534": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4"
  },
  "r535": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4"
  },
  "r536": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(g)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4"
  },
  "r537": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(g)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4"
  },
  "r538": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(g)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4"
  },
  "r539": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(g)(4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4"
  },
  "r540": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-6"
  },
  "r541": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "848",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483550/848-10-65-2"
  },
  "r542": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "848",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483550/848-10-65-2"
  },
  "r543": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "848",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483550/848-10-65-2"
  },
  "r544": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "848",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(a)(3)(iii)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483550/848-10-65-2"
  },
  "r545": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "848",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(a)(3)(iii)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483550/848-10-65-2"
  },
  "r546": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "850",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//850/tableOfContent"
  },
  "r547": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-1"
  },
  "r548": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-1"
  },
  "r549": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-1"
  },
  "r550": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-1"
  },
  "r551": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-2"
  },
  "r552": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-3"
  },
  "r553": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-6"
  },
  "r554": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "855",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//855/tableOfContent"
  },
  "r555": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "855",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483399/855-10-50-2"
  },
  "r556": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "855",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483399/855-10-50-2"
  },
  "r557": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3"
  },
  "r558": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "910",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482546/910-10-50-6"
  },
  "r559": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "912",
   "SubTopic": "330",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482105/912-330-50-1"
  },
  "r560": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "920",
   "SubTopic": "350",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483256/920-350-50-1"
  },
  "r561": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "920",
   "SubTopic": "350",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483256/920-350-50-1"
  },
  "r562": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "920",
   "SubTopic": "350",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483256/920-350-50-4"
  },
  "r563": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "924",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 11.L)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479941/924-10-S99-1"
  },
  "r564": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "926",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483154/926-20-50-5"
  },
  "r565": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "926",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483194/926-20-65-2"
  },
  "r566": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "926",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483194/926-20-65-2"
  },
  "r567": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "926",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483194/926-20-65-2"
  },
  "r568": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "928",
   "SubTopic": "340",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483147/928-340-50-1"
  },
  "r569": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "15",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-15"
  },
  "r570": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "15",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-15"
  },
  "r571": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "20",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-20"
  },
  "r572": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "20",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-20"
  },
  "r573": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "28",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-28"
  },
  "r574": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "28",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-28"
  },
  "r575": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "33",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-33"
  },
  "r576": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "33",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-33"
  },
  "r577": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "35A",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-35A"
  },
  "r578": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "35A",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-35A"
  },
  "r579": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-8"
  },
  "r580": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "932",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "8",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482274/932-235-50-8"
  },
  "r581": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-03(9))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1"
  },
  "r582": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(26))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483589/942-220-S99-1"
  },
  "r583": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-04(27))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483589/942-220-S99-1"
  },
  "r584": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.9-05(b)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479557/942-235-S99-1"
  },
  "r585": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "942",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480842/942-360-50-1"
  },
  "r586": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(12))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r587": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(16)(a)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r588": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(21))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r589": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(22))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r590": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r591": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r592": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(25))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r593": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(8)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r594": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(8)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r595": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(8))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r596": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(10))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1"
  },
  "r597": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(18))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1"
  },
  "r598": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(22))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1"
  },
  "r599": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(23))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1"
  },
  "r600": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(8))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1"
  },
  "r601": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-04(9))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1"
  },
  "r602": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column A))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r603": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r604": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column C))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r605": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column D))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r606": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column E))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r607": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column F))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r608": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column G))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r609": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column H))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r610": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column I))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r611": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column J))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r612": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-16(Column K))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-1"
  },
  "r613": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column A))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-2"
  },
  "r614": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-2"
  },
  "r615": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column C))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-2"
  },
  "r616": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column D))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-2"
  },
