{
 "instance": {
  "groy-20220930.htm": {
   "axisCustom": 1,
   "axisStandard": 26,
   "baseTaxonomies": {
    "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full": 445,
    "http://xbrl.sec.gov/dei/2021q4": 50
   },
   "contextCount": 296,
   "dts": {
    "calculationLink": {
     "local": [
      "groy-20220930_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "groy-20220930_def.xml"
     ]
    },
    "inline": {
     "local": [
      "groy-20220930.htm"
     ]
    },
    "labelLink": {
     "local": [
      "groy-20220930_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "groy-20220930_pre.xml"
     ]
    },
    "schema": {
     "local": [
      "groy-20220930.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/dtr/type/nonNumeric-2009-12-16.xsd",
      "http://www.xbrl.org/dtr/type/numeric-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",
      "http://xbrl.ifrs.org/taxonomy/2021-03-24/full_ifrs/full_ifrs-cor_2021-03-24.xsd",
      "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd",
      "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd",
      "https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd",
      "https://xbrl.fasb.org/srt/2021/elts/srt-roles-2021-01-31.xsd",
      "https://xbrl.fasb.org/srt/2021/elts/srt-types-2021-01-31.xsd",
      "https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd",
      "https://xbrl.fasb.org/us-gaap/2021/elts/us-roles-2021-01-31.xsd",
      "https://xbrl.fasb.org/us-gaap/2021/elts/us-types-2021-01-31.xsd",
      "https://xbrl.sec.gov/country/2021/country-2021.xsd",
      "https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd"
     ]
    }
   },
   "elementCount": 791,
   "entityCount": 1,
   "hidden": {
    "http://goldroyalty.com/20220930": 1,
    "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full": 2,
    "http://xbrl.sec.gov/dei/2021q4": 3,
    "total": 6
   },
   "keyCustom": 228,
   "keyStandard": 222,
   "memberCustom": 129,
   "memberStandard": 21,
   "nsprefix": "groy",
   "nsuri": "http://goldroyalty.com/20220930",
   "report": {
    "R1": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "true",
     "longName": "100000 - Document - Cover",
     "menuCat": "Cover",
     "order": "1",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/Cover",
     "shortName": "Cover",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R10": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfShortTermInvestmentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100090 - Disclosure - Short-term investments",
     "menuCat": "Notes",
     "order": "10",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestments",
     "shortName": "Short-term investments",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfShortTermInvestmentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R11": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfPrepaymentsAndOtherReceivablesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100100 - Disclosure - Prepaids and other receivables",
     "menuCat": "Notes",
     "order": "11",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/PrepaidsAndOtherReceivables",
     "shortName": "Prepaids and other receivables",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfPrepaymentsAndOtherReceivablesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R12": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100110 - Disclosure - Royalty and Other Mineral Interests",
     "menuCat": "Notes",
     "order": "12",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterests1",
     "shortName": "Royalty and Other Mineral Interests",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R13": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100130 - Disclosure - Long-term investments",
     "menuCat": "Notes",
     "order": "13",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/Long-termInvestments",
     "shortName": "Long-term investments",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R14": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfInterestsInAssociatesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100140 - Disclosure - Investment in associate",
     "menuCat": "Notes",
     "order": "14",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociate",
     "shortName": "Investment in associate",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfInterestsInAssociatesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R15": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100150 - Disclosure - Derivative liabilities",
     "menuCat": "Notes",
     "order": "15",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilities1",
     "shortName": "Derivative liabilities",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R16": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfBorrowingsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100160 - Disclosure - Bank loan",
     "menuCat": "Notes",
     "order": "16",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoan",
     "shortName": "Bank loan",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfBorrowingsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R17": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfIncomeTaxExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100170 - Disclosure - Income taxes",
     "menuCat": "Notes",
     "order": "17",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxes",
     "shortName": "Income taxes",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfIncomeTaxExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R18": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100180 - Disclosure - Issued capital",
     "menuCat": "Notes",
     "order": "18",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapital1",
     "shortName": "Issued capital",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R19": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:RoyaltyAndOptionIncomeExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100190 - Disclosure - Royalty and option income",
     "menuCat": "Notes",
     "order": "19",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncome1",
     "shortName": "Royalty and option income",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:RoyaltyAndOptionIncomeExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R2": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:CashAndCashEquivalents",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100010 - Statement - Consolidated Statements of Financial Position",
     "menuCat": "Statements",
     "order": "2",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition",
     "shortName": "Consolidated Statements of Financial Position",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "lang": null,
      "name": "ifrs-full:TradeAndOtherCurrentReceivables",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R20": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfFinancialInstrumentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100200 - Disclosure - Financial instruments",
     "menuCat": "Notes",
     "order": "20",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstruments",
     "shortName": "Financial instruments",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfFinancialInstrumentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R21": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfRelatedPartyExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100210 - Disclosure - Related party transactions",
     "menuCat": "Notes",
     "order": "21",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactions1",
     "shortName": "Related party transactions",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfRelatedPartyExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R22": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfOperatingSegmentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100220 - Disclosure - Operating segments",
     "menuCat": "Notes",
     "order": "22",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureOperatingSegments",
     "shortName": "Operating segments",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfOperatingSegmentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R23": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100230 - Disclosure - Subsequent events",
     "menuCat": "Notes",
     "order": "23",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSubsequentEvents",
     "shortName": "Subsequent events",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R24": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DescriptionOfAccountingPolicyForMiningAssetsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100240 - Disclosure - Basis of Preparation and Significant Accounting Policies (Policies)",
     "menuCat": "Policies",
     "order": "24",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies",
     "shortName": "Basis of Preparation and Significant Accounting Policies (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DescriptionOfAccountingPolicyForMiningAssetsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R25": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory",
       "div",
       "ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfFairValueOfFinancialInstrumentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100250 - Disclosure - Basis of Preparation and Significant Accounting Policies (Tables)",
     "menuCat": "Tables",
     "order": "25",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesTables",
     "shortName": "Basis of Preparation and Significant Accounting Policies (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory",
       "div",
       "ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfFairValueOfFinancialInstrumentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R26": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100260 - Disclosure - Acquisition of Ely, Golden Valley and Abitibi (Tables)",
     "menuCat": "Tables",
     "order": "26",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiTables",
     "shortName": "Acquisition of Ely, Golden Valley and Abitibi (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R27": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfCashAndCashEquivalentTableExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100270 - Disclosure - Cash and cash equivalents (Tables)",
     "menuCat": "Tables",
     "order": "27",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/CashAndCashEquivalentsTables",
     "shortName": "Cash and cash equivalents (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfCashAndCashEquivalentTableExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R28": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "groy:DisclosureOfShortTermInvestmentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfDetailedInformationAboutShortTermInvestmentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100280 - Disclosure - Short-term investments (Tables)",
     "menuCat": "Tables",
     "order": "28",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsTables",
     "shortName": "Short-term investments (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "groy:DisclosureOfShortTermInvestmentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfDetailedInformationAboutShortTermInvestmentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R29": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "groy:DisclosureOfPrepaymentsAndOtherReceivablesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfDetailedInformationAboutPrepaidAndOtherReceivablesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100290 - Disclosure - Prepaids and other receivables (Tables)",
     "menuCat": "Tables",
     "order": "29",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosurePrepaidsAndOtherReceivablesTables",
     "shortName": "Prepaids and other receivables (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "groy:DisclosureOfPrepaymentsAndOtherReceivablesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfDetailedInformationAboutPrepaidAndOtherReceivablesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R3": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:Revenue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100020 - Statement - Consolidated Statements of Loss and Comprehensive Loss",
     "menuCat": "Statements",
     "order": "3",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss",
     "shortName": "Consolidated Statements of Loss and Comprehensive Loss",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:Revenue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R30": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "groy:DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfRoyaltiesRollforwardTableExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100300 - Disclosure - Royalty and other mineral interests (Tables)",
     "menuCat": "Tables",
     "order": "30",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsTables",
     "shortName": "Royalty and other mineral interests (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "groy:DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfRoyaltiesRollforwardTableExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R31": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfInterestsInAssociatesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100320 - Disclosure - Investment in associate (Tables)",
     "menuCat": "Tables",
     "order": "31",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateTables",
     "shortName": "Investment in associate (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfInterestsInAssociatesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R32": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_213ba1a5-c639-4ac4-b872-44b39a2929a3",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfMovementsInDerivativeFinancialInstrumentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100330 - Disclosure - Derivative liabilities (Tables)",
     "menuCat": "Tables",
     "order": "32",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesTables",
     "shortName": "Derivative liabilities (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_213ba1a5-c639-4ac4-b872-44b39a2929a3",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfMovementsInDerivativeFinancialInstrumentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R33": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfBorrowingsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100340 - Disclosure - Bank loan (Tables)",
     "menuCat": "Tables",
     "order": "33",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanTables",
     "shortName": "Bank loan (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfBorrowingsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R34": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfIncomeTaxExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfIncomeTaxTableExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100350 - Disclosure - Income taxes (Tables)",
     "menuCat": "Tables",
     "order": "34",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesTables",
     "shortName": "Income taxes (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfIncomeTaxExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfIncomeTaxTableExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R35": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfReservesAndOtherEquityInterestExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100360 - Disclosure - Issued capital (Tables)",
     "menuCat": "Tables",
     "order": "35",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalTables",
     "shortName": "Issued capital (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfReservesAndOtherEquityInterestExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R36": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "groy:RoyaltyAndOptionIncomeExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfRoyaltyAndOptionIncomeGeneratedFromMinesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100370 - Disclosure - Royalty and option income (Tables)",
     "menuCat": "Tables",
     "order": "36",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncomeTables",
     "shortName": "Royalty and option income (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "groy:RoyaltyAndOptionIncomeExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfRoyaltyAndOptionIncomeGeneratedFromMinesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R37": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfRelatedPartyExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100380 - Disclosure - Related party transactions (Tables)",
     "menuCat": "Tables",
     "order": "37",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsTables",
     "shortName": "Related party transactions (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfRelatedPartyExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R38": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfFairValueOfFinancialInstrumentsExplanatory",
       "div",
       "ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory",
       "div",
       "ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_67804772-007a-43fc-9256-d6703f9eeda1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:FinancialClassification",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100390 - Disclosure - Summary of Financial Instruments At Fair Value (Details)",
     "menuCat": "Details",
     "order": "38",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails",
     "shortName": "Summary of Financial Instruments At Fair Value (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfFairValueOfFinancialInstrumentsExplanatory",
       "div",
       "ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory",
       "div",
       "ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_67804772-007a-43fc-9256-d6703f9eeda1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:FinancialClassification",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R39": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory",
       "div",
       "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_aa3c9955-5a4a-47ce-a04f-2b079b8da9da",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:CashTransferred",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100410 - Disclosure - Summary of Fair Value of Assets Acquired and Liabilities Assumed (Details)",
     "menuCat": "Details",
     "order": "39",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails",
     "shortName": "Summary of Fair Value of Assets Acquired and Liabilities Assumed (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_74ffe55d-271d-4bcc-a9a4-a1b92291b3d9",
      "decimals": "-3",
      "lang": null,
      "name": "groy:GrcSharesIssuedToAbitibiAndGoldenValleyShareholders",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R4": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_c4ee16f9-dc92-4e9e-aa5d-dcdccd9a4ebf",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:Equity",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100030 - Statement - Consolidated Statements of Changes in Equity",
     "menuCat": "Statements",
     "order": "4",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity",
     "shortName": "Consolidated Statements of Changes in Equity",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_730a998a-b878-487a-8c9e-239b1f7ff22a",
      "decimals": "-3",
      "lang": null,
      "name": "ifrs-full:Equity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R40": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "div",
       "ifrs-full:DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory",
       "div",
       "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:ConsiderationPaidReceived",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100420 - Disclosure - Summary of Fair Value of Assets Acquired and Liabilities Assumed (Details) (Parenthetical)",
     "menuCat": "Details",
     "order": "40",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical",
     "shortName": "Summary of Fair Value of Assets Acquired and Liabilities Assumed (Details) (Parenthetical)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "div",
       "ifrs-full:DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory",
       "div",
       "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_e6364c5a-f1a2-4973-974f-830e28096da1",
      "decimals": "-3",
      "lang": null,
      "name": "ifrs-full:ConsiderationPaidReceived",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R41": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory",
       "div",
       "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_aa3c9955-5a4a-47ce-a04f-2b079b8da9da",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:CashTransferred",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100430 - Disclosure - Acquisition of Ely, Golden Valley and Abitibi (Details Narrative)",
     "menuCat": "Details",
     "order": "41",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
     "shortName": "Acquisition of Ely, Golden Valley and Abitibi (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_a3011d7f-ae0f-400c-ae97-7482fd995ad4",
      "decimals": "-3",
      "lang": null,
      "name": "groy:WarrantsDeemedToBeExchangedForShares",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R42": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfCashAndCashEquivalentTableExplanatory",
       "div",
       "ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:BalancesWithBanks",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100440 - Disclosure - Summary of Cash and Cash Equivalents (Details)",
     "menuCat": "Details",
     "order": "42",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfCashAndCashEquivalentsDetails",
     "shortName": "Summary of Cash and Cash Equivalents (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfCashAndCashEquivalentTableExplanatory",
       "div",
       "ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:BalancesWithBanks",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R43": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_a7e213f2-6daa-4482-91e1-557d36711a3d",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:CurrentInvestments",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100450 - Disclosure - Summary of Short-term investments (Details)",
     "menuCat": "Details",
     "order": "43",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShorttermInvestmentsDetails",
     "shortName": "Summary of Short-term investments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfDetailedInformationAboutShortTermInvestmentsExplanatory",
       "div",
       "groy:DisclosureOfShortTermInvestmentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_c98d53b6-a8c3-413b-94dd-495b83f438bb",
      "decimals": "-3",
      "lang": null,
      "name": "groy:AcquisitionsThroughBusinessCombinationsOfMarketableSecuritiesShortTermInvestments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R44": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "groy:DisclosureOfShortTermInvestmentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_7e6fa9c1-5972-44ec-8f15-e9f795916c77",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "groy:NumberOfUnitsAcquired",
      "reportCount": 1,
      "unitRef": "U_Unit",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100460 - Disclosure - Short-term investments (Details Narrative)",
     "menuCat": "Details",
     "order": "44",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative",
     "shortName": "Short-term investments (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "groy:DisclosureOfShortTermInvestmentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_7e6fa9c1-5972-44ec-8f15-e9f795916c77",
      "decimals": "-3",
      "lang": null,
      "name": "groy:ShortTermInvestmentsPurchasedCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R45": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfDetailedInformationAboutPrepaidAndOtherReceivablesExplanatory",
       "div",
       "groy:DisclosureOfPrepaymentsAndOtherReceivablesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:IncomeTaxesAndGstReceivable",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100470 - Disclosure - Summary of Prepaids and Other Receivables (Details)",
     "menuCat": "Details",
     "order": "45",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfPrepaidsAndOtherReceivablesDetails",
     "shortName": "Summary of Prepaids and Other Receivables (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfDetailedInformationAboutPrepaidAndOtherReceivablesExplanatory",
       "div",
       "groy:DisclosureOfPrepaymentsAndOtherReceivablesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:IncomeTaxesAndGstReceivable",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R46": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "groy:DisclosureOfPrepaymentsAndOtherReceivablesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:PrepaidInsuranceExpenses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100480 - Disclosure - Prepaids and other receivables (Details Narrative)",
     "menuCat": "Details",
     "order": "46",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/PrepaidsAndOtherReceivablesDetailsNarrative",
     "shortName": "Prepaids and other receivables (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "groy:DisclosureOfPrepaymentsAndOtherReceivablesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:PrepaidInsuranceExpenses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R47": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfRoyaltiesRollforwardTableExplanatory",