  "r617": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column E))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-2"
  },
  "r618": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-17(Column F))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480149/944-235-S99-2"
  },
  "r619": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7A",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480081/944-40-50-7A"
  },
  "r620": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r621": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r622": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r623": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(f)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r624": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r625": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r626": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r627": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r628": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(2)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r629": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(g)(2)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r630": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(h)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r631": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "2",
   "Subparagraph": "(h)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2"
  },
  "r632": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480424/946-10-50-1"
  },
  "r633": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480424/946-10-50-2"
  },
  "r634": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480424/946-10-50-3"
  },
  "r635": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3"
  },
  "r636": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(h)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3"
  },
  "r637": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(i)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3"
  },
  "r638": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(i)(2)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3"
  },
  "r639": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(i)(2)(ii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3"
  },
  "r640": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-03(i)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3"
  },
  "r641": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480990/946-20-50-11"
  },
  "r642": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480990/946-20-50-13"
  },
  "r643": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480990/946-20-50-2"
  },
  "r644": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480990/946-20-50-5"
  },
  "r645": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480990/946-20-50-6"
  },
  "r646": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "4",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480767/946-205-45-4"
  },
  "r647": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480737/946-205-50-2"
  },
  "r648": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "27",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480737/946-205-50-27"
  },
  "r649": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480737/946-205-50-7"
  },
  "r650": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480737/946-205-50-7"
  },
  "r651": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480737/946-205-50-7"
  },
  "r652": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480737/946-205-50-7"
  },
  "r653": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480737/946-205-50-7"
  },
  "r654": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480737/946-205-50-7"
  },
  "r655": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(g)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480737/946-205-50-7"
  },
  "r656": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "205",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(h)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480737/946-205-50-7"
  },
  "r657": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480555/946-210-45-4"
  },
  "r658": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-1"
  },
  "r659": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-2"
  },
  "r660": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-6"
  },
  "r661": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-6"
  },
  "r662": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-6"
  },
  "r663": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r664": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(12)(b)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r665": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(12)(b)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r666": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(12)(b)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r667": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(13)(a)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r668": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(13)(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r669": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(16)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r670": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(17))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r671": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(19))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r672": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(2)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r673": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(2)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r674": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(3)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r675": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(3)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r676": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(3)(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r677": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(5)(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r678": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(5)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r679": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(6)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r680": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(6)(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r681": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(6)(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r682": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(6)(e))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r683": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(8))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r684": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(9)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r685": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(9)(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r686": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(9)(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r687": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-04(9)(e))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1"
  },
  "r688": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.6-05(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-2"
  },
  "r689": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.6-05(4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-2"
  },
  "r690": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483581/946-220-45-3"
  },
  "r691": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "7",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483581/946-220-45-7"
  },
  "r692": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483580/946-220-50-3"
  },
  "r693": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r694": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(2)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r695": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(2)(c)(2)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r696": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(2)(c)(2)(ii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r697": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(2)(c))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r698": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(2)(e))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r699": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(2)(g)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r700": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r701": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r702": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r703": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r704": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r705": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(a)(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r706": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r707": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r708": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(3))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r709": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r710": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r711": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7)(c)(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r712": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r713": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.6-07(9))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1"
  },
  "r714": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(1)(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3"
  },
  "r715": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(4)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3"
  },
  "r716": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3"
  },
  "r717": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3"
  },
  "r718": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481062/946-235-50-2"
  },
  "r719": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481062/946-235-50-2"
  },