       "div",
       "groy:DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_a7e213f2-6daa-4482-91e1-557d36711a3d",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:RoyaltyAndOtherMineralInterests",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100490 - Disclosure - Schedule of Royalty and Other Mineral Interests (Details)",
     "menuCat": "Details",
     "order": "47",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOtherMineralInterestsDetails",
     "shortName": "Schedule of Royalty and Other Mineral Interests (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfRoyaltiesRollforwardTableExplanatory",
       "div",
       "groy:DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "lang": null,
      "name": "groy:RoyaltyAndOtherMineralInterestsAdditions",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R48": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "groy:DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:OptionPaymentReceived",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100500 - Disclosure - Royalty and Other Mineral Interests (Details Narrative)",
     "menuCat": "Details",
     "order": "48",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
     "shortName": "Royalty and Other Mineral Interests (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "groy:DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:OptionPaymentReceived",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R49": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfRoyaltiesTableExplanatory",
       "div",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_a7e213f2-6daa-4482-91e1-557d36711a3d",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:RoyaltyAndOtherMineralInterestCost",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100510 - Disclosure - Summary of Royalty Schedule (Details)",
     "menuCat": "Details",
     "order": "49",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
     "shortName": "Summary of Royalty Schedule (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfRoyaltiesTableExplanatory",
       "div",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "lang": null,
      "name": "groy:RoyaltyAndOtherMineralInterestAdditions",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R5": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:ProfitLoss",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100040 - Statement - Consolidated Statements of Cash Flows",
     "menuCat": "Statements",
     "order": "5",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows",
     "shortName": "Consolidated Statements of Cash Flows",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "lang": null,
      "name": "ifrs-full:AdjustmentsForDepreciationExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R50": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfRoyaltiesRollforwardTableExplanatory",
       "div",
       "groy:DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:RoyaltyAndOtherMineralInterests",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100520 - Disclosure - Summary of Royalty Schedule (Parenthetical) (Details)",
     "menuCat": "Details",
     "order": "50",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleParentheticalDetails",
     "shortName": "Summary of Royalty Schedule (Parenthetical) (Details)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "div",
       "groy:DisclosureOfRoyaltiesTableExplanatory",
       "div",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_107d90ef-e36a-4006-86bf-a6c36aff94fc",
      "decimals": "-3",
      "lang": null,
      "name": "groy:RoyaltyAndOtherMineralInterests",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R51": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfSelectedRoyaltiesOwnByTheCompanyExplanatory",
       "div",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:PropertyDescription",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100530 - Disclosure - Summary of Selected Royalties Own by the Company (Details)",
     "menuCat": "Details",
     "order": "51",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails",
     "shortName": "Summary of Selected Royalties Own by the Company (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfSelectedRoyaltiesOwnByTheCompanyExplanatory",
       "div",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:PropertyDescription",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R52": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_74ffe55d-271d-4bcc-a9a4-a1b92291b3d9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100550 - Disclosure - Long-term investments (Details Narrative)",
     "menuCat": "Details",
     "order": "52",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/Long-termInvestmentsDetailsNarrative",
     "shortName": "Long-term investments (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_1d9184cf-82cf-4e0b-84d1-34cd62d5b811",
      "decimals": "-3",
      "lang": null,
      "name": "ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R53": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "groy:WarrantExercisePrice",
      "reportCount": 1,
      "unitRef": "U_UnitedStatesOfAmericaDollarsShare",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100560 - Disclosure - Investment in associate (Details Narrative)",
     "menuCat": "Details",
     "order": "53",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative",
     "shortName": "Investment in associate (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfInterestsInAssociatesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_5a63707b-37cc-4af8-a861-2e213e236d33",
      "decimals": "4",
      "lang": null,
      "name": "ifrs-full:ProportionOfOwnershipInterestInAssociate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_pure",
      "xsiNil": "false"
     }
    },
    "R54": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesExplanatory",
       "div",
       "ifrs-full:DisclosureOfInterestsInAssociatesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:InvestmentsInAssociatesAcquisition",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100570 - Disclosure - Summary of Changes to Investment in Associates (Details)",
     "menuCat": "Details",
     "order": "54",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfChangesToInvestmentInAssociatesDetails",
     "shortName": "Summary of Changes to Investment in Associates (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesExplanatory",
       "div",
       "ifrs-full:DisclosureOfInterestsInAssociatesExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:InvestmentsInAssociatesAcquisition",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R55": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfMovementsInDerivativeFinancialInstrumentsExplanatory",
       "div",
       "ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_a7e213f2-6daa-4482-91e1-557d36711a3d",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:DerivativeFinancialLiabilities",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100580 - Disclosure - Summary of Movement in Derivative Liabilities (Details)",
     "menuCat": "Details",
     "order": "55",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfMovementInDerivativeLiabilitiesDetails",
     "shortName": "Summary of Movement in Derivative Liabilities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfMovementsInDerivativeFinancialInstrumentsExplanatory",
       "div",
       "ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "lang": null,
      "name": "groy:DerivativeFinancialLiabilitiesOnAcquisitions",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R56": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_74ffe55d-271d-4bcc-a9a4-a1b92291b3d9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:DerivativeLiabilitiesRecognizedAsOfAcquisitionDate",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100590 - Disclosure - Derivative liabilities (Details Narrative)",
     "menuCat": "Details",
     "order": "56",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
     "shortName": "Derivative liabilities (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_ad335103-328e-45ed-997e-4bbb2e2abcfb",
      "decimals": "4",
      "lang": null,
      "name": "groy:ExerciseOfWarrantsPerCommonShare",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     }
    },
    "R57": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfBorrowingsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_cc8a1415-fbab-4604-b8a4-b3ee56494f8c",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:SecuredBankLoansReceived",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100600 - Disclosure - Bank loan (Details Narrative)",
     "menuCat": "Details",
     "order": "57",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
     "shortName": "Bank loan (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfBorrowingsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_cc8a1415-fbab-4604-b8a4-b3ee56494f8c",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:SecuredBankLoansReceived",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R58": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:InterestPaidClassifiedAsFinancingActivities",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100610 - Disclosure - Schedule of Movement of Bank Loan (Details)",
     "menuCat": "Details",
     "order": "58",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails",
     "shortName": "Schedule of Movement of Bank Loan (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory",
       "div",
       "ifrs-full:DisclosureOfBorrowingsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_81f5c99a-36c0-4c4e-8ecd-d38d972a217a",
      "decimals": "-3",
      "lang": null,
      "name": "ifrs-full:ProceedsFromNoncurrentBorrowings",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R59": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:ProfitLossBeforeTax",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100620 - Disclosure - Summary of Reconciliation of Provision for Income Taxes Computed at Combined Canadian Federal and Provincial Statutory Rate to Provision for Income Taxes (Details)",
     "menuCat": "Details",
     "order": "59",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome",
     "shortName": "Summary of Reconciliation of Provision for Income Taxes Computed at Combined Canadian Federal and Provincial Statutory Rate to Provision for Income Taxes (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ifrs-full:DisclosureOfIncomeTaxExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "2",
      "lang": null,
      "name": "ifrs-full:ApplicableTaxRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_pure",
      "xsiNil": "false"
     }
    },
    "R6": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfCorporateInformationExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100050 - Disclosure - Corporate Information",
     "menuCat": "Notes",
     "order": "6",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/CorporateInformation",
     "shortName": "Corporate Information",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "groy:DisclosureOfCorporateInformationExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R60": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfDeferredTaxesExplanatory",
       "div",
       "ifrs-full:DisclosureOfIncomeTaxExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:DeferredTaxAssetsNoncapitalLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100630 - Disclosure - Components of Deferred Income Tax Assets and Liabilities (Details)",
     "menuCat": "Details",
     "order": "60",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails",
     "shortName": "Components of Deferred Income Tax Assets and Liabilities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfDeferredTaxesExplanatory",
       "div",
       "ifrs-full:DisclosureOfIncomeTaxExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:DeferredTaxAssetsNoncapitalLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R61": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfDeferredTaxesNotRecognizedExplanatory",
       "div",
       "ifrs-full:DisclosureOfIncomeTaxExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:DeductedTemporaryDifferencesRecognizedNonCapitalLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100640 - Disclosure - Summary of Deductible Temporary Differences for Which No Deferred Tax Assets Recognized (Details)",
     "menuCat": "Details",
     "order": "61",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfDeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetsRecognizedDetails",
     "shortName": "Summary of Deductible Temporary Differences for Which No Deferred Tax Assets Recognized (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfDeferredTaxesNotRecognizedExplanatory",
       "div",
       "ifrs-full:DisclosureOfIncomeTaxExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:DeductedTemporaryDifferencesRecognizedNonCapitalLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R62": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfIncomeTaxExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "0",
      "first": true,
      "lang": null,
      "name": "ifrs-full:AccountingProfit",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100650 - Disclosure - Income taxes (Details Narrative)",
     "menuCat": "Details",
     "order": "62",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesDetailsNarrative",
     "shortName": "Income taxes (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfIncomeTaxExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "0",
      "first": true,
      "lang": null,
      "name": "ifrs-full:AccountingProfit",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R63": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_859a442e-16ca-4a2b-ac56-c05d5c7c731f",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:ProceedsFromIssueOfOrdinaryShares",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100660 - Disclosure - Issued capital (Details Narrative)",
     "menuCat": "Details",
     "order": "63",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
     "shortName": "Issued capital (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_859a442e-16ca-4a2b-ac56-c05d5c7c731f",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:ProceedsFromIssueOfOrdinaryShares",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R64": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_a7e213f2-6daa-4482-91e1-557d36711a3d",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:Equity",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100680 - Disclosure - Summary of Warrants and Share Options (Details)",
     "menuCat": "Details",
     "order": "64",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails",
     "shortName": "Summary of Warrants and Share Options (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfReservesAndOtherEquityInterestExplanatory",
       "div",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_d8992a2d-9268-4cf8-b66d-c70a079dfa7b",
      "decimals": "-3",
      "lang": null,
      "name": "groy:CommonSharePurchaseWarrantsIssuedToForCashNote12.1",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R65": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory",
       "div",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_a7e213f2-6daa-4482-91e1-557d36711a3d",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "ifrs-full:NumberOfOutstandingShareOptions",
      "reportCount": 1,
      "unitRef": "U_shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100690 - Disclosure - Summary of Share Options Activities (Details)",
     "menuCat": "Details",
     "order": "65",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShareOptionsActivitiesDetails",
     "shortName": "Summary of Share Options Activities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory",
       "div",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "INF",
      "lang": null,
      "name": "groy:ShareOptionsGrantedForExchangeOfPreviousIssuedShareOptions",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     }
    },
    "R66": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfWeightedAverageAssumptionsUsedForEstimationOfFairValueOfShareOptionsTextBlock",
       "div",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "4",
      "first": true,
      "lang": null,
      "name": "ifrs-full:DescriptionOfRiskFreeInterestRateShareOptionsGranted",
      "reportCount": 1,
      "unitRef": "U_pure",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100700 - Disclosure - Summary of Fair Value Assumptions (Details)",
     "menuCat": "Details",
     "order": "66",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAssumptionsDetails",
     "shortName": "Summary of Fair Value Assumptions (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R67": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory",
       "div",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "ifrs-full:NumberOfOutstandingShareOptions",
      "reportCount": 1,
      "unitRef": "U_shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100710 - Disclosure - Summary of Range of Options Outstanding and Exercisable (Details)",
     "menuCat": "Details",
     "order": "67",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails",
     "shortName": "Summary of Range of Options Outstanding and Exercisable (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ifrs-full:DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsExplanatory",
       "div",
       "ifrs-full:DisclosureOfIssuedCapitalExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fdcb30ec-6dc1-40cf-9fec-975d569a23af",
      "decimals": "INF",
      "lang": null,
      "name": "ifrs-full:NumberOfShareOptionsExercisableInSharebasedPaymentArrangement",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     }
    },
    "R68": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfRoyaltyAndOptionIncomeGeneratedFromMinesExplanatory",
       "div",
       "groy:RoyaltyAndOptionIncomeExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:RoyaltyAndOptionIncomeGenerated",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100720 - Disclosure - Schedule of Royalty and Option Income Generated from Mines (Details)",
     "menuCat": "Details",
     "order": "68",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOptionIncomeGeneratedFromMinesDetails",
     "shortName": "Schedule of Royalty and Option Income Generated from Mines (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "groy:DisclosureOfRoyaltyAndOptionIncomeGeneratedFromMinesExplanatory",
       "div",
       "groy:RoyaltyAndOptionIncomeExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:RoyaltyAndOptionIncomeGenerated",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R69": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "groy:RoyaltyAndOptionIncomeExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_e294bce9-80e7-4e52-8978-332926ac233d",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:AdvanceMineralRoyaltyPayment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100730 - Disclosure - Royalty and option income (Details Narrative)",
     "menuCat": "Details",
     "order": "69",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncomeDetailsNarrative",
     "shortName": "Royalty and option income (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "groy:RoyaltyAndOptionIncomeExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_e294bce9-80e7-4e52-8978-332926ac233d",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:AdvanceMineralRoyaltyPayment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R7": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100060 - Disclosure - Basis of Preparation and Significant Accounting Policies",
     "menuCat": "Notes",
     "order": "7",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPolicies",
     "shortName": "Basis of Preparation and Significant Accounting Policies",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R70": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfFinancialInstrumentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_d485ebd2-efb9-46c1-95da-4745e156c871",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:WorkingCapital",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100740 - Disclosure - Financial instruments (Details Narrative)",
     "menuCat": "Details",
     "order": "70",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative",
     "shortName": "Financial instruments (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfFinancialInstrumentsExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_d485ebd2-efb9-46c1-95da-4745e156c871",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:WorkingCapital",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R71": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ifrs-full:DisclosureOfRelatedPartyExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:ManagementSalaries",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100750 - Disclosure - Summary of Key Management Transactions (Details)",
     "menuCat": "Details",
     "order": "71",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfKeyManagementTransactionsDetails",
     "shortName": "Summary of Key Management Transactions (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ifrs-full:DisclosureOfRelatedPartyExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "groy:ManagementSalaries",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R72": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100760 - Disclosure - Related party transactions (Details Narrative)",
     "menuCat": "Details",
     "order": "72",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative",
     "shortName": "Related party transactions (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfRelatedPartyExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_1c035520-5cf1-4b47-9b7c-8197ec7c74db",
      "decimals": "-3",
      "lang": null,
      "name": "ifrs-full:ServicesReceivedRelatedPartyTransactions",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R73": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_8fe1ca17-9942-4582-a218-c741488973ba",
      "decimals": "2",
      "first": true,
      "lang": null,
      "name": "groy:PercentageOfOutstandingCommonShares",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_pure",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100770 - Disclosure - Subsequent Events (Details Narrative)",
     "menuCat": "Details",
     "order": "73",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative",
     "shortName": "Subsequent Events (Details Narrative)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory",
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_8fe1ca17-9942-4582-a218-c741488973ba",
      "decimals": "2",
      "first": true,
      "lang": null,
      "name": "groy:PercentageOfOutstandingCommonShares",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_pure",
      "xsiNil": "false"
     }
    },
    "R8": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100070 - Disclosure - Acquisition of Ely, Golden Valley and Abitibi",
     "menuCat": "Notes",
     "order": "8",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibi",
     "shortName": "Acquisition of Ely, Golden Valley and Abitibi",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfBusinessCombinationsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R9": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100080 - Disclosure - Cash and cash equivalents",
     "menuCat": "Notes",
     "order": "9",
     "role": "http://goldroyalty.com/20220930/taxonomy/role/CashAndCashEquivalents",
     "shortName": "Cash and cash equivalents",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "groy-20220930.htm",
      "contextRef": "C_fa96fd89-1510-4dd0-96dd-041b74383cc9",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    }
   },
   "segmentCount": 154,
   "tag": {
    "dei_AddressTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "An entity may have several addresses for different purposes and this domain represents all such types.",
        "label": "Address Type [Domain]"
       }
      }
     },
     "localname": "AddressTypeDomain",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "domainItemType"
    },
    "dei_AmendmentDescription": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Description of changes contained within amended document.",
        "label": "Amendment Description"
       }
      }
     },
     "localname": "AmendmentDescription",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_AmendmentFlag": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.",
        "label": "Amendment Flag"
       }
      }
     },
     "localname": "AmendmentFlag",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_AnnualInformationForm": {
     "auth_ref": [
      "r234"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag with value true on a form if it is an annual report containing an annual information form.",
        "label": "Annual Information Form"
       }
      }
     },
     "localname": "AnnualInformationForm",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_AuditedAnnualFinancialStatements": {
     "auth_ref": [
      "r234"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag with value true on a form if it is an annual report containing audited financial statements.",