  "r720": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481062/946-235-50-2"
  },
  "r721": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "235",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481062/946-235-50-2"
  },
  "r722": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480833/946-310-45-1"
  },
  "r723": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-12(Column A)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-1"
  },
  "r724": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-12(Column C)(Footnote 5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-1"
  },
  "r725": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-12A(Column A)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-2"
  },
  "r726": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-12A(Column C)(Footnote 4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-2"
  },
  "r727": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 4)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-3"
  },
  "r728": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 4)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-3"
  },
  "r729": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-3"
  },
  "r730": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "6",
   "Subparagraph": "(SX 210.12-14(Column A)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-6"
  },
  "r731": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "6",
   "Subparagraph": "(SX 210.12-14(Column F)(Footnote 7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-6"
  },
  "r732": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481004/946-505-50-1"
  },
  "r733": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481004/946-505-50-2"
  },
  "r734": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481004/946-505-50-2"
  },
  "r735": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481004/946-505-50-2"
  },
  "r736": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481004/946-505-50-2"
  },
  "r737": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "946",
   "SubTopic": "505",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481004/946-505-50-6"
  },
  "r738": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "948",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-29(Footnote 4))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479851/948-310-S99-1"
  },
  "r739": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "954",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481058/954-310-45-1"
  },
  "r740": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "954",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481027/954-310-50-2"
  },
  "r741": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "970",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-28(Column B))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1"
  },
  "r742": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "970",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-28(Column C))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1"
  },
  "r743": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "970",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-28(Column D))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1"
  },
  "r744": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "970",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-28(Column E))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1"
  },
  "r745": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "970",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-28(Column F))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1"
  },
  "r746": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "970",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-28(Column G))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1"
  },
  "r747": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "970",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-28(Column H))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1"
  },
  "r748": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "970",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-28(Column I))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1"
  },
  "r749": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "970",
   "SubTopic": "360",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-28(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1"
  },
  "r750": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "976",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482856/976-310-50-1"
  },
  "r751": {
   "role": "http://www.xbrl.org/2003/role/disclosureRef",
   "Topic": "978",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482707/978-310-50-1"
  },
  "r752": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(e)",
   "SubTopic": "10",
   "Topic": "235",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483426/235-10-50-4"
  },
  "r753": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "13H",
   "Subparagraph": "(a)",
   "SubTopic": "40",
   "Topic": "944",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480046/944-40-55-13H"
  },
  "r754": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "13H",
   "Subparagraph": "(b)",
   "SubTopic": "40",
   "Topic": "944",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480046/944-40-55-13H"
  },
  "r755": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "38",
   "Subparagraph": "(b)",
   "SubTopic": "20",
   "Topic": "805",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479876/805-20-55-38"
  },
  "r756": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483467/210-10-45-1"
  },
  "r757": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483467/210-10-45-1"
  },
  "r758": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(6)(a)(1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r759": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483426/235-10-50-4"
  },
  "r760": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483426/235-10-50-4"
  },
  "r761": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483426/235-10-50-4"
  },
  "r762": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "52",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482635/260-10-55-52"
  },
  "r763": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "31",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-31"
  },
  "r764": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12A",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481933/310-10-55-12A"
  },
  "r765": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "80",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479294/326-20-55-80"
  },
  "r766": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "350",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "24",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482548/350-20-55-24"
  },
  "r767": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r768": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "69B",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481568/470-20-55-69B"
  },
  "r769": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "69C",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481568/470-20-55-69C"
  },
  "r770": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "69E",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481568/470-20-55-69E"
  },
  "r771": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "69F",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481568/470-20-55-69F"
  },
  "r772": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13"
  },
  "r773": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "91",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479777/606-10-55-91"
  },
  "r774": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "91",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479777/606-10-55-91"
  },
  "r775": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "11",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480576/715-80-50-11"
  },
  "r776": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480576/715-80-50-6"
  },
  "r777": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "715",
   "SubTopic": "80",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "8",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480547/715-80-55-8"
  },
  "r778": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r779": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r780": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "53",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479589/842-20-55-53"
  },
  "r781": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "852",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481372/852-10-55-10"
  },
  "r782": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479401/944-30-55-2"
  },
  "r783": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "944",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "29F",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480046/944-40-55-29F"
  },
  "r784": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-1"
  },
  "r785": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-6"
  },
  "r786": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480493/946-210-55-1"
  },
  "r787": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "310",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "1",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480833/946-310-45-1"
  },
  "r788": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.12-12(Column A)(Footnote 2)(i))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-1"
  },
  "r789": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "2",
   "Subparagraph": "(SX 210.12-12A(Column A)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-2"
  },
  "r790": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 1)(a))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-3"
  },
  "r791": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "320",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "6",
   "Subparagraph": "(SX 210.12-14(Column A)(Footnote 2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-6"
  },
  "r792": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "830",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480167/946-830-55-10"
  },
  "r793": {
   "role": "http://www.xbrl.org/2003/role/exampleRef",
   "Topic": "946",
   "SubTopic": "830",
   "Name": "Accounting Standards Codification",
   "Section": "55",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480167/946-830-55-12"
  },
  "r794": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12"
  },
  "r795": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b"
  },
  "r796": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r797": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r798": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 10-K",
   "Number": "249",
   "Section": "310"
  },
  "r799": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Number": "249",
   "Section": "220",
   "Subsection": "f"
  },
  "r800": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "16",
   "Subsection": "J",
   "Paragraph": "a"
  },
  "r801": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1"
  },
  "r802": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i"
  },
  "r803": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "A"
  },
  "r804": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "B"
  },
  "r805": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "C"
  },
  "r806": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "D"
  },
  "r807": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "E"
  },
  "r808": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "ii"
  },
  "r809": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "iii"
  },
  "r810": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Section": "6",
   "Subsection": "F",
   "Paragraph": "2"
  },
  "r811": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 20-F",
   "Subsection": "F",
   "Paragraph": "1",
   "Subparagraph": "ii",
   "Section": "6"
  },
  "r812": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Number": "249",
   "Section": "240",
   "Subsection": "f"
  },
  "r813": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a"
  },
  "r814": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1"
  },
  "r815": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "i"
  },
  "r816": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "ii"
  },
  "r817": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iii"
  },
  "r818": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iv"
  },
  "r819": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "v"
  },
  "r820": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "2"
  },
  "r821": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "a",
   "Subparagraph": "3"
  },
  "r822": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 40-F",
   "Section": "19",
   "Paragraph": "b"
  },
  "r823": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a"
  },
  "r824": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1"
  },
  "r825": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "i"
  },
  "r826": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "ii"
  },
  "r827": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iii"
  },
  "r828": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "iv"
  },
  "r829": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "1",
   "Sentence": "v"
  },
  "r830": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "2"
  },
  "r831": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "a",
   "Subparagraph": "3"
  },
  "r832": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form N-CSR",
   "Section": "18",
   "Paragraph": "b"
  },
  "r833": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Section": "13",
   "Subsection": "a-1"
  },
  "r834": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v"
  },
  "r835": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "1"
  },
  "r836": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "ii"
  },
  "r837": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iii"
  },
  "r838": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "iv"
  },
  "r839": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "2",
   "Subparagraph": "vi"
  },
  "r840": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "3"
  },
  "r841": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "4"
  },
  "r842": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "i"
  },
  "r843": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "ii"
  },
  "r844": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "iii"
  },
  "r845": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "5",
   "Subparagraph": "iv"
  },
  "r846": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "6"
  },
  "r847": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "v",
   "Paragraph": "6",
   "Subparagraph": "i"
  },
  "r848": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w"
  },
  "r849": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1"
  },
  "r850": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i"
  },
  "r851": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "A"
  },
  "r852": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "B"
  },
  "r853": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "C"
  },
  "r854": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "D"
  },
  "r855": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "i",
   "Sentence": "E"
  },
  "r856": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "ii"
  },
  "r857": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "1",
   "Subparagraph": "iii"
  },
  "r858": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "w",
   "Paragraph": "2"
  },
  "r859": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "1"
  },
  "r860": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2"
  },
  "r861": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "A"
  },
  "r862": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "C"
  },
  "r863": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "D"
  },
  "r864": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "E"
  },
  "r865": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "402",
   "Subsection": "x",
   "Paragraph": "2",
   "Subparagraph": "ii",
   "Sentence": "F"
  },
  "r866": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a"
  },
  "r867": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "1"
  },
  "r868": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "A"
  },
  "r869": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "B"
  },
  "r870": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "C"
  },
  "r871": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "a",
   "Paragraph": "2",
   "Subparagraph": "D"
  },
  "r872": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-K",
   "Number": "229",
   "Section": "408",
   "Subsection": "b",
   "Paragraph": "1"
  },
  "r873": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Regulation S-T",
   "Number": "232",
   "Section": "405"
  },
  "r874": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Securities Act",
   "Number": "230",
   "Section": "405"
  },
  "r875": {
   "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef",
   "Topic": "272",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483014/272-10-45-3"
  },
  "r876": {
   "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "10",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-10"
  },
  "r877": {
   "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef",
   "Topic": "855",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483399/855-10-50-3"
  },
  "r878": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "SubTopic": "20",
   "Topic": "842",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-3"
  },
  "r879": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(a)",
   "SubTopic": "20",
   "Topic": "842",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4"
  },
  "r880": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4H",
   "SubTopic": "40",
   "Topic": "944",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480081/944-40-50-4H"
  },
  "r881": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Name": "Accounting Standards Codification",
   "Topic": "705",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//705/tableOfContent"
  },
  "r882": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(10))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r883": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(27)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r884": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(28))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r885": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(6))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r886": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "210",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.5-02(9))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1"
  },
  "r887": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-4"
  },
  "r888": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-5"
  },
  "r889": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "220",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-6"
  },
  "r890": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "14",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-14"
  },
  "r891": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-28"
  },
  "r892": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "230",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "28",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-28"
  },
  "r893": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(d))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r894": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(f))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r895": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(g)(1)(ii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r896": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "235",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.4-08(h)(1)(Note 1))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1"
  },
  "r897": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "23",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-23"
  },
  "r898": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "24",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-24"
  },
  "r899": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "5",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-5"
  },