        "label": "Audited Annual Financial Statements"
       }
      }
     },
     "localname": "AuditedAnnualFinancialStatements",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_AuditorFirmId": {
     "auth_ref": [
      "r231",
      "r233",
      "r234"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PCAOB issued Audit Firm Identifier",
        "label": "Auditor Firm ID"
       }
      }
     },
     "localname": "AuditorFirmId",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "nonemptySequenceNumberItemType"
    },
    "dei_AuditorLocation": {
     "auth_ref": [
      "r231",
      "r233",
      "r234"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Auditor Location"
       }
      }
     },
     "localname": "AuditorLocation",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "internationalNameItemType"
    },
    "dei_AuditorName": {
     "auth_ref": [
      "r231",
      "r233",
      "r234"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Auditor Name"
       }
      }
     },
     "localname": "AuditorName",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "internationalNameItemType"
    },
    "dei_BusinessContactMember": {
     "auth_ref": [
      "r233",
      "r234"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business contact for the entity",
        "label": "Business Contact [Member]"
       }
      }
     },
     "localname": "BusinessContactMember",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "domainItemType"
    },
    "dei_CityAreaCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Area code of city",
        "label": "City Area Code"
       }
      }
     },
     "localname": "CityAreaCode",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_ContactPersonnelName": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of contact personnel",
        "label": "Contact Personnel Name"
       }
      }
     },
     "localname": "ContactPersonnelName",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_CountryRegion": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Region code of country",
        "label": "Country Region"
       }
      }
     },
     "localname": "CountryRegion",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_CoverAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cover page.",
        "label": "Cover [Abstract]"
       }
      }
     },
     "localname": "CoverAbstract",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "xbrltype": "stringItemType"
    },
    "dei_CurrentFiscalYearEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "End date of current fiscal year in the format --MM-DD.",
        "label": "Current Fiscal Year End Date"
       }
      }
     },
     "localname": "CurrentFiscalYearEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "gMonthDayItemType"
    },
    "dei_DocumentAccountingStandard": {
     "auth_ref": [
      "r233"
     ],
     "lang": {
      "en-us": {
       "role": {
        "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'.",
        "label": "Document Accounting Standard"
       }
      }
     },
     "localname": "DocumentAccountingStandard",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "accountingStandardItemType"
    },
    "dei_DocumentAnnualReport": {
     "auth_ref": [
      "r231",
      "r233",
      "r234"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as an annual report.",
        "label": "Document Annual Report"
       }
      }
     },
     "localname": "DocumentAnnualReport",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentFiscalPeriodFocus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Document Fiscal Period Focus"
       }
      }
     },
     "localname": "DocumentFiscalPeriodFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "fiscalPeriodItemType"
    },
    "dei_DocumentFiscalYearFocus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Document Fiscal Year Focus"
       }
      }
     },
     "localname": "DocumentFiscalYearFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "gYearItemType"
    },
    "dei_DocumentPeriodEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Document Period End Date"
       }
      }
     },
     "localname": "DocumentPeriodEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentPeriodStartDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The start date of the period covered in the document, in YYYY-MM-DD format.",
        "label": "Document Period Start Date"
       }
      }
     },
     "localname": "DocumentPeriodStartDate",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentQuarterlyReport": {
     "auth_ref": [
      "r232"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as an quarterly report.",
        "label": "Document Quarterly Report"
       }
      }
     },
     "localname": "DocumentQuarterlyReport",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentRegistrationStatement": {
     "auth_ref": [
      "r220"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as a registration statement.",
        "label": "Document Registration Statement"
       }
      }
     },
     "localname": "DocumentRegistrationStatement",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentShellCompanyEventDate": {
     "auth_ref": [
      "r233"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Date of event requiring a shell company report.",
        "label": "Document Shell Company Event Date"
       }
      }
     },
     "localname": "DocumentShellCompanyEventDate",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentShellCompanyReport": {
     "auth_ref": [
      "r233"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true for a Shell Company Report pursuant to section 13 or 15(d) of the Exchange Act.",
        "label": "Document Shell Company Report"
       }
      }
     },
     "localname": "DocumentShellCompanyReport",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentTransitionReport": {
     "auth_ref": [
      "r235"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as a transition report.",
        "label": "Document Transition Report"
       }
      }
     },
     "localname": "DocumentTransitionReport",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentType": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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'.",
        "label": "Document Type"
       }
      }
     },
     "localname": "DocumentType",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "submissionTypeItemType"
    },
    "dei_DocumentsIncorporatedByReferenceTextBlock": {
     "auth_ref": [
      "r223"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Documents incorporated by reference.",
        "label": "Documents Incorporated by Reference [Text Block]"
       }
      }
     },
     "localname": "DocumentsIncorporatedByReferenceTextBlock",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "textBlockItemType"
    },
    "dei_EntityAddressAddressLine1": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name",
        "label": "Entity Address, Address Line One"
       }
      }
     },
     "localname": "EntityAddressAddressLine1",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressAddressLine2": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Address Line 2 such as Street or Suite number",
        "label": "Entity Address, Address Line Two"
       }
      }
     },
     "localname": "EntityAddressAddressLine2",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressAddressLine3": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Address Line 3 such as an Office Park",
        "label": "Entity Address, Address Line Three"
       }
      }
     },
     "localname": "EntityAddressAddressLine3",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressCityOrTown": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the City or Town",
        "label": "Entity Address, City or Town"
       }
      }
     },
     "localname": "EntityAddressCityOrTown",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressCountry": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "ISO 3166-1 alpha-2 country code.",
        "label": "Entity Address, Country"
       }
      }
     },
     "localname": "EntityAddressCountry",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "countryCodeItemType"
    },
    "dei_EntityAddressPostalZipCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Code for the postal or zip code",
        "label": "Entity Address, Postal Zip Code"
       }
      }
     },
     "localname": "EntityAddressPostalZipCode",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressStateOrProvince": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the state or province.",
        "label": "Entity Address, State or Province"
       }
      }
     },
     "localname": "EntityAddressStateOrProvince",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "stateOrProvinceItemType"
    },
    "dei_EntityAddressesAddressTypeAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Entity Addresses, Address Type [Axis]"
       }
      }
     },
     "localname": "EntityAddressesAddressTypeAxis",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_EntityAddressesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Entity Addresses [Line Items]"
       }
      }
     },
     "localname": "EntityAddressesLineItems",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_EntityAddressesTable": {
     "auth_ref": [
      "r222"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Container of address information for the entity",
        "label": "Entity Addresses [Table]"
       }
      }
     },
     "localname": "EntityAddressesTable",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_EntityBankruptcyProceedingsReportingCurrent": {
     "auth_ref": [
      "r226"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For registrants involved in bankruptcy proceedings during the preceding five years, the value Yes indicates that the registrant has filed all documents and reports required to be filed by Section 12, 13 or 15(d) of the Securities Exchange Act of 1934 subsequent to the distribution of securities under a plan confirmed by a court; the value No indicates the registrant has not.  Registrants not involved in bankruptcy proceedings during the preceding five years should not report this element.",
        "label": "Entity Bankruptcy Proceedings, Reporting Current"
       }
      }
     },
     "localname": "EntityBankruptcyProceedingsReportingCurrent",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityCentralIndexKey": {
     "auth_ref": [
      "r222"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.",
        "label": "Entity Central Index Key"
       }
      }
     },
     "localname": "EntityCentralIndexKey",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "centralIndexKeyItemType"
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Entity Common Stock, Shares Outstanding"
       }
      }
     },
     "localname": "EntityCommonStockSharesOutstanding",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "sharesItemType"
    },
    "dei_EntityCurrentReportingStatus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Entity Current Reporting Status"
       }
      }
     },
     "localname": "EntityCurrentReportingStatus",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Entity [Domain]"
       }
      }
     },
     "localname": "EntityDomain",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "dei_EntityEmergingGrowthCompany": {
     "auth_ref": [
      "r222"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate if registrant meets the emerging growth company criteria.",
        "label": "Entity Emerging Growth Company"
       }
      }
     },
     "localname": "EntityEmergingGrowthCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityExTransitionPeriod": {
     "auth_ref": [
      "r239"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate if an emerging growth company has elected not to use the extended transition period for complying with any new or revised financial accounting standards.",
        "label": "Elected Not To Use the Extended Transition Period"
       }
      }
     },
     "localname": "EntityExTransitionPeriod",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityFileNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Entity File Number"
       }
      }
     },
     "localname": "EntityFileNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "fileNumberItemType"
    },
    "dei_EntityFilerCategory": {
     "auth_ref": [
      "r222"
     ],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Entity Filer Category"
       }
      }
     },
     "localname": "EntityFilerCategory",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "filerCategoryItemType"
    },
    "dei_EntityIncorporationStateCountryCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Two-character EDGAR code representing the state or country of incorporation.",
        "label": "Entity Incorporation, State or Country Code"
       }
      }
     },
     "localname": "EntityIncorporationStateCountryCode",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "edgarStateCountryItemType"
    },
    "dei_EntityInteractiveDataCurrent": {
     "auth_ref": [
      "r236"
     ],
     "lang": {
      "en-us": {
       "role": {
        "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).",
        "label": "Entity Interactive Data Current"
       }
      }
     },
     "localname": "EntityInteractiveDataCurrent",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityPrimarySicNumber": {
     "auth_ref": [
      "r234"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Primary Standard Industrial Classification (SIC) Number for the Entity.",
        "label": "Entity Primary SIC Number"
       }
      }
     },
     "localname": "EntityPrimarySicNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "sicNumberItemType"
    },
    "dei_EntityPublicFloat": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.",
        "label": "Entity Public Float"
       }
      }
     },
     "localname": "EntityPublicFloat",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "monetaryItemType"
    },
    "dei_EntityRegistrantName": {
     "auth_ref": [
      "r222"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.",
        "label": "Entity Registrant Name"
       }
      }
     },
     "localname": "EntityRegistrantName",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityShellCompany": {
     "auth_ref": [
      "r222"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act.",
        "label": "Entity Shell Company"
       }
      }
     },
     "localname": "EntityShellCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntitySmallBusiness": {
     "auth_ref": [
      "r222"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates that the company is a Smaller Reporting Company (SRC).",
        "label": "Entity Small Business"
       }
      }
     },
     "localname": "EntitySmallBusiness",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityTaxIdentificationNumber": {
     "auth_ref": [
      "r222"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.",
        "label": "Entity Tax Identification Number"
       }
      }
     },
     "localname": "EntityTaxIdentificationNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "employerIdItemType"
    },
    "dei_EntityVoluntaryFilers": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Entity Voluntary Filers"
       }
      }
     },
     "localname": "EntityVoluntaryFilers",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityWellKnownSeasonedIssuer": {
     "auth_ref": [
      "r237"
     ],
     "lang": {
      "en-us": {
       "role": {
        "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.",
        "label": "Entity Well-known Seasoned Issuer"
       }
      }
     },
     "localname": "EntityWellKnownSeasonedIssuer",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_Extension": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Extension number for local phone number.",
        "label": "Extension"
       }
      }
     },
     "localname": "Extension",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_IcfrAuditorAttestationFlag": {
     "auth_ref": [
      "r231",
      "r233",
      "r234"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "ICFR Auditor Attestation Flag",
        "terseLabel": "ICFR Auditor Attestation Flag"
       }
      }
     },
     "localname": "IcfrAuditorAttestationFlag",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_LegalEntityAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The set of legal entities associated with a report.",
        "label": "Legal Entity [Axis]"
       }
      }
     },
     "localname": "LegalEntityAxis",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_LocalPhoneNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Local phone number for entity.",
        "label": "Local Phone Number"
       }
      }
     },
     "localname": "LocalPhoneNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_NoTradingSymbolFlag": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a security having no trading symbol.",
        "label": "No Trading Symbol Flag"
       }
      }
     },
     "localname": "NoTradingSymbolFlag",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "trueItemType"
    },
    "dei_OtherReportingStandardItemNumber": {
     "auth_ref": [
      "r233"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "\"Item 17\" or \"Item 18\" specified when the basis of accounting is neither US GAAP nor IFRS.",
        "label": "Other Reporting Standard Item Number"
       }
      }
     },
     "localname": "OtherReportingStandardItemNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "otherReportingStandardItemNumberItemType"
    },
    "dei_PreCommencementIssuerTenderOffer": {
     "auth_ref": [
      "r227"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.",
        "label": "Pre-commencement Issuer Tender Offer"
       }
      }
     },
     "localname": "PreCommencementIssuerTenderOffer",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_PreCommencementTenderOffer": {
     "auth_ref": [
      "r228"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.",
        "label": "Pre-commencement Tender Offer"
       }
      }
     },
     "localname": "PreCommencementTenderOffer",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_Security12bTitle": {
     "auth_ref": [
      "r221"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Title of a 12(b) registered security.",
        "label": "Title of 12(b) Security"
       }
      }
     },
     "localname": "Security12bTitle",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "securityTitleItemType"
    },
    "dei_Security12gTitle": {
     "auth_ref": [
      "r225"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Title of a 12(g) registered security.",
        "label": "Title of 12(g) Security"
       }
      }
     },
     "localname": "Security12gTitle",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "securityTitleItemType"
    },
    "dei_SecurityExchangeName": {
     "auth_ref": [
      "r224"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the Exchange on which a security is registered.",
        "label": "Security Exchange Name"
       }
      }
     },
     "localname": "SecurityExchangeName",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "edgarExchangeCodeItemType"
    },
    "dei_SecurityReportingObligation": {
     "auth_ref": [
      "r229"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "15(d), indicating whether the security has a reporting obligation under that section of the Exchange Act.",
        "label": "Security Reporting Obligation"
       }
      }
     },
     "localname": "SecurityReportingObligation",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "securityReportingObligationItemType"
    },
    "dei_SolicitingMaterial": {
     "auth_ref": [
      "r230"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.",
        "label": "Soliciting Material"
       }
      }
     },
     "localname": "SolicitingMaterial",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_TradingSymbol": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Trading symbol of an instrument as listed on an exchange.",
        "label": "Trading Symbol"
       }
      }
     },
     "localname": "TradingSymbol",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "tradingSymbolItemType"
    },
    "dei_WrittenCommunications": {
     "auth_ref": [
      "r238"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.",
        "label": "Written Communications"
       }
      }
     },
     "localname": "WrittenCommunications",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "groy_AbitibiMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Abitibi.",
        "label": "Abitibi [Member]",
        "terseLabel": "Abitibi [Member]"
       }
      }
     },
     "localname": "AbitibiMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_AbitibiRoyaltiesIncMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Abitibi Royalties Inc.",
        "label": "Abitibi Royalties Inc. [Member]",
        "terseLabel": "Abitibi [Member]"
       }
      }
     },
     "localname": "AbitibiRoyaltiesIncMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_AbitibiShareholdersMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Abitibi Shareholders [Member]",
        "label": "Abitibi Shareholders [member]"
       }
      }
     },
     "localname": "AbitibiShareholdersMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_AccountReceivableMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounts Receivable [member]",
        "label": "Account Receivable [Member]"
       }
      }
     },
     "localname": "AccountReceivableMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_AccountsPayablesAndAccruedLiabilitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounts Payable and Accrued Liabilities [member]",
        "label": "Accounts Payables And Accrued Liabilities [Member]"
       }
      }
     },
     "localname": "AccountsPayablesAndAccruedLiabilitiesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_AccountsReceivableRecognisedAsOfAcquisitionDate": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 3.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounts receivable.",
        "label": "AccountsReceivableRecognisedAsOfAcquisitionDate",
        "verboseLabel": "Accounts receivable"
       }
      }
     },
     "localname": "AccountsReceivableRecognisedAsOfAcquisitionDate",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AcquisitionAgreementTerm": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Acquisition agreement term.",
        "label": "Acquisition agreement term",
        "terseLabel": "Term of agreement"
       }
      }
     },
     "localname": "AcquisitionAgreementTerm",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "durationItemType"
    },
    "groy_AcquisitionOfElyFromExplorationForAndEvaluationOfMineralResources": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Acquisition of Ely at exploration for and evaluation of mineral resources.",
        "label": "Acquisition of Ely (Note 3)"
       }
      }
     },
     "localname": "AcquisitionOfElyFromExplorationForAndEvaluationOfMineralResources",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfExplorationAndEvaluationAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AcquisitionOfRoyaltyInterestPerTonne": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Acquisition of royalty interest per tonne.",
        "label": "Acquisition of Royalty Interest Per Tonne",
        "terseLabel": "Acquisition of royalty interest per tonne"
       }
      }
     },
     "localname": "AcquisitionOfRoyaltyInterestPerTonne",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "perUnitItemType"
    },
    "groy_AcquisitionsThroughBusinessCombinationsCashAndMarketableSecurities": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Acquisitions Through Business Combinations Cash and Marketable Securities.",
        "label": "Acquisitions Through Business Combinations Cash and Marketable Securities"
       }
      }
     },
     "localname": "AcquisitionsThroughBusinessCombinationsCashAndMarketableSecurities",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AcquisitionsThroughBusinessCombinationsOfMarketableSecuritiesShortTermInvestments": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Acquisitions through business combinations of marketable securities short-term investments.",
        "label": "Acquisitions Through Business Combinations of Marketable Securities Short-term Investments",
        "terseLabel": "Acquisition of marketable securities in merger with Ely"
       }
      }
     },
     "localname": "AcquisitionsThroughBusinessCombinationsOfMarketableSecuritiesShortTermInvestments",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShorttermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AcquisitionsThroughBusinessCombinationsShortTermInvestmentsOfGoldenValleyAndAbitibi": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Acquisitions through business combinations short term investments of Golden Valley and Abitibi.",
        "label": "Acquisitions Through Business Combinations Short Term Investments of Golden Valley and Abitibi",
        "terseLabel": "Acquisition of Golden Valley and Abitibi"
       }
      }
     },
     "localname": "AcquisitionsThroughBusinessCombinationsShortTermInvestmentsOfGoldenValleyAndAbitibi",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShorttermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdditionalEquityInterestsTransferredByPrivatePlacementParticipation": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additional equity interests transferred by private placement participation.",
        "label": "Additional equity interests transferred by private placement participation",
        "terseLabel": "Additional equity financing"
       }
      }
     },
     "localname": "AdditionalEquityInterestsTransferredByPrivatePlacementParticipation",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdditionalExercisePriceOfPerWarrantsInCash": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additional exercise price of per warrants in cash.",
        "label": "Additional Exercise Price of Per Warrants in Cash",
        "terseLabel": "Additional exercise price of per warrants in cash"
       }
      }
     },
     "localname": "AdditionalExercisePriceOfPerWarrantsInCash",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "groy_AdditionalRoyaltyConsiderationTransferred": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additional royalty consideration transferred",
        "label": "Additional royalty consideration transferred",
        "terseLabel": "Additional royalty financing"
       }
      }
     },
     "localname": "AdditionalRoyaltyConsiderationTransferred",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdditionalSecuredBankLoansToBeAvailable": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additional secured bank loans to be available.",
        "label": "Additional Secured Bank Loans to Be Available",
        "terseLabel": "Additional bank loan available"
       }
      }
     },
     "localname": "AdditionalSecuredBankLoansToBeAvailable",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdditionsOnShortTermInvestment": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additions on short term investment.",
        "label": "Additions On Short Term Investment",
        "terseLabel": "Addition"
       }
      }
     },
     "localname": "AdditionsOnShortTermInvestment",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShorttermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdjustmentsForGainLossOnDilutionOfInvestmentsInAssociates": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 15.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustments for gain (loss) on dilution of investments in associates.",
        "label": "Adjustments for gain (loss) on dilution of investments in associates",
        "negatedLabel": "Dilution gain in associate",
        "terseLabel": "Dilution gain in associate"
       }
      }
     },
     "localname": "AdjustmentsForGainLossOnDilutionOfInvestmentsInAssociates",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdjustmentsForGainLossOnLoanModification": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 3.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustments for gain (loss) on loan modification.",
        "label": "Adjustments for gain (loss) on loan modification",
        "negatedLabel": "Gain on loan modification"
       }
      }
     },
     "localname": "AdjustmentsForGainLossOnLoanModification",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossRoyalty": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 4.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss, royalty.",
        "label": "Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss, royalty",
        "terseLabel": "Impairment of royalty"
       }
      }
     },
     "localname": "AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossRoyalty",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdjustmentsForIncreaseDecreaseInDueToFormerParentCompany": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 19.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustments for decrease (increase) in due to former parent company.",
        "label": "AdjustmentsForIncreaseDecreaseInDueToFormerParentCompany",
        "verboseLabel": "Due to former parent company"
       }
      }
     },
     "localname": "AdjustmentsForIncreaseDecreaseInDueToFormerParentCompany",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdjustmentsForOtherIncome": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 0.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustments for other income.",
        "label": "Adjustments for other income",
        "negatedLabel": "Other income"
       }
      }
     },
     "localname": "AdjustmentsForOtherIncome",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdvanceMineralRoyaltyPayment": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Advance mineral royalty payment.",
        "label": "Advance Mineral Royalty Payment",
        "terseLabel": "Advance mineral royalty payment"
       }
      }
     },
     "localname": "AdvanceMineralRoyaltyPayment",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncomeDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AdvisoryAndConsultingFees": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "label": "Advisory and consulting fees"
       }
      }
     },
     "localname": "AdvisoryAndConsultingFees",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_AfterReportingEventsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "After Reporting Events [Member]",
        "label": "After Reporting Events [Member]"
       }
      }
     },
     "localname": "AfterReportingEventsMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ArrangementTypeAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Arrangement Type [Axis]",
        "label": "Arrangement Type [Axis]",
        "verboseLabel": "ArrangementTypeAxis [Axis]"
       }
      }
     },
     "localname": "ArrangementTypeAxis",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_ArrangementTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Arrangement type.",
        "label": "Arrangement Type [Domain]"
       }
      }
     },
     "localname": "ArrangementTypeDomain",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_AtTheMarketProgramMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "At the Market Program [Member]",
        "label": "At the Market Program [Member]",
        "terseLabel": "At the Market Program [Member]"
       }
      }
     },
     "localname": "AtTheMarketProgramMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BaldMountainJointVentureZoneMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Bald Mountain Joint Venture Zone.",
        "label": "Bald Mountain Joint Venture Zone [member]",
        "terseLabel": "Bald Mountain Joint Venture Zone [member]"
       }
      }
     },
     "localname": "BaldMountainJointVentureZoneMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BaldMountainMineMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Bald Mountain Mine.",
        "label": "Bald Mountain Mine [member]",
        "terseLabel": "Bald Mountain Mine [member]"
       }
      }
     },
     "localname": "BaldMountainMineMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BankLoanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Bank Loan [Member]",
        "label": "Bank Loan [Member]"
       }
      }
     },
     "localname": "BankLoanMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BankLoanNonCurrent": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 4.0,
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Bank loan, non-current.",
        "label": "Bank Loan, Non-current",
        "terseLabel": "Bank loan"
       }
      }
     },
     "localname": "BankLoanNonCurrent",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_BaseRatesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Base rates.",
        "label": "Base Rates [Member]",
        "terseLabel": "Base rate [member]",
        "verboseLabel": "Base Rate [Member]"
       }
      }
     },
     "localname": "BaseRatesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BeauforBeaconMillPerTonneRoyaltyPtrMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Beaufor-beacon mill (Per Tonne Royalty (\"PTR\")).",
        "label": "Beaufor-Beacon Mill (Per Tonne Royalty (\"PTR\")) [Member]"
       }
      }
     },
     "localname": "BeauforBeaconMillPerTonneRoyaltyPtrMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BeauforMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Beaufor.",
        "label": "Beaufor [member]"
       }
      }
     },
     "localname": "BeauforMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BeauforMineMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Beaufor mine.",
        "label": "Beaufor Mine [Member]"
       }
      }
     },
     "localname": "BeauforMineMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BeauforProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Beaufor Project.",
        "label": "Beaufor Project [member]"
       }
      }
     },
     "localname": "BeauforProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BlenderMediaIncMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Blender Media Inc. [member]",
        "label": "Blender Media Inc. [member]"
       }
      }
     },
     "localname": "BlenderMediaIncMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BordenMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Borden.",
        "label": "Borden [Member]",
        "verboseLabel": "Borden"
       }
      }
     },
     "localname": "BordenMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOptionIncomeGeneratedFromMinesDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BordenMineMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Borden mine.",
        "label": "Borden Mine [Member]"
       }
      }
     },
     "localname": "BordenMineMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_BorrowingsMaturityDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Borrowings maturity date.",
        "label": "Borrowings Maturity Date",
        "terseLabel": "Bank loan maturity date"
       }
      }
     },
     "localname": "BorrowingsMaturityDate",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative"
     ],
     "xbrltype": "dateItemType"
    },
    "groy_BusinessAcquisitionSharesIssuedOrIssuable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business acquisition shares issued or issuable.",
        "label": "Business acquisition, shares issued"
       }
      }
     },
     "localname": "BusinessAcquisitionSharesIssuedOrIssuable",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_BusinessAcquisitionTransactionCostsAndChangeOfControlPayments": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business acquisition transaction costs and change of control payments.",
        "label": "Business Acquisition Transaction Costs and Change of Control Payments",
        "terseLabel": "Transaction costs and change of control payments"
       }
      }
     },
     "localname": "BusinessAcquisitionTransactionCostsAndChangeOfControlPayments",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_BusinessAcquisitionsPricePerUnit": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business acquisitions price per unit.",
        "label": "Business Acquisitions Price Per Unit",
        "terseLabel": "Business acquisition price per unit"
       }
      }
     },
     "localname": "BusinessAcquisitionsPricePerUnit",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "perUnitItemType"
    },
    "groy_CanadianMalarticMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Canadian Malartic [Member]",
        "label": "Canadian Malartic [Member]",
        "verboseLabel": "Canadian Malartic"
       }
      }
     },
     "localname": "CanadianMalarticMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOptionIncomeGeneratedFromMinesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_CanadianMalarticOdysseyProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Canadian Malartic Odyssey Project.",
        "label": "Canadian Malartic Odyssey Project [Member]",
        "terseLabel": "Canadian Malartic - Odyssey Project",
        "verboseLabel": "Canadian Malartic - Odyssey Project (1) (underground) [Member]"
       }
      }
     },
     "localname": "CanadianMalarticOdysseyProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_CanadianMalarticPropertyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Canadian malartic property.",
        "label": "Canadian Malartic Property [Member]",
        "terseLabel": "Canadian Malartic Property (open pit) [Member]"
       }
      }
     },
     "localname": "CanadianMalarticPropertyMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_CanadianNetOperatingLossCarryforwards": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Canadian net operating loss carryforwards.",
        "label": "Canadian net operating loss carryforwards"
       }
      }
     },
     "localname": "CanadianNetOperatingLossCarryforwards",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CancellationOfCommonShareIssuedUponIncorporation": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cancellation of common share issued upon incorporation.",
        "label": "Cancellation of common share issued upon incorporation"
       }
      }
     },
     "localname": "CancellationOfCommonShareIssuedUponIncorporation",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CancellationOfCommonShareIssuedUponIncorporationShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cancellation of common share issued upon incorporation, shares.",
        "label": "CancellationOfCommonShareIssuedUponIncorporationShares",
        "negatedLabel": "Cancellation of common share issued upon incorporation",
        "verboseLabel": "Cancellation of common share issued upon incorporation"
       }
      }
     },
     "localname": "CancellationOfCommonShareIssuedUponIncorporationShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_CapitalizedOfExplorationAndEvaluationAssetsCost": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Capitalized of exploration and evaluation assets cost.",
        "label": "Addition"
       }
      }
     },
     "localname": "CapitalizedOfExplorationAndEvaluationAssetsCost",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfExplorationAndEvaluationAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CashAndCashEquivalentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash and Cash Equivalents [member]",
        "label": "Cash And Cash Equivalent [Member]"
       }
      }
     },
     "localname": "CashAndCashEquivalentMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_CashDividendDeclaredPerCommonShare": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash dividend declared per common share.",
        "label": "Cash Dividend Declared Per Common Share",
        "terseLabel": "Quarterly cash dividend declared per common share"
       }
      }
     },
     "localname": "CashDividendDeclaredPerCommonShare",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "groy_CashflowFromAcquiringSubsidiaryClassifiedAsInvestingActivities": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 2.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cashflow from acquiring subsidiary classified as investing activities.",
        "label": "Cashflow From Acquiring Subsidiary Classified As Investing Activities",
        "terseLabel": "Cash acquired through acquisition of Abitibi Royalties Inc. and Golden Valley Mines and Royalties Ltd."
       }
      }
     },
     "localname": "CashflowFromAcquiringSubsidiaryClassifiedAsInvestingActivities",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ChangeInFairValueOfInvestments": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 3.0,
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Change in fair value of investments.",
        "label": "ChangeInFairValueOfInvestments",
        "negatedLabel": "Change in fair value of short-term investments",
        "terseLabel": "Change in fair value of short-term investments"
       }
      }
     },
     "localname": "ChangeInFairValueOfInvestments",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CheechooMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cheechoo.",
        "label": "Cheechoo [Member]"
       }
      }
     },
     "localname": "CheechooMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_CheechooProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cheechoo project.",
        "label": "Cheechoo Project [Member]"
       }
      }
     },
     "localname": "CheechooProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_CommonShareIssuanceCosts": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails": {
       "order": 1.0,
       "parentTag": "groy_NetProceedsFromInitialPublicOffering",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common Share Issuance Costs.",
        "label": "CommonShareIssuanceCosts",
        "negatedLabel": "Common share issuance costs"
       }
      }
     },
     "localname": "CommonShareIssuanceCosts",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CommonSharePurchaseWarrantIssuanceCosts": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails": {
       "order": 2.0,
       "parentTag": "groy_NetProceedsFromInitialPublicOffering",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common Share Purchase Warrant Issuance Costs.",
        "label": "CommonSharePurchaseWarrantIssuanceCosts",
        "negatedLabel": "Common share purchase warrant issuance costs"
       }
      }
     },
     "localname": "CommonSharePurchaseWarrantIssuanceCosts",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CommonSharePurchaseWarrantsIssuedToForCashNote12.1": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common share purchase warrants issued to for cash.",
        "label": "Common share purchase warrants issued to for cash (Note 12.1)",
        "terseLabel": "Common share purchase warrants issued to for cash"
       }
      }
     },
     "localname": "CommonSharePurchaseWarrantsIssuedToForCashNote12.1",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CommonSharesIssuedForMarketingServices": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common shares issued for marketing services.",
        "label": "Common shares issued for marketing services"
       }
      }
     },
     "localname": "CommonSharesIssuedForMarketingServices",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CommonSharesIssuedForMarketingServicesShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common shares issued for marketing services, shares.",
        "label": "Common shares issued for marketing services, shares",
        "verboseLabel": "Stock issued for services, shares"
       }
      }
     },
     "localname": "CommonSharesIssuedForMarketingServicesShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_CommonSharesIssuedToAcquireRoyalties": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common shares issued to acquire royalties.",
        "label": "Common shares issued to acquire royalties"
       }
      }
     },
     "localname": "CommonSharesIssuedToAcquireRoyalties",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CommonSharesIssuedToAcquireRoyaltiesShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common shares issued to acquire royalties, shares.",
        "label": "Common shares issued to acquire royalties, shares"
       }
      }
     },
     "localname": "CommonSharesIssuedToAcquireRoyaltiesShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_CommonSharesIssuedToAcquireSubsidiaries": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common shares issued to acquire subsidiaries, shares.",
        "label": "Common shares issued to acquire, shares"
       }
      }
     },
     "localname": "CommonSharesIssuedToAcquireSubsidiaries",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_CommonSharesIssuedToFormerParentCompanyForCash": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common shares issued to former parent company for cash.",
        "label": "Common shares issued to former parent company for cash"
       }
      }
     },
     "localname": "CommonSharesIssuedToFormerParentCompanyForCash",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CommonSharesIssuedToFormerParentCompanyForCashShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common shares issued to former parent company for cash, shares.",
        "label": "Common shares issued to former parent company for cash, shares"
       }
      }
     },
     "localname": "CommonSharesIssuedToFormerParentCompanyForCashShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_CommonSharesIssuedUponExerciseOfCommonSharePurchaseWarrants": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common shares issued upon exercise of common share purchase warrants.",
        "label": "Common shares issued upon exercise of common share purchase warrants",
        "verboseLabel": "Exercise of Ely Warrants"
       }
      }
     },
     "localname": "CommonSharesIssuedUponExerciseOfCommonSharePurchaseWarrants",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CommonSharesIssuedUponExerciseOfCommonSharePurchaseWarrantsShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common shares issued upon exercise of common share purchase warrants, shares.",
        "label": "Common shares issued upon exercise of common share purchase warrants, shares"
       }
      }
     },
     "localname": "CommonSharesIssuedUponExerciseOfCommonSharePurchaseWarrantsShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_CommonSharesIssuedValueForMarketingServices": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common shares issued value for marketing services.",
        "label": "Common Shares Issued Value for Marketing Services",
        "terseLabel": "Fair value of stock issued for services"
       }
      }
     },
     "localname": "CommonSharesIssuedValueForMarketingServices",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CommonSharesWithoutParValueMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Shares Without Par Value [Member]"
       }
      }
     },
     "localname": "CommonSharesWithoutParValueMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ConsiderationPaid": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Consideration paid.",
        "label": "Consideration Paid",
        "terseLabel": "Exercise price of shares"
       }
      }
     },
     "localname": "ConsiderationPaid",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "groy_ConsiderationReceivedOrReceivable": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Consideration received or receivable.",
        "label": "Consideration Received or Receivable",
        "terseLabel": "Consideration received/receivable"
       }
      }
     },
     "localname": "ConsiderationReceivedOrReceivable",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ConsultingFees": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 2.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Consulting fees.",
        "label": "Consulting fees",
        "negatedLabel": "Consulting fees",
        "verboseLabel": "Consultingl fees"
       }
      }
     },
     "localname": "ConsultingFees",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ConsultingFeesPayable": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "label": "Consulting Fees"
       }
      }
     },
     "localname": "ConsultingFeesPayable",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_CostOfSalesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cost of Sales [abstract]",
        "label": "Cost of sales"
       }
      }
     },
     "localname": "CostOfSalesAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_CoteGoldProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cote gold project.",
        "label": "Cote Gold Project [Member]",
        "terseLabel": "Cote Gold Project [member]"
       }
      }
     },
     "localname": "CoteGoldProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_CoteMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cote.",
        "label": "Cote [Member]"
       }
      }
     },
     "localname": "CoteMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_CroinorGoldProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Croinor Gold Project.",
        "label": "Croinor Gold Project [Member]",
        "terseLabel": "Croinor Gold Project [member]"
       }
      }
     },
     "localname": "CroinorGoldProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_CroinorMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Croinor.",
        "label": "Croinor [member]"
       }
      }
     },
     "localname": "CroinorMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_DeductedTemporaryDifferencesRecognized": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfDeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetsRecognizedDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deducted temporary differences recognized.",
        "label": "Deducted Temporary Differences Recognized",
        "totalLabel": "Deducted temporary differences recognized"
       }
      }
     },
     "localname": "DeductedTemporaryDifferencesRecognized",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfDeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetsRecognizedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeductedTemporaryDifferencesRecognizedMarketableSecurities": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfDeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetsRecognizedDetails": {
       "order": 3.0,
       "parentTag": "groy_DeductedTemporaryDifferencesRecognized",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deducted temporary differences recognized marketable securities.",
        "label": "Deducted Temporary Differences Recognized Marketable Securities",
        "terseLabel": "Marketable securities"
       }
      }
     },
     "localname": "DeductedTemporaryDifferencesRecognizedMarketableSecurities",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfDeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetsRecognizedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeductedTemporaryDifferencesRecognizedNonCapitalLosses": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfDeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetsRecognizedDetails": {
       "order": 0.0,
       "parentTag": "groy_DeductedTemporaryDifferencesRecognized",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deducted temporary differences recognized non-capital losses.",
        "label": "Deducted Temporary Differences Recognized Non-Capital Losses",
        "terseLabel": "Non-capital losses"
       }
      }
     },
     "localname": "DeductedTemporaryDifferencesRecognizedNonCapitalLosses",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfDeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetsRecognizedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeductedTemporaryDifferencesRecognizedOtherDeferredTaxAssets": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfDeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetsRecognizedDetails": {
       "order": 2.0,
       "parentTag": "groy_DeductedTemporaryDifferencesRecognized",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deducted temporary differences recognized other deferred tax Assets",
        "label": "Deducted temporary differences recognized other deferred tax Assets",
        "terseLabel": "Other deferred tax assets"
       }
      }
     },
     "localname": "DeductedTemporaryDifferencesRecognizedOtherDeferredTaxAssets",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfDeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetsRecognizedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeferredTaxAssetCapitalLosses": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred tax asset capital losses.",
        "label": "Deferred Tax Asset Capital Losses",
        "terseLabel": "Capital losses"
       }
      }
     },
     "localname": "DeferredTaxAssetCapitalLosses",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeferredTaxAssetNotRecognized": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome": {
       "order": 0.0,
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred tax asset not recognized.",
        "label": "Deferred tax asset not recognized"
       }
      }
     },
     "localname": "DeferredTaxAssetNotRecognized",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeferredTaxAssetsMarketableSecurities": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails": {
       "order": 6.0,
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Tax Assets Marketable Securities.",
        "label": "Marketable securities"
       }
      }
     },
     "localname": "DeferredTaxAssetsMarketableSecurities",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeferredTaxAssetsNoncapitalLosses": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Tax Assets Non capital Losses.",
        "label": "Non-capital losses"
       }
      }
     },
     "localname": "DeferredTaxAssetsNoncapitalLosses",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeferredTaxAssetsOtherDeferredTaxAssets": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Tax Assets Other Deferred Tax Assets.",
        "label": "Other deferred tax assets"
       }
      }
     },
     "localname": "DeferredTaxAssetsOtherDeferredTaxAssets",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeferredTaxAssetsUndeductedFinancingFees": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails": {
       "order": 0.0,
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Tax Assets Undeducted Financing Fees.",
        "label": "Undeducted financing fees"
       }
      }
     },
     "localname": "DeferredTaxAssetsUndeductedFinancingFees",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeferredTaxLiabilitiesMineralAndRoyaltyInterests": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails": {
       "order": 4.0,
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Tax Liabilities Mineral And Royalty Interests.",
        "label": "Mineral and royalty interests"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesMineralAndRoyaltyInterests",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeferredTaxLiabilitiesOtherDeferredTaxLiabilities": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails": {
       "order": 7.0,
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Tax Liabilities Other Deferred Tax Liabilities.",
        "label": "Other deferred tax liabilities"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesOtherDeferredTaxLiabilities",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DeferredTaxLiabilitiesRoyaltyAssets": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails": {
       "order": 5.0,
       "parentTag": "ifrs-full_DeferredTaxLiabilityAsset",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Tax Liabilities Royalty Assets.",
        "label": "Royalty assets"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesRoyaltyAssets",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DefinitiveAgreementMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Definitive agreement.",
        "label": "Definitive Agreement [member]"
       }
      }
     },
     "localname": "DefinitiveAgreementMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_DepletableRoyaltiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Depletable Royalties.",
        "label": "Depletable Royalties [member]"
       }
      }
     },
     "localname": "DepletableRoyaltiesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleParentheticalDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_DepletionClassifiedAsOperatingActivities": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 17.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Depletion classified as operating activities",
        "label": "Depletion"
       }
      }
     },
     "localname": "DepletionClassifiedAsOperatingActivities",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DepreciationExpenses": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 3.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of depreciation expense. Depreciation is the systematic allocation of depreciable amounts of tangible assets over their useful lives.",
        "label": "Depreciation",
        "negatedLabel": "Depreciation"
       }
      }
     },
     "localname": "DepreciationExpenses",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DerivativeFinancialLiabilitiesOnAcquisitions": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Derivative financial liabilities on acquisitions.",
        "label": "Derivative Financial Liabilities on Acquisitions",
        "terseLabel": "Acquisition of Ely and Abitibi"
       }
      }
     },
     "localname": "DerivativeFinancialLiabilitiesOnAcquisitions",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfMovementInDerivativeLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DerivativeFinancialLiabilitiesOnExerciseOfWarrants": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Derivative financial liabilities on exercise of warrants.",
        "label": "Derivative Financial Liabilities on Exercise of Warrants",
        "negatedLabel": "Exercise of Ely warrants"
       }
      }
     },
     "localname": "DerivativeFinancialLiabilitiesOnExerciseOfWarrants",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfMovementInDerivativeLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DerivativeLiabilitiesRecognizedAsOfAcquisitionDate": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 11.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Derivative liabilities recognized as of acquisition date.",
        "label": "Derivative Liabilities Recognized As Of Acquisition Date",
        "negatedLabel": "Derivative liabilities",
        "terseLabel": "Derivative liabilities",
        "verboseLabel": "Fair value of put and call options on business combination"
       }
      }
     },
     "localname": "DerivativeLiabilitiesRecognizedAsOfAcquisitionDate",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DerivativeLiabilityMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Derivative Liability [member]",
        "label": "Derivative Liability [Member]"
       }
      }
     },
     "localname": "DerivativeLiabilityMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_DescriptionOfAccountingPolicyForRelatedPartyTransactionsExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Description Of Accounting Policy For Related Party Transactions Explanatory.",
        "label": "Related party transactions"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForRelatedPartyTransactionsExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DescriptionOfExpectedLifeShareOptions": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expected life.",
        "label": "Expected life"
       }
      }
     },
     "localname": "DescriptionOfExpectedLifeShareOptions",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "durationItemType"
    },
    "groy_DescriptionOfForfeitureRateShareOptionsGranted": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Description of Forfeiture Rate Share Options Granted.",
        "label": "DescriptionOfForfeitureRateShareOptionsGranted",
        "verboseLabel": "Estimated forfeiture rate"
       }
      }
     },
     "localname": "DescriptionOfForfeitureRateShareOptionsGranted",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAssumptionsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_DescriptionOfSignificantAccountingPolicyJudgmentsAndSourcesOfEstimationUncertaintyExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Description Of Significant Accounting Policy Judgments And Sources Of Estimation Uncertainty Explanatory.",
        "label": "Significant accounting policy judgments and sources of estimation uncertainty"
       }
      }
     },
     "localname": "DescriptionOfSignificantAccountingPolicyJudgmentsAndSourcesOfEstimationUncertaintyExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DilutionGainInAssociate": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 8.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Dilution gain in associate.",
        "label": "Dilution gain in associate",
        "terseLabel": "Dilution gain in associate"
       }
      }
     },
     "localname": "DilutionGainInAssociate",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_DisclosureCorporateInformationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Corporate Information"
       }
      }
     },
     "localname": "DisclosureCorporateInformationAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureOfCashAndCashEquivalentTableExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of Cash and Cash Equivalent Table Explanatory.",
        "label": "Summary of Cash and Cash Equivalents"
       }
      }
     },
     "localname": "DisclosureOfCashAndCashEquivalentTableExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/CashAndCashEquivalentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfCashAndCashEquivalentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of cash and cash equivalents.",
        "label": "Disclosure Of Cash And Cash Equivalents [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfCashAndCashEquivalentsAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureOfCorporateInformationExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure Of Corporate Information Explanatory.",
        "label": "DisclosureOfCorporateInformationExplanatory",
        "verboseLabel": "Corporate Information"
       }
      }
     },
     "localname": "DisclosureOfCorporateInformationExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/CorporateInformation"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfDeferredTaxesNotRecognizedExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure Of Deferred Taxes Not Recognized Explanatory.",
        "label": "Summary of Deductible Temporary Differences Not Recognized",
        "terseLabel": "Summary of Deductible Temporary Differences for Which No Deferred Tax Assets Recognized"
       }
      }
     },
     "localname": "DisclosureOfDeferredTaxesNotRecognizedExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfDerivativeFinancialInstrumentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of derivative financial instruments.",
        "label": "Disclosure Of Derivative Financial Instruments [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfDerivativeFinancialInstrumentsAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureOfDetailedInformationAboutPrepaidAndOtherReceivablesExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of detailed information about prepaid and other receivables explanatory.",
        "label": "Disclosure Of Detailed Information About Prepaid and Other Receivables Explanatory",
        "terseLabel": "Summary of Prepaids and Other Receivables"
       }
      }
     },
     "localname": "DisclosureOfDetailedInformationAboutPrepaidAndOtherReceivablesExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosurePrepaidsAndOtherReceivablesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfDetailedInformationAboutShortTermInvestmentsExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure Of detailed information about short-term investments explanatory.",
        "label": "Disclosure Of Detailed Information About Short-term Investments Explanatory",
        "terseLabel": "Summary of Short-term Investments"
       }
      }
     },
     "localname": "DisclosureOfDetailedInformationAboutShortTermInvestmentsExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfEventsAfterReportingPeriodAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of events after reporting period.",
        "label": "Disclosure of Events After Reporting Period [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfEventsAfterReportingPeriodAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureOfExplorationAndEvaluationAssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of exploration and evaluation assets.",
        "label": "Disclosure Of Exploration And Evaluation Assets [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfExplorationAndEvaluationAssetsAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureOfExplorationAndEvaluationAssetsTableExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Summary of \u00a0Exploration and Evaluation Assets.",
        "label": "Summary of Exploration and Evaluation Assets"
       }
      }
     },
     "localname": "DisclosureOfExplorationAndEvaluationAssetsTableExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/ExplorationAndEvaluationAssetsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfIncomeTaxAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of income tax.",
        "label": "Disclosure Of Income Tax [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfIncomeTaxAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureOfIncomeTaxTableExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure Of Income Tax Table Explanatory.",
        "label": "Summary of Reconciliation of Provision for Income Taxes Computed at Combined Canadian Federal and Provincial Statutory Rate to Provision for Income Taxes"
       }
      }
     },
     "localname": "DisclosureOfIncomeTaxTableExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of investments other than investments accounted for using equity method.",
        "label": "Disclosure Of Investments Other Than Investments Accounted For Using Equity Method [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureOfIssuedCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of issued capital.",
        "label": "Disclosure Of Issued Capital [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfIssuedCapitalAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureOfMovementsInDerivativeFinancialInstrumentsExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure Of Movements In Derivative Financial Instruments Explanatory.",
        "label": "Summary of Movement in Derivative Liabilities"
       }
      }
     },
     "localname": "DisclosureOfMovementsInDerivativeFinancialInstrumentsExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfPrepaymentsAndOtherReceivablesExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure Of Prepayments And Other Receivables Explanatory.",
        "label": "DisclosureOfPrepaymentsAndOtherReceivablesExplanatory",
        "verboseLabel": "Prepaids and other receivables"
       }
      }
     },
     "localname": "DisclosureOfPrepaymentsAndOtherReceivablesExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/PrepaidsAndOtherReceivables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfRelatedPartyAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of related party.",
        "label": "Disclosure Of Related Party [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfRelatedPartyAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureOfRoyaltiesRollforwardTableExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure Of Royalties Rollforward Table Explanatory.",
        "label": "Schedule of Royalties"
       }
      }
     },
     "localname": "DisclosureOfRoyaltiesRollforwardTableExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfRoyaltiesTableExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure Of Royalties Table Explanatory.",
        "label": "Summary of Royalty Schedule"
       }
      }
     },
     "localname": "DisclosureOfRoyaltiesTableExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfRoyaltyAndOptionIncomeGeneratedFromMinesExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of royalty and option income generated from mines explanatory.",
        "label": "Disclosure of Royalty and Option Income Generated from Mines Explanatory",
        "terseLabel": "Schedule of Royalty and Option Income Generated from Mines"
       }
      }
     },
     "localname": "DisclosureOfRoyaltyAndOptionIncomeGeneratedFromMinesExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncomeTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of royalty and other mineral interests explanatory.",
        "label": "Disclosure Of Royalty And Other Mineral Interests Explanatory",
        "terseLabel": "Royalty and other mineral interests"
       }
      }
     },
     "localname": "DisclosureOfRoyaltyAndOtherMineralInterestsExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterests1"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfSelectedRoyaltiesOwnByTheCompanyExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Summary of selected royalties own by the Company.",
        "label": "Summary of Selected Royalties Own by the Company",
        "terseLabel": "Summary of Selected Royalties Own by the Company"
       }
      }
     },
     "localname": "DisclosureOfSelectedRoyaltiesOwnByTheCompanyExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfShortTermInvestmentsExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure Of Short Term Investments Explanatory.",
        "label": "DisclosureOfShortTermInvestmentsExplanatory",
        "verboseLabel": "Short-term investments"
       }
      }
     },
     "localname": "DisclosureOfShortTermInvestmentsExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestments"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosureOfWeightedAverageAssumptionsUsedForEstimationOfFairValueOfShareOptionsTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of Weighted Average Assumptions Used for Estimation of Fair Value of Share Options [Text Block]",
        "label": "Summary of Fair Value Assumptions"
       }
      }
     },
     "localname": "DisclosureOfWeightedAverageAssumptionsUsedForEstimationOfFairValueOfShareOptionsTextBlock",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_DisclosurePrepaidsAndOtherReceivablesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Prepaids And Other Receivables"
       }
      }
     },
     "localname": "DisclosurePrepaidsAndOtherReceivablesAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureRoyaltiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule Of Royalties",
        "verboseLabel": "Royalties"
       }
      }
     },
     "localname": "DisclosureRoyaltiesAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DisclosureShorttermInvestmentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Short-term Investments"
       }
      }
     },
     "localname": "DisclosureShorttermInvestmentsAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_DispositionsShortTermInvestments": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Dispositions short-term investments.",
        "label": "Dispositions Short-term Investments",
        "negatedLabel": "Dispositions"
       }
      }
     },
     "localname": "DispositionsShortTermInvestments",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShorttermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_EldoradoProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Eldorado Project.",
        "label": "Eldorado Project [member]",
        "terseLabel": "Eldorado Project [member]"
       }
      }
     },
     "localname": "EldoradoProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ElyGoldRoyaltiesIncMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ely Gold Royalties Inc. [member].",
        "label": "Ely Gold Royalties Inc [member]"
       }
      }
     },
     "localname": "ElyGoldRoyaltiesIncMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ElyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ely [Member]",
        "label": "Ely [member]"
       }
      }
     },
     "localname": "ElyMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ElySharesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ely Shares.",
        "label": "Ely Shares [member]"
       }
      }
     },
     "localname": "ElySharesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ElyWarrantMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ely Warrant [Member]",
        "label": "Ely Warrant [member]"
       }
      }
     },
     "localname": "ElyWarrantMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ElyWarrantsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ely Warrants.",
        "label": "Ely Warrants [member]"
       }
      }
     },
     "localname": "ElyWarrantsMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_EstimatedAsPercentageShareOptionsForfeited": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Estimated forfeiture rate.",
        "label": "Estimated forfeiture rate"
       }
      }
     },
     "localname": "EstimatedAsPercentageShareOptionsForfeited",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_EstimatedForfeitureRateMeasurementInputMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Estimated forfeiture rate.",
        "label": "Estimated forfeiture rate [member]"
       }
      }
     },
     "localname": "EstimatedForfeitureRateMeasurementInputMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ExerciseOfWarrantsPerCommonShare": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exercise of warrants per common share.",
        "label": "Exercise of Warrants per Common Share",
        "terseLabel": "Exercise of warrants per common share"
       }
      }
     },
     "localname": "ExerciseOfWarrantsPerCommonShare",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_ExercisePriceRangeFiveMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exercise price range five.",
        "label": "Exercise Price Range Five [Member]",
        "terseLabel": "Exercise Price Range 5 [Member]"
       }
      }
     },
     "localname": "ExercisePriceRangeFiveMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ExercisePriceRangeFourMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exercise price range four.",
        "label": "Exercise Price Range Four [Member]",
        "terseLabel": "Exercise Price Range 4 [Member]"
       }
      }
     },
     "localname": "ExercisePriceRangeFourMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ExercisePriceRangeOneMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exercise Price Range 1 [Member]",
        "label": "Exercise Price Range 1 [Member]"
       }
      }
     },
     "localname": "ExercisePriceRangeOneMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ExercisePriceRangeThreeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exercise Price Range 3 [Member]",
        "label": "Exercise Price Range 3 [Member]"
       }
      }
     },
     "localname": "ExercisePriceRangeThreeMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ExercisePriceRangeTwoMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exercise Price Range 2 [Member]",
        "label": "Exercise Price Range 2 [Member]"
       }
      }
     },
     "localname": "ExercisePriceRangeTwoMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ExpectedDividendYieldRateMeasurementInputMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expected dividend yield.",
        "label": "Expected dividend yield [member]"
       }
      }
     },
     "localname": "ExpectedDividendYieldRateMeasurementInputMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ExpectedLifeOfWarrant": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expected life.",
        "label": "Expected Life Of Warrant"
       }
      }
     },
     "localname": "ExpectedLifeOfWarrant",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "durationItemType"
    },
    "groy_ExpectedLifeShareOptionsGranted": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expected Life Share Options Granted.",
        "label": "Expected life (years)"
       }
      }
     },
     "localname": "ExpectedLifeShareOptionsGranted",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAssumptionsDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "groy_ExpenseFromSharebasedPaymentsTransactionsWithEmployees": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 4.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expense From Share based Payments Transactions With Employees.",
        "label": "Share-based compensation",
        "negatedLabel": "Share-based compensation"
       }
      }
     },
     "localname": "ExpenseFromSharebasedPaymentsTransactionsWithEmployees",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ExpireBetweenTwoThousandThirtyFourAndTwoThousandThirtySevenMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expire between 2034 and 2037.",
        "label": "Expire between 2034 and 2037 [Member]"
       }
      }
     },
     "localname": "ExpireBetweenTwoThousandThirtyFourAndTwoThousandThirtySevenMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ExpireBetweenTwoThousandThirtyFourAndTwoThousandThirtySixMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expire between two thousand thirty four and two thousand thirty six.",
        "label": "Expire Between Two Thousand Thirty Four And Two Thousand Thirty Six [Member]",
        "terseLabel": "Expire between 2034 and 2036 [Member]"
       }
      }
     },
     "localname": "ExpireBetweenTwoThousandThirtyFourAndTwoThousandThirtySixMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_FairValueAllocationToCommonSharePurchaseWarrants": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value Allocation To Common Share Purchase Warrants.",
        "label": "Fair value allocation to common share purchase warrants"
       }
      }
     },
     "localname": "FairValueAllocationToCommonSharePurchaseWarrants",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_FairValueAllocationToCommonShares": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value Allocation To Common Shares.",
        "label": "Fair value allocation to common shares purchase warrants"
       }
      }
     },
     "localname": "FairValueAllocationToCommonShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_FairValueChangeDueToForeignExchangeShortTermInvestments": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value change due to foreign exchange short-term investments.",
        "label": "Fair Value Change Due to Foreign Exchange Short-term Investments",
        "terseLabel": "Fair value change due to foreign exchange"
       }
      }
     },
     "localname": "FairValueChangeDueToForeignExchangeShortTermInvestments",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShorttermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_FairValueChangeDueToPriceChangeShortTermInvestments": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value change due to price change short-term investments.",
        "label": "Fair Value Change Due to Price Change Short-term Investments",
        "terseLabel": "Fair value change due to price change"
       }
      }
     },
     "localname": "FairValueChangeDueToPriceChangeShortTermInvestments",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShorttermInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_FairValueChangeInWarrantLiability": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome": {
       "order": 2.0,
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value Change In Warrant Liability.",
        "label": "Fair value change in warrant liability"
       }
      }
     },
     "localname": "FairValueChangeInWarrantLiability",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_FairValueOfCommonShares": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails": {
       "order": 0.0,
       "parentTag": "groy_TotalGrossProceedsFromIpo",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value Of Common Shares.",
        "label": "Fair value of common shares"
       }
      }
     },
     "localname": "FairValueOfCommonShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_FairValueOfCommonsSharePurchaseWarrants": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails": {
       "order": 1.0,
       "parentTag": "groy_TotalGrossProceedsFromIpo",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value Of Commons Share Purchase Warrants.",
        "label": "Fair value of commons share purchase warrants"
       }
      }
     },
     "localname": "FairValueOfCommonsSharePurchaseWarrants",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_FairValueOfSharesIssuedForAcquisition": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of shares issued for acquisition.",
        "label": "Fair Value of Shares Issued for Acquisition",
        "terseLabel": "Fair value of shares issued for acquisition"
       }
      }
     },
     "localname": "FairValueOfSharesIssuedForAcquisition",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_FenelonGoldPropertyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fenelon Gold Property [Member]",
        "label": "Fenelon Gold Property [Member]"
       }
      }
     },
     "localname": "FenelonGoldPropertyMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_FenelonMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fenelon.",
        "label": "Fenelon [member]"
       }
      }
     },
     "localname": "FenelonMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_FinancialClassification": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial classification.",
        "label": "Financial classification"
       }
      }
     },
     "localname": "FinancialClassification",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_FunctionalCurrencyTranslationRoyalties": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Functional currency translation.",
        "label": "Functional currency translation"
       }
      }
     },
     "localname": "FunctionalCurrencyTranslationRoyalties",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_GRCSharesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "GRC Shares.",
        "label": "GRC Shares [member]"
       }
      }
     },
     "localname": "GRCSharesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GainLossOnLoanModification": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gain loss on loan modification.",
        "label": "Gain Loss on Loan Modification",
        "negatedLabel": "Gain on loan modification"
       }
      }
     },
     "localname": "GainLossOnLoanModification",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_GainOnLoanModification": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 4.0,
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gain on loan modification.",
        "label": "Gain on Loan Modification",
        "terseLabel": "Gain on loan modification"
       }
      }
     },
     "localname": "GainOnLoanModification",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_GainsLossesOnChangeInFairValueOfDerivativesOnAcquisition": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of derivative liability assumed on Ely acquisition.",
        "label": "Fair value of derivative liability assumed on Ely acquisition (Note 3)",
        "terseLabel": "Acquisition of Ely and Abitibi"
       }
      }
     },
     "localname": "GainsLossesOnChangeInFairValueOfDerivativesOnAcquisition",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfMovementInDerivativeLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_GoldMiningIncMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gold Mining Inc.",
        "label": "Gold Mining Inc [member]"
       }
      }
     },
     "localname": "GoldMiningIncMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GoldMiningMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "GoldMining.",
        "label": "GoldMining [member]"
       }
      }
     },
     "localname": "GoldMiningMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GoldMiningOptionsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gold Mining Options [Member]",
        "label": "Gold Mining Options [Member]"
       }
      }
     },
     "localname": "GoldMiningOptionsMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GoldRockMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gold Rock.",
        "label": "Gold Rock [member]"
       }
      }
     },
     "localname": "GoldRockMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GoldRockProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gold Rock Project.",
        "label": "Gold Rock Project [Member]"
       }
      }
     },
     "localname": "GoldRockProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GoldenValleyAndAbitibiMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Golden Valley and Abitibi [Member]",
        "label": "Golden Valley and Abitibi [Member]",
        "terseLabel": "Golden Valley and Abitibi [member]"
       }
      }
     },
     "localname": "GoldenValleyAndAbitibiMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GoldenValleyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Golden Valley.",
        "label": "Golden Valley [Member]",
        "terseLabel": "Golden Valley [Member]"
       }
      }
     },
     "localname": "GoldenValleyMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GoldenValleyMinesAndRoyaltiesLtdMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Golden Valley Mines and Royalties Ltd.",
        "label": "Golden Valley Mines and Royalties Ltd. [Member]",
        "terseLabel": "Golden Valley [Member]"
       }
      }
     },
     "localname": "GoldenValleyMinesAndRoyaltiesLtdMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GoldenValleyShareMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Golden Valley Share.",
        "label": "Golden Valley Share [Member]"
       }
      }
     },
     "localname": "GoldenValleyShareMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GoldenValleyShareholdersAndAbitibiShareholdersMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Golden Valley Shareholders &amp; Abitibi Shareholders [Member]",
        "label": "Golden Valley Shareholders &amp; Abitibi Shareholders [Member]",
        "terseLabel": "Golden Valley Shareholders &amp; Abitibi Shareholders [member]"
       }
      }
     },
     "localname": "GoldenValleyShareholdersAndAbitibiShareholdersMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GoldenValleyShareholdersMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Golden Valley Shareholders [member]",
        "label": "Golden Valley Shareholders [member]"
       }
      }
     },
     "localname": "GoldenValleyShareholdersMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GovernmentLoanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Government Loan [Member]",
        "label": "Government Loan [Member]"
       }
      }
     },
     "localname": "GovernmentLoanMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GovernmentLoanNonCurrent": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 3.0,
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Government loan, non-current.",
        "label": "Government Loan, Non-current",
        "terseLabel": "Government loan"
       }
      }
     },
     "localname": "GovernmentLoanNonCurrent",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_GovernmentLoanRecognizedAsOfAcquisitionDate": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 13.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Government loan recognized as of acquisition date.",
        "label": "Government Loan Recognized As Of Acquisition Date",
        "negatedLabel": "Government loan",
        "terseLabel": "Government loan"
       }
      }
     },
     "localname": "GovernmentLoanRecognizedAsOfAcquisitionDate",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_GraniteCreekMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Granite Creek.",
        "label": "Granite Creek [Member]"
       }
      }
     },
     "localname": "GraniteCreekMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GraniteCreekMineMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Granite Creek Mine.",
        "label": "Granite Creek Mine [member]",
        "terseLabel": "Granite Creek Mine [member]"
       }
      }
     },
     "localname": "GraniteCreekMineMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_GrcSharesIssuedToAbitibiAndGoldenValleyShareholders": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 3.0,
       "parentTag": "ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "GRC Shares Issued To Abitibi And Golden Valley Shareholders",
        "label": "GRC Shares Issued To Abitibi And Golden Valley Shareholders",
        "terseLabel": "GRC Shares issued to Abitibi and Golden Valley Shareholders"
       }
      }
     },
     "localname": "GrcSharesIssuedToAbitibiAndGoldenValleyShareholders",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_GrcSharesIssuedToElyShareholders": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 1.0,
       "parentTag": "ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "GRC Shares issued to Ely shareholders.",
        "label": "GRC Shares issued to Ely shareholders(1)",
        "verboseLabel": "Shares issued for acquisition, fair value"
       }
      }
     },
     "localname": "GrcSharesIssuedToElyShareholders",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_GrossProceedsFromSharesIssuedToPurchaseWarrants": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gross Proceeds From Shares Issued To Purchase Warrants.",
        "label": "Gross proceeds from shares issued to purchase warrants"
       }
      }
     },
     "localname": "GrossProceedsFromSharesIssuedToPurchaseWarrants",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_HogRanchMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Hog Ranch.",
        "label": "Hog Ranch [member]"
       }
      }
     },
     "localname": "HogRanchMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_HogRanchProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Hog Ranch Project.",
        "label": "Hog Ranch Project [Member]"
       }
      }
     },
     "localname": "HogRanchProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_IEightyGoldCorporationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "i-eighty Gold Corporation.",
        "label": "i-eighty Gold Corporation [member]",
        "terseLabel": "i-80 Gold Corp., [member]"
       }
      }
     },
     "localname": "IEightyGoldCorporationMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_IfrsStatementLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "IfrsStatementLineItems [Line Items]"
       }
      }
     },
     "localname": "IfrsStatementLineItems",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleParentheticalDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/Long-termInvestmentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_ImpairmentOfRoyalty": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 12.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Impairment of royalty.",
        "label": "Impairment of Royalty",
        "negatedLabel": "Impairment of royalty"
       }
      }
     },
     "localname": "ImpairmentOfRoyalty",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_IncomeTaxRecoveryBasedOnCanadianFederalAndProvincialIncomeTaxRates": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome": {
       "order": 6.0,
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Income tax recovery based on Canadian federal and provincial income tax rates.",
        "label": "Income tax recovery based on Canadian federal and provincial income tax rates"
       }
      }
     },
     "localname": "IncomeTaxRecoveryBasedOnCanadianFederalAndProvincialIncomeTaxRates",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_IncomeTaxesAndGstReceivable": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfPrepaidsAndOtherReceivablesDetails": {
       "order": 0.0,
       "parentTag": "groy_PrepaidsAndOtherReceivablesNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Income taxes and GST receivable.",
        "label": "Income Taxes and GST Receivable",
        "terseLabel": "Income taxes and GST receivable"
       }
      }
     },
     "localname": "IncomeTaxesAndGstReceivable",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfPrepaidsAndOtherReceivablesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_IncreaseDecreaseMarketPricePercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Increase Decrease Market Price Percentage.",
        "label": "Change in market price, percentage"
       }
      }
     },
     "localname": "IncreaseDecreaseMarketPricePercentage",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_IncreaseDecreaseThroughShareBasedPaymentRestrictedStockUnits": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Increase decrease through share based payment restricted stock units.",
        "label": "Increase Decrease Through Share based Payment Restricted Stock Units",
        "terseLabel": "Share-based compensation - RSUs"
       }
      }
     },
     "localname": "IncreaseDecreaseThroughShareBasedPaymentRestrictedStockUnits",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_InitialPublicOfferingCommonSharesAndCommonSharePurchaseWarrantsIssuedForCash": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Initial public offering common shares and common share purchase warrants issued for cash.",
        "label": "Common shares and common share purchase warrants issued for cash"
       }
      }
     },
     "localname": "InitialPublicOfferingCommonSharesAndCommonSharePurchaseWarrantsIssuedForCash",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_InitialPublicOfferingCommonSharesAndCommonSharePurchaseWarrantsIssuedForCashShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Initial public offering common shares and common share purchase warrants issued for cash, shares",
        "label": "Initial public offering: Common shares and common share purchase warrants issued for cash, shares"
       }
      }
     },
     "localname": "InitialPublicOfferingCommonSharesAndCommonSharePurchaseWarrantsIssuedForCashShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_InitialPublicOfferingCommonSharesIssuedOnExerciseOfOverallotmentOptionShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Initial public offering common shares issued on exercise of over-allotment option, shares.",
        "label": "Initial public offering: Common shares issued on exercise of over-allotment option, shares"
       }
      }
     },
     "localname": "InitialPublicOfferingCommonSharesIssuedOnExerciseOfOverallotmentOptionShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_InitialPublicOfferingPricePerShare": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Initial Public Offering Price Per Share.",
        "label": "Issued price per share"
       }
      }
     },
     "localname": "InitialPublicOfferingPricePerShare",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "groy_InitialPublicOfferingUnderwritersFeesAndIssuanceCosts": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Initial public offering underwriters' fees and issuance costs.",
        "label": "Underwriters\u2019 fees and issuance costs",
        "terseLabel": "Underwriters' fees and issuance costs",
        "verboseLabel": "Underwriters\u2019 fees and issuance costs (Note 12.1)"
       }
      }
     },
     "localname": "InitialPublicOfferingUnderwritersFeesAndIssuanceCosts",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_InternationalProspectVenturesLimitedMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "International Prospect Ventures Limited.",
        "label": "International Prospect Ventures Limited [Member]",
        "terseLabel": "International Prospect Ventures Ltd. [Member]"
       }
      }
     },
     "localname": "InternationalProspectVenturesLimitedMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_InvestmentInAssociateRecognisedAsOfAcquisitionDate": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 9.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investment in associate recognised as of acquisition date.",
        "label": "Investment in Associate Recognised as of Acquisition Date",
        "terseLabel": "Investment in associate"
       }
      }
     },
     "localname": "InvestmentInAssociateRecognisedAsOfAcquisitionDate",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_InvestmentsInAssociatesAcquisition": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments in associates acquisition.",
        "label": "Investments in associates Acquisition",
        "terseLabel": "Acquisition of Golden Valley"
       }
      }
     },
     "localname": "InvestmentsInAssociatesAcquisition",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfChangesToInvestmentInAssociatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_InvestmentsInAssociatesAddition": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments in associates addition",
        "label": "Investments in Associates Addition",
        "terseLabel": "Addition"
       }
      }
     },
     "localname": "InvestmentsInAssociatesAddition",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfChangesToInvestmentInAssociatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_InvestmentsInAssociatesDilutionGainLoss": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments in associates dilution gain (loss).",
        "label": "Investments in Associates Dilution Gain Loss",
        "terseLabel": "Dilution gain"
       }
      }
     },
     "localname": "InvestmentsInAssociatesDilutionGainLoss",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfChangesToInvestmentInAssociatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_InvestmentsInAssociatesTranslationGainLoss": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments in associates translation gain (loss).",
        "label": "Investments in Associates Translation Gain Loss",
        "negatedLabel": "Translation gain"
       }
      }
     },
     "localname": "InvestmentsInAssociatesTranslationGainLoss",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfChangesToInvestmentInAssociatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_IsabellaPearlMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Isabella Pearl.",
        "label": "Isabella Pearl [member]"
       }
      }
     },
     "localname": "IsabellaPearlMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_IsabellaPearlMineMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Isabella Pearl Mine [Member]",
        "label": "Isabella Pearl Mine [Member]"
       }
      }
     },
     "localname": "IsabellaPearlMineMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_IssuePricePerShare": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Issue price per share.",
        "label": "Shares issued price per share"
       }
      }
     },
     "localname": "IssuePricePerShare",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "groy_IssuedCapitalShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Issued capital, shares.",
        "label": "Issued capital, shares"
       }
      }
     },
     "localname": "IssuedCapitalShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_JerrittCanyonMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Jerritt Canyon.",
        "label": "Jerritt Canyon [member]"
       }
      }
     },
     "localname": "JerrittCanyonMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOptionIncomeGeneratedFromMinesDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_JerrittCanyonMineMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Jerritt Canyon Mine.",
        "label": "Jerritt Canyon Mine [Member]"
       }
      }
     },
     "localname": "JerrittCanyonMineMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_JerrittCanyonMinePerTonRoyaltyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Jerritt canyon mine (per ton royalty).",
        "label": "Jerritt Canyon Mine (Per Ton Royalty) [Member]"
       }
      }
     },
     "localname": "JerrittCanyonMinePerTonRoyaltyMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_Jurisdiction": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Jurisdiction.",
        "label": "Jurisdiction"
       }
      }
     },
     "localname": "Jurisdiction",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_KinrossGoldCorporationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Kinross Gold Corporation [member]",
        "label": "Kinross Gold Corporation [member]",
        "terseLabel": "Kinross Gold Corporation (\"Kinross\") [member]"
       }
      }
     },
     "localname": "KinrossGoldCorporationMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_LaMinaProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "La mina project.",
        "label": "La Mina Project [Member]"
       }
      }
     },
     "localname": "LaMinaProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_LeaseObligationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Lease Obligation [member]",
        "label": "Lease Obligation [Member]"
       }
      }
     },
     "localname": "LeaseObligationMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_LincolnHillMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Lincoln Hill.",
        "label": "Lincoln Hill [member]"
       }
      }
     },
     "localname": "LincolnHillMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_LincolnHillProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Lincoln Hill Project.",
        "label": "Lincoln Hill Project [Member]"
       }
      }
     },
     "localname": "LincolnHillProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_LongTermIncentivePlanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Long-term Incentive Plan [Member]",
        "label": "Long-term Incentive Plan [Member]"
       }
      }
     },
     "localname": "LongTermIncentivePlanMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_LongTermInvestmentsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Long Term Investments [member]",
        "label": "Long Term Investments [Member]"
       }
      }
     },
     "localname": "LongTermInvestmentsMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_MalarticMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Malartic.",
        "label": "Malartic [Member]",
        "terseLabel": "Malartic [Member]"
       }
      }
     },
     "localname": "MalarticMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ManagementAndDirectorsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Management And Directors Member.",
        "label": "Management and Directors [member]"
       }
      }
     },
     "localname": "ManagementAndDirectorsMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ManagementSalaries": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfKeyManagementTransactionsDetails": {
       "order": 0.0,
       "parentTag": "ifrs-full_KeyManagementPersonnelCompensation",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Management salaries.",
        "label": "Management salaries"
       }
      }
     },
     "localname": "ManagementSalaries",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfKeyManagementTransactionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_MarigoldMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Marigold.",
        "label": "Marigold [member]"
       }
      }
     },
     "localname": "MarigoldMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_MarigoldMineMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Marigold mine.",
        "label": "Marigold Mine [Member]"
       }
      }
     },
     "localname": "MarigoldMineMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_MarketableSecuritiesAcquisitionPricePerUnit": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Marketable securities acquisition price per unit.",
        "label": "Marketable securities acquisition price per unit"
       }
      }
     },
     "localname": "MarketableSecuritiesAcquisitionPricePerUnit",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "perUnitItemType"
    },
    "groy_MarketingServicesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Marketing services.",
        "label": "Marketing Services [Member]"
       }
      }
     },
     "localname": "MarketingServicesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_MarketingServicesOneMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Marketing Services One [Member]",
        "label": "Marketing Services One [Member]",
        "terseLabel": "Marketing Services Issued On July 5, 2022 [Member]"
       }
      }
     },
     "localname": "MarketingServicesOneMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_MaximumSharesToBeSoldUnderEquityProgram": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maximum shares to be sold under equity program.",
        "label": "Maximum Shares to be Sold Under Equity Program",
        "terseLabel": "Maximum shares to be sold under equity program"
       }
      }
     },
     "localname": "MaximumSharesToBeSoldUnderEquityProgram",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_MaximumSharesToBeSoldUnderEquityProgramValue": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maximum shares to be sold under equity program value.",
        "label": "Maximum Shares to be Sold Under Equity Program Value",
        "terseLabel": "Maximum shares to be sold under equity program value"
       }
      }
     },
     "localname": "MaximumSharesToBeSoldUnderEquityProgramValue",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_McKenzieBreakMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "McKenzie Break.",
        "label": "McKenzie Break [Member]"
       }
      }
     },
     "localname": "McKenzieBreakMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_MckenzieBreakCroinorGoldAndSwansonPropertiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "McKenzie Break, Croinor Gold, and Swanson properties.",
        "label": "McKenzie Break, Croinor Gold, and Swanson properties [member]",
        "terseLabel": "McKenzie Break, Croinor Gold, and Swanson properties [member]"
       }
      }
     },
     "localname": "MckenzieBreakCroinorGoldAndSwansonPropertiesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_MonarchMiningCorporationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Monarch Mining Corporation.",
        "label": "Monarch Mining Corporation [member]"
       }
      }
     },
     "localname": "MonarchMiningCorporationMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_NetChangesInNoncashWorkingCapitalItemsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net Changes In Non cash Working Capital Items [abstract]",
        "label": "Net changes in non-cash working capital items:"
       }
      }
     },
     "localname": "NetChangesInNoncashWorkingCapitalItemsAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_NetOperatingLossCarryforwards": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net operating loss carryforwards.",
        "label": "Net operating loss carryforwards"
       }
      }
     },
     "localname": "NetOperatingLossCarryforwards",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_NetProceedsFromInitialPublicOffering": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net Proceeds From Initial Public Offering.",
        "label": "NetProceedsFromInitialPublicOffering",
        "totalLabel": "Net proceeds received"
       }
      }
     },
     "localname": "NetProceedsFromInitialPublicOffering",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_NetProfitInterestRoyaltyPercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net profit interest royalty percentage.",
        "label": "Net profit interest royalty percentage",
        "terseLabel": "Percentage of NPI royalty"
       }
      }
     },
     "localname": "NetProfitInterestRoyaltyPercentage",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_NetSmelterReturnRoyaltyBuybackRightsPercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net smelter return royalty buyback rights percentage.",
        "label": "Net Smelter Return Royalty Buyback Rights Percentage",
        "terseLabel": "Net smelter return royalty buyback rights percentage"
       }
      }
     },
     "localname": "NetSmelterReturnRoyaltyBuybackRightsPercentage",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_NetSmelterReturnRoyaltyPercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net smelter return royalty percentage.",
        "label": "Net Smelter Return Royalty Percentage",
        "terseLabel": "Net smelter return royalty percentage"
       }
      }
     },
     "localname": "NetSmelterReturnRoyaltyPercentage",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_NevadaGoldMinesLlcMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nevada Gold Mines LLC.",
        "label": "Nevada Gold Mines LLC [Member]",
        "terseLabel": "Nevada Gold Mines LLC (\"NGM\") [member]"
       }
      }
     },
     "localname": "NevadaGoldMinesLlcMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_NevadaSelectRoyaltyIncorporationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nevada Select Royalty, Incorporation [member]",
        "label": "Nevada Select Royalty, Incorporation [member]",
        "terseLabel": "Nevada Select Royalty, Inc., [member]"
       }
      }
     },
     "localname": "NevadaSelectRoyaltyIncorporationMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_NonDepletableRoyaltiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Non-depletable Royalties.",
        "label": "Non-depletable Royalties [member]"
       }
      }
     },
     "localname": "NonDepletableRoyaltiesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleParentheticalDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_NumberOfCommonShareConsistsOfEachUnit": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of common share consists of each unit.",
        "label": "Number of Common Share Consists of Each Unit",
        "terseLabel": "Number of common share consists of each unit"
       }
      }
     },
     "localname": "NumberOfCommonShareConsistsOfEachUnit",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfCommonShareIssuedToPurchaseWarrants": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number Of Common Share Issued To Purchase Warrants.",
        "label": "Number of common shares issued to purchase warrants"
       }
      }
     },
     "localname": "NumberOfCommonShareIssuedToPurchaseWarrants",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfCommonValueIssuedPurchaseWarrants": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of common shares issued to purchase warrants.",
        "label": "Common share purchase warrants of Ely Gold Royalties Inc."
       }
      }
     },
     "localname": "NumberOfCommonValueIssuedPurchaseWarrants",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_NumberOfGoldProperties": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of gold properties.",
        "label": "Number Of Gold Properties",
        "terseLabel": "Number of gold properties"
       }
      }
     },
     "localname": "NumberOfGoldProperties",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "integerItemType"
    },
    "groy_NumberOfMarketableSharesAcquired": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of marketable shares acquired.",
        "label": "Number of Marketable Shares Acquired",
        "terseLabel": "Number of marketable shares acquired"
       }
      }
     },
     "localname": "NumberOfMarketableSharesAcquired",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfOptionsIssued": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of Options Issued.",
        "label": "Number of options issued"
       }
      }
     },
     "localname": "NumberOfOptionsIssued",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfProspectivePropertiesHeldToSellAndGenerateRoyalties": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of prospective properties held to sell and generate royalties.",
        "label": "Number of Prospective Properties Held To Sell and Generate Royalties",
        "terseLabel": "Number of prospective properties held to sell and generate royalties"
       }
      }
     },
     "localname": "NumberOfProspectivePropertiesHeldToSellAndGenerateRoyalties",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "integerItemType"
    },
    "groy_NumberOfRoyaltiesAcquired": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of royalties acquired.",
        "label": "Number of Royalties Acquired",
        "terseLabel": "Royalties acquired"
       }
      }
     },
     "localname": "NumberOfRoyaltiesAcquired",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "integerItemType"
    },
    "groy_NumberOfShareIssuedInSharebasedPaymentArrangement": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of share issued in share based payment arrangement.",
        "label": "Number of restricted shares issued"
       }
      }
     },
     "localname": "NumberOfShareIssuedInSharebasedPaymentArrangement",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfSharesGrantedUnderOverAllotmentOption": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number Of Shares Granted Under Over Allotment Option.",
        "label": "Number of shares granted under over-allotment option"
       }
      }
     },
     "localname": "NumberOfSharesGrantedUnderOverAllotmentOption",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfSharesIssuedOnAcquisition": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares issued on acquisition.",
        "label": "Number of shares issued on acquisition"
       }
      }
     },
     "localname": "NumberOfSharesIssuedOnAcquisition",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfSharesIssuedUnderInitialPublicOffering": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number Of Shares Issued UnderInitial Public Offering.",
        "label": "Number of shares issued under initial public offering"
       }
      }
     },
     "localname": "NumberOfSharesIssuedUnderInitialPublicOffering",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfSharesOfferedUnderInitialPublicOffering": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number Of Shares Offered Under Initial Public Offering.",
        "label": "Number of shares offered"
       }
      }
     },
     "localname": "NumberOfSharesOfferedUnderInitialPublicOffering",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfTransferableCommonSharePurchaseWarrantConsistsOfEachUnit": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of transferable common share purchase warrant consists of each unit.",
        "label": "Number of Transferable Common Share Purchase Warrant Consists of Each Unit",
        "terseLabel": "Number of transferable common share purchase warrant consists of each unit"
       }
      }
     },
     "localname": "NumberOfTransferableCommonSharePurchaseWarrantConsistsOfEachUnit",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfUnitsAcquired": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of units acquired.",
        "label": "Number of Units Acquired",
        "terseLabel": "Number of units acquired"
       }
      }
     },
     "localname": "NumberOfUnitsAcquired",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative"
     ],
     "xbrltype": "integerItemType"
    },
    "groy_NumberOfWarrantsExercised": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number Of Warrants Exercised.",
        "label": "Number of warrants exercised"
       }
      }
     },
     "localname": "NumberOfWarrantsExercised",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfWarrantsIssued": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number Of Warrants Issued",
        "label": "NumberOfWarrantsIssued",
        "verboseLabel": "Number of warrants issued"
       }
      }
     },
     "localname": "NumberOfWarrantsIssued",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_NumberOfWarrantsIssuedToPurchaseShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of warrants issued to purchase shares.",
        "label": "Number of warrants issued to purchase shares"
       }
      }
     },
     "localname": "NumberOfWarrantsIssuedToPurchaseShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_OfficeAndTechnologyExpenses": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 13.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Office and technology expenses.",
        "label": "Office and Technology Expenses",
        "negatedLabel": "Office and technology expenses",
        "terseLabel": "Office and technology expenses"
       }
      }
     },
     "localname": "OfficeAndTechnologyExpenses",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OntarioAndCanadaMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ontario and canada.",
        "label": "Ontario And Canada [Member]"
       }
      }
     },
     "localname": "OntarioAndCanadaMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_OptionIncome": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Option income.",
        "label": "Option Income",
        "terseLabel": "Option income"
       }
      }
     },
     "localname": "OptionIncome",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncomeDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OptionPaymentReceived": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Option payment received.",
        "label": "Option payment received",
        "terseLabel": "Option payments received"
       }
      }
     },
     "localname": "OptionPaymentReceived",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OptionPaymentSettledByMarketableSecurities": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Option payment settled by marketable securities.",
        "label": "Option payment settled by marketable securities",
        "terseLabel": "Option payment settled by marketable securities"
       }
      }
     },
     "localname": "OptionPaymentSettledByMarketableSecurities",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OptionPaymentsReceivedAndNettedAgainstOtherMineralInterests": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Option payments received and netted against other mineral interests",
        "label": "Option payments received and netted against other mineral interests",
        "terseLabel": "Option payments received and netted against other mineral interests"
       }
      }
     },
     "localname": "OptionPaymentsReceivedAndNettedAgainstOtherMineralInterests",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OptionPaymentsReceivedFromExplorationForAndEvaluationOfMineralResources": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Option Payments Received From Exploration For And Evaluation Of Mineral Resources.",
        "label": "Option payments received"
       }
      }
     },
     "localname": "OptionPaymentsReceivedFromExplorationForAndEvaluationOfMineralResources",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfExplorationAndEvaluationAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OptionPaymentsReceivedFromRoyaltyAndOtherMineralInterests": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Option payments received from royalty and other mineral interests.",
        "label": "Option payments received from royalty and other mineral interests",
        "negatedLabel": "Property option payments received"
       }
      }
     },
     "localname": "OptionPaymentsReceivedFromRoyaltyAndOtherMineralInterests",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOtherMineralInterestsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OptionsExercisableTerm": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Options Exercisable Term.",
        "label": "Options exercisable term"
       }
      }
     },
     "localname": "OptionsExercisableTerm",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "durationItemType"
    },
    "groy_OptionsVestingTerm": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Options Vesting Term.",
        "label": "Options vesting terms"
       }
      }
     },
     "localname": "OptionsVestingTerm",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_OtherAccountsReceivables": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfPrepaidsAndOtherReceivablesDetails": {
       "order": 2.0,
       "parentTag": "groy_PrepaidsAndOtherReceivablesNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other accounts receivables.",
        "label": "Other Accounts Receivables",
        "terseLabel": "Other accounts receivables"
       }
      }
     },
     "localname": "OtherAccountsReceivables",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfPrepaidsAndOtherReceivablesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OtherIncomeNonoperating": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 5.0,
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other income nonoperating.",
        "label": "Other Income Nonoperating",
        "terseLabel": "Other income"
       }
      }
     },
     "localname": "OtherIncomeNonoperating",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OtherItemsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other items.",
        "label": "Other items"
       }
      }
     },
     "localname": "OtherItemsAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_OtherMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Others.",
        "label": "Others [member]",
        "terseLabel": "Others [Member]"
       }
      }
     },
     "localname": "OtherMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncomeDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOptionIncomeGeneratedFromMinesDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_OtherMineralInterests": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other mineral interests.",
        "label": "Other mineral interests",
        "terseLabel": "Other mineral interests owned"
       }
      }
     },
     "localname": "OtherMineralInterests",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OtherRoyalties": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other royalties.",
        "label": "Other Royalties",
        "terseLabel": "Total"
       }
      }
     },
     "localname": "OtherRoyalties",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OtherTaxReceivable": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Tax Receivable.",
        "label": "Other tax receivable"
       }
      }
     },
     "localname": "OtherTaxReceivable",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/PrepaidsAndOtherReceivablesDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_OverAllotmentOptionsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Over-Allotment Options.",
        "label": "Over-Allotment Options [Member]",
        "terseLabel": "Over Allotment Option [member]"
       }
      }
     },
     "localname": "OverAllotmentOptionsMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_PaymentFromCashConsideration": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Payment from cash consideration.",
        "label": "Payment from cash consideration"
       }
      }
     },
     "localname": "PaymentFromCashConsideration",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PaymentsOfLeaseLiabilitiesClassifiedAsInvestingActivities": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 10.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Payments of lease liabilities, classified as investing activities.",
        "label": "Payments of lease liabilities, classified as investing activities",
        "negatedLabel": "Payment of lease obligations"
       }
      }
     },
     "localname": "PaymentsOfLeaseLiabilitiesClassifiedAsInvestingActivities",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PaymentsOfShareIssueRelatedCost": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Payments Of Share Issue Related Cost.",
        "label": "Fees paid to the Underwriters"
       }
      }
     },
     "localname": "PaymentsOfShareIssueRelatedCost",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PercentageOfMineralInterestDisposedInExchangeOfRoyaltyInterest": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of mineral interest disposed in exchange of royalty interest.",
        "label": "Percentage of Mineral Interest Disposed in Exchange of Royalty Interest",
        "terseLabel": "Percentage of mineral interest disposed in exchange of royalty interest"
       }
      }
     },
     "localname": "PercentageOfMineralInterestDisposedInExchangeOfRoyaltyInterest",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_PercentageOfNetSmelterReturnRoyalty": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of net smelter return royalty.",
        "label": "Percentage of net smelter return royalty"
       }
      }
     },
     "localname": "PercentageOfNetSmelterReturnRoyalty",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_PercentageOfOutstandingCommonShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of outstanding common shares.",
        "label": "Percentage of Outstanding Common Shares",
        "terseLabel": "Percentage of outstanding common shares"
       }
      }
     },
     "localname": "PercentageOfOutstandingCommonShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_PercentageOfOutstandingCommonSharesOnFirstRefusalOnRoyaltyInterest": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of outstanding common shares on first refusal on royalty interest.",
        "label": "Percentage of Outstanding Common Shares on First Refusal on Royalty Interest",
        "terseLabel": "Percentage of outstanding common shares on first refusal on royalty interest"
       }
      }
     },
     "localname": "PercentageOfOutstandingCommonSharesOnFirstRefusalOnRoyaltyInterest",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_PercentageOfRetainRightsOnRoyaltyNetSmelterReturn": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of retain rights on royalty net smelter return.",
        "label": "Percentage of Retain Rights on Royalty Net Smelter Return",
        "terseLabel": "Percentage of retain rights on royalty net smelter return"
       }
      }
     },
     "localname": "PercentageOfRetainRightsOnRoyaltyNetSmelterReturn",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_PercentageOfSharesIssuable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Shares Issuable, Percentage",
        "label": "Percentage of shares issuable under plan"
       }
      }
     },
     "localname": "PercentageOfSharesIssuable",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_PerformanceBasedRestrictedSharesIssued": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Performance based restricted shares issued.",
        "label": "Performance based restricted shares issued"
       }
      }
     },
     "localname": "PerformanceBasedRestrictedSharesIssued",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PerformanceBasedRestrictedSharesIssuedShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Performance based restricted shares issued, shares.",
        "label": "Performance based restricted shares issued, shares"
       }
      }
     },
     "localname": "PerformanceBasedRestrictedSharesIssuedShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_PerformanceConditionOneDescription": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Performance condition one description.",
        "label": "Performance condition one, description"
       }
      }
     },
     "localname": "PerformanceConditionOneDescription",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_PerformanceConditionThreeDescription": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Performance condition three description.",
        "label": "Performance condition three, description"
       }
      }
     },
     "localname": "PerformanceConditionThreeDescription",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_PerformanceConditionTwoDescription": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Performance condition two description.",
        "label": "Performance condition two, description"
       }
      }
     },
     "localname": "PerformanceConditionTwoDescription",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_PrepaidInsuranceExpenses": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Prepaid insurance expenses.",
        "label": "Prepaid insurance expenses",
        "terseLabel": "Prepaid insurance expenses"
       }
      }
     },
     "localname": "PrepaidInsuranceExpenses",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/PrepaidsAndOtherReceivablesDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PrepaidMarketingFee": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Prepaid Marketing Fee.",
        "label": "Prepaid marketing fees"
       }
      }
     },
     "localname": "PrepaidMarketingFee",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/PrepaidsAndOtherReceivablesDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_Prepaids": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfPrepaidsAndOtherReceivablesDetails": {
       "order": 1.0,
       "parentTag": "groy_PrepaidsAndOtherReceivablesNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Prepaids.",
        "label": "Prepaids",
        "terseLabel": "Prepaids"
       }
      }
     },
     "localname": "Prepaids",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfPrepaidsAndOtherReceivablesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PrepaidsAndOtherReceivablesNet": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfPrepaidsAndOtherReceivablesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Prepaids and other receivables net.",
        "label": "Prepaids and Other Receivables Net",
        "totalLabel": "Prepaids and other receivables"
       }
      }
     },
     "localname": "PrepaidsAndOtherReceivablesNet",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfPrepaidsAndOtherReceivablesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PrivatePlacementOfCommonSharesForCash": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Private placement of common shares for cash.",
        "label": "Private placement of common shares for cash"
       }
      }
     },
     "localname": "PrivatePlacementOfCommonSharesForCash",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PrivatePlacementOfCommonSharesForCashShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Private placement of common shares for cash, shares.",
        "label": "Private placement of common shares for cash, shares"
       }
      }
     },
     "localname": "PrivatePlacementOfCommonSharesForCashShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_ProceedsFromCommonSharesIssuedToFormerParentCompany": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 2.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds from common shares issued to former parent company.",
        "label": "Proceeds from common shares issued to former parent company"
       }
      }
     },
     "localname": "ProceedsFromCommonSharesIssuedToFormerParentCompany",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ProceedsFromExerciseOfCommonSharePurchaseWarrants": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 0.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds from exercise of common share purchase warrants.",
        "label": "Proceeds from exercise of common share purchase warrants"
       }
      }
     },
     "localname": "ProceedsFromExerciseOfCommonSharePurchaseWarrants",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ProceedsFromInitialPublicOfferingNetOfUnderwritersFeesAndIssuanceCosts": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 1.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds from initial public offering, net of underwriters' fees and issuance costs.",
        "label": "underwriters\u2019 fees and issuance costs",
        "terseLabel": "Proceeds from initial public offering, net of underwriters' fees and issuance costs"
       }
      }
     },
     "localname": "ProceedsFromInitialPublicOfferingNetOfUnderwritersFeesAndIssuanceCosts",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ProceedsFromOptionAgreements": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 5.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds from option agreements",
        "label": "Proceeds from option agreements",
        "terseLabel": "Proceeds from option agreements"
       }
      }
     },
     "localname": "ProceedsFromOptionAgreements",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ProfitLossIncludeInvestmentLoss": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Profit Loss include Investment Loss.",
        "label": "Profit loss include investment loss",
        "negatedLabel": "Profit loss include in investment loss"
       }
      }
     },
     "localname": "ProfitLossIncludeInvestmentLoss",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PropertyDescription": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Property.",
        "label": "Property description"
       }
      }
     },
     "localname": "PropertyDescription",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_PropertyStage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Property Stage.",
        "label": "Property Stage"
       }
      }
     },
     "localname": "PropertyStage",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_ProspectorRoyaltyCorpMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Prospector Royalty Corp Member.",
        "label": "Prospector Royalty Corp. [Member]"
       }
      }
     },
     "localname": "ProspectorRoyaltyCorpMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Long-termInvestmentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_PurchaseOfInvestmentInMarketableSecurities": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 0.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Purchase of investment in marketable securities.",
        "label": "Purchase of investment in marketable securities",
        "negatedLabel": "Investment in marketable securities"
       }
      }
     },
     "localname": "PurchaseOfInvestmentInMarketableSecurities",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PurchaseOfRoyaltiesAndOtherMineralInterests": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 6.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Purchase of royalties and other mineral interests.",
        "label": "Purchase of royalties and other mineral interests",
        "negatedLabel": "Investment in royalties and other mineral interests"
       }
      }
     },
     "localname": "PurchaseOfRoyaltiesAndOtherMineralInterests",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_PurchasePriceOfWarrants": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Purchase Price Of Warrants.",
        "label": "Purchase price of warrants"
       }
      }
     },
     "localname": "PurchasePriceOfWarrants",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "groy_PutAndCallOptionsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Put and call options.",
        "label": "Put and Call Options [Member]",
        "terseLabel": "Put and Call Options [Member]"
       }
      }
     },
     "localname": "PutAndCallOptionsMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RENNetProfitInterestMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "REN (Net Profit Interest).",
        "label": "REN (Net Profit Interest) [member]"
       }
      }
     },
     "localname": "RENNetProfitInterestMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RENNetSmelterReturnMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "REN (Net Smelter Return).",
        "label": "REN (Net Smelter Return) [member]"
       }
      }
     },
     "localname": "RENNetSmelterReturnMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RailroadPinionMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Railroad-Pinion.",
        "label": "Railroad-Pinion [member]"
       }
      }
     },
     "localname": "RailroadPinionMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RailroadPinionProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Railroad-Pinion Project.",
        "label": "Railroad-Pinion Project [Member]"
       }
      }
     },
     "localname": "RailroadPinionProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RawhideMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rawhide.",
        "label": "Rawhide [member]"
       }
      }
     },
     "localname": "RawhideMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RawhideMineMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rawhide Mine.",
        "label": "Rawhide Mine [member]"
       }
      }
     },
     "localname": "RawhideMineMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ReclamationBondRecognisedAsOfAcquisitionDate": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 5.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Reclamation bond recognised as of acquisition date.",
        "label": "Reclamation Bond Recognised As Of Acquisition Date",
        "terseLabel": "Reclamation bond"
       }
      }
     },
     "localname": "ReclamationBondRecognisedAsOfAcquisitionDate",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RenCarlineMineNpiMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "REN Carline Mine NPI.",
        "label": "REN Carline Mine NPI [Member]",
        "terseLabel": "REN - Carline Mines (NPI)"
       }
      }
     },
     "localname": "RenCarlineMineNpiMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RenCarlineMinesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "REN carline mines.",
        "label": "REN Carline Mines [Member]",
        "terseLabel": "REN - Carline Mines [Member]"
       }
      }
     },
     "localname": "RenCarlineMinesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RenProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "REN Project.",
        "label": "REN Project [member]"
       }
      }
     },
     "localname": "RenProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RepaymentOfCashAdvanceFromParentCompany": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 8.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Repayment of cash advance from parent company.",
        "label": "Repayment of cash advance from parent company",
        "negatedLabel": "Repayment of cash advance from parent company"
       }
      }
     },
     "localname": "RepaymentOfCashAdvanceFromParentCompany",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RestrictedCashRecognisedAsOfAcquisitionDate": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 1.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Restricted Cash Recognised As of Acquisition Date",
        "label": "Restricted Cash Recognised As of Acquisition Date",
        "terseLabel": "Restricted cash"
       }
      }
     },
     "localname": "RestrictedCashRecognisedAsOfAcquisitionDate",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RestrictedSharesDescription": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Restricted shares description.",
        "label": "Restricted Shares Description",
        "terseLabel": "Restricted shares, description"
       }
      }
     },
     "localname": "RestrictedSharesDescription",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_RestrictedSharesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Restricted shares.",
        "label": "Restricted Shares [Member]"
       }
      }
     },
     "localname": "RestrictedSharesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RestrictedStockUnitsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Restricted stock units [member].",
        "label": "Restricted Stock Units [member]"
       }
      }
     },
     "localname": "RestrictedStockUnitsMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RevenueFromOptionPaymentsReceived": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Revenue from option payments received.",
        "label": "Revenue from option payments received",
        "terseLabel": "Revenue"
       }
      }
     },
     "localname": "RevenueFromOptionPaymentsReceived",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RodeoCreekMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rodeo creek.",
        "label": "Rodeo Creek [Member]"
       }
      }
     },
     "localname": "RodeoCreekMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_Royalties": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalties.",
        "label": "Royalties",
        "periodEndLabel": "Balance at September 30, 2022",
        "periodStartLabel": "Balance at October 1, 2021",
        "terseLabel": "Balance at September 30, 2022"
       }
      }
     },
     "localname": "Royalties",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltiesAndOtherMineralInterestsRecognisedAsOfAcquisitionDate": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 8.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalties and other mineral interests recognised as of acquisition date.",
        "label": "Royalties and Other Mineral Interests Recognised as of Acquisition Date",
        "terseLabel": "Royalties and other mineral interests"
       }
      }
     },
     "localname": "RoyaltiesAndOtherMineralInterestsRecognisedAsOfAcquisitionDate",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAccumulatedDepletion": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty Accumulated Depletion.",
        "label": "Royalty accumulated depletion",
        "negatedPeriodEndLabel": "Royalty accumulated depletion",
        "negatedPeriodStartLabel": "Royalty accumulated depletion",
        "periodEndLabel": "Royalty accumulated depletion",
        "periodStartLabel": "Royalty accumulated depletion"
       }
      }
     },
     "localname": "RoyaltyAccumulatedDepletion",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAndOptionIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty And Option Income [Abstract]",
        "label": "Royalty And Option Income [Abstract]"
       }
      }
     },
     "localname": "RoyaltyAndOptionIncomeAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "xbrltype": "stringItemType"
    },
    "groy_RoyaltyAndOptionIncomeExplanatory": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty And Option Income Explanatory",
        "label": "Royalty And Option Income Explanatory",
        "verboseLabel": "Royalty and option income"
       }
      }
     },
     "localname": "RoyaltyAndOptionIncomeExplanatory",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncome1"
     ],
     "xbrltype": "textBlockItemType"
    },
    "groy_RoyaltyAndOptionIncomeGenerated": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and option income generated.",
        "label": "Royalty and option income generated"
       }
      }
     },
     "localname": "RoyaltyAndOptionIncomeGenerated",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOptionIncomeGeneratedFromMinesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAndOptionIncomeLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and Option Income [Line Items]",
        "label": "Royalty and Option Income [Line Items]"
       }
      }
     },
     "localname": "RoyaltyAndOptionIncomeLineItems",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncomeDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOptionIncomeGeneratedFromMinesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_RoyaltyAndOptionIncomeTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and Option Income [Table]",
        "label": "Royalty and Option Income [Table]"
       }
      }
     },
     "localname": "RoyaltyAndOptionIncomeTable",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncomeDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOptionIncomeGeneratedFromMinesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_RoyaltyAndOtherMineralInterestAdditions": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and other mineral interest additions.",
        "label": "Royalty and Other Mineral Interest Additions",
        "verboseLabel": "Royalty and other mineral interest additions"
       }
      }
     },
     "localname": "RoyaltyAndOtherMineralInterestAdditions",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAndOtherMineralInterestCarryingValue": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and other mineral interest carrying value.",
        "label": "Royalty and Other Mineral Interest Carrying Value",
        "terseLabel": "Balance at September 30, 2022"
       }
      }
     },
     "localname": "RoyaltyAndOtherMineralInterestCarryingValue",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAndOtherMineralInterestCost": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and other mineral interest cost.",
        "label": "Royalty and Other Mineral Interest Cost",
        "periodEndLabel": "Royalty and other mineral interest cost",
        "periodStartLabel": "Royalty and other mineral interest cost"
       }
      }
     },
     "localname": "RoyaltyAndOtherMineralInterestCost",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAndOtherMineralInterests": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and other mineral interests.",
        "label": "Royalty And Other Mineral Interests",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance",
        "terseLabel": "Royalty and other mineral interests"
       }
      }
     },
     "localname": "RoyaltyAndOtherMineralInterests",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOtherMineralInterestsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleParentheticalDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAndOtherMineralInterestsAcquisitions": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and other mineral interests, acquisitions.",
        "label": "Royalty and other mineral interests, Acquisitions",
        "terseLabel": "Acquisition"
       }
      }
     },
     "localname": "RoyaltyAndOtherMineralInterestsAcquisitions",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOtherMineralInterestsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAndOtherMineralInterestsAdditions": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and other mineral interests, additions.",
        "label": "Royalty and other mineral interests, Additions",
        "terseLabel": "Additions"
       }
      }
     },
     "localname": "RoyaltyAndOtherMineralInterestsAdditions",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOtherMineralInterestsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAndOtherMineralInterestsDisposal": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and other mineral interests, Disposal.",
        "label": "Royalty and other mineral interests, Disposal",
        "negatedLabel": "Disposal"
       }
      }
     },
     "localname": "RoyaltyAndOtherMineralInterestsDisposal",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOtherMineralInterestsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAndOtherMineralInterestsForeignCurrencyTranslation": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and other mineral interests, foreign currency translation,",
        "label": "Royalty and other mineral interests, Foreign currency translation",
        "terseLabel": "Foreign currency translation"
       }
      }
     },
     "localname": "RoyaltyAndOtherMineralInterestsForeignCurrencyTranslation",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOtherMineralInterestsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyAndOtherMineralInterestsNonCurrent": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 0.0,
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty and other mineral interests, non-current.",
        "label": "Royalty and Other Mineral Interests, Non-current",
        "terseLabel": "Royalty and other mineral interests"
       }
      }
     },
     "localname": "RoyaltyAndOtherMineralInterestsNonCurrent",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyDisposalOther": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty disposal other.",
        "label": "Royalty Disposal Other",
        "negatedLabel": "Disposal",
        "terseLabel": "Disposal"
       }
      }
     },
     "localname": "RoyaltyDisposalOther",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyImpairmentOther": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty impairment other.",
        "label": "Royalty Impairment Other",
        "negatedLabel": "Impairment",
        "terseLabel": "Impairment"
       }
      }
     },
     "localname": "RoyaltyImpairmentOther",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyInterestRatePerTonne": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty interest rate per Tonne.",
        "label": "Royalty Interest Rate Per Tonne",
        "terseLabel": "Royalty interest rate per tonne"
       }
      }
     },
     "localname": "RoyaltyInterestRatePerTonne",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "perUnitItemType"
    },
    "groy_RoyaltyInterestRightToRepurchaseAmount": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty interest right to repurchase amount.",
        "label": "Royalty Interest Right to Repurchase Amount",
        "terseLabel": "Royalty interest right to repurchase amount per property"
       }
      }
     },
     "localname": "RoyaltyInterestRightToRepurchaseAmount",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyInterestRightToRepurchaseOnNetSmelterReturnPercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty interest right to repurchase on net smelter return percentage.",
        "label": "Royalty Interest Right to Repurchase on Net Smelter Return Percentage",
        "terseLabel": "Royalty interest right to repurchase on net smelter return percentage"
       }
      }
     },
     "localname": "RoyaltyInterestRightToRepurchaseOnNetSmelterReturnPercentage",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_RoyaltyOneMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty One [Member]",
        "label": "Royalty One [Member]"
       }
      }
     },
     "localname": "RoyaltyOneMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RoyaltyOptionPaymentsOther": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty option payments other.",
        "label": "Royalty Option Payments Other",
        "negatedLabel": "Option payments",
        "terseLabel": "Option payments"
       }
      }
     },
     "localname": "RoyaltyOptionPaymentsOther",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyPercentageOwnDescription": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty Percentage Own Description.",
        "label": "Royalty Percentage Own Description",
        "terseLabel": "Royalty percentage own description"
       }
      }
     },
     "localname": "RoyaltyPercentageOwnDescription",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_RoyaltyPercentageOwned": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty percentage owned.",
        "label": "Royalty percentage owned"
       }
      }
     },
     "localname": "RoyaltyPercentageOwned",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_RoyaltyPurchaseAgreementMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty purchase agreement.",
        "label": "Royalty Purchase Agreement [member]"
       }
      }
     },
     "localname": "RoyaltyPurchaseAgreementMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RoyaltyThreeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty Three.",
        "label": "Royalty Three [Member]"
       }
      }
     },
     "localname": "RoyaltyThreeMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_RoyaltyTransferOther": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty transfer other.",
        "label": "Royalty Transfer Other",
        "terseLabel": "Transfer"
       }
      }
     },
     "localname": "RoyaltyTransferOther",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_RoyaltyTwoMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Royalty Two.",
        "label": "Royalty Two [Member]"
       }
      }
     },
     "localname": "RoyaltyTwoMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_SalariesWagesAndBenefits": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 6.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Salaries, wages and benefits.",
        "label": "