  "r900": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "250",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-4"
  },
  "r901": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "55",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-55"
  },
  "r902": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "260",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-1"
  },
  "r903": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "280",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "18",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-18"
  },
  "r904": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//310-10/tableOfContent"
  },
  "r905": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "45",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481990/310-10-45-13"
  },
  "r906": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481962/310-10-50-2"
  },
  "r907": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481569/310-20-50-1"
  },
  "r908": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481569/310-20-50-2"
  },
  "r909": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "310",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481569/310-20-50-4"
  },
  "r910": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481687/323-10-50-3"
  },
  "r911": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "323",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481687/323-10-50-3"
  },
  "r912": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "13",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-13"
  },
  "r913": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "326",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "14",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-14"
  },
  "r914": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482665/350-30-50-1"
  },
  "r915": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "350",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482665/350-30-50-2"
  },
  "r916": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "360",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482099/360-10-50-1"
  },
  "r917": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "410",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "10",
   "Subparagraph": "(c)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481931/410-30-50-10"
  },
  "r918": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "9",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-9"
  },
  "r919": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "450",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 5.Y.Q2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480102/450-20-S99-1"
  },
  "r920": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(ii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A"
  },
  "r921": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "470",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1A",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A"
  },
  "r922": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1B",
   "Subparagraph": "(d)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B"
  },
  "r923": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "470",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1D",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1D"
  },
  "r924": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "505",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-2"
  },
  "r925": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "606",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "5",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479806/606-10-50-5"
  },
  "r926": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r927": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r928": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(a)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r929": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r930": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r931": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r932": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r933": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r934": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r935": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r936": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(1)(iv)(04)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r937": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r938": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r939": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r940": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(01)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r941": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(02)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r942": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(c)(2)(iii)(03)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r943": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r944": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(d)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r945": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r946": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(e)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r947": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(i)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r948": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(ii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r949": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(iii)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r950": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(iv)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r951": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "718",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(f)(2)(v)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2"
  },
  "r952": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "720",
   "SubTopic": "35",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "1",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483406/720-35-50-1"
  },
  "r953": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "12",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-12"
  },
  "r954": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-2"
  },
  "r955": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-6"
  },
  "r956": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "740",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SAB Topic 6.I.Fact.4)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479360/740-10-S99-1"
  },
  "r957": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "815",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "65",
   "Paragraph": "1",
   "Subparagraph": "(e)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1"
  },
  "r958": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "820",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Subparagraph": "(bbb)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2"
  },
  "r959": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "825",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "28",
   "Subparagraph": "(f)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147482907/825-10-50-28"
  },
  "r960": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "830",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479424/830-30-S99-1"
  },
  "r961": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4"
  },
  "r962": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "842",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "6",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-6"
  },
  "r963": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "842",
   "SubTopic": "40",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479741/842-40-50-2"
  },
  "r964": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-2"
  },
  "r965": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "850",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-3"
  },
  "r966": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "852",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481404/852-10-50-7"
  },
  "r967": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "852",
   "SubTopic": "10",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "7",
   "Subparagraph": "(b)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481404/852-10-50-7"
  },
  "r968": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3"
  },
  "r969": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3"
  },
  "r970": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "3",
   "Subparagraph": "(c)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3"
  },
  "r971": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)(1)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-4"
  },
  "r972": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)(2)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-4"
  },
  "r973": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "860",
   "SubTopic": "20",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "4",
   "Subparagraph": "(b)(3)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-4"
  },
  "r974": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(16)(a)(2))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r975": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "210",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "1",
   "Subparagraph": "(SX 210.7-03(a)(5))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1"
  },
  "r976": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "944",
   "SubTopic": "30",
   "Name": "Accounting Standards Codification",
   "Section": "50",
   "Paragraph": "2B",
   "Subparagraph": "(a)",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147479432/944-30-50-2B"
  },
  "r977": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(4)(b))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3"
  },
  "r978": {
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef",
   "Topic": "946",
   "SubTopic": "220",
   "Name": "Accounting Standards Codification",
   "Section": "S99",
   "Paragraph": "3",
   "Subparagraph": "(SX 210.6-09(7))",
   "Publisher": "FASB",
   "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3"
  }
 }
}
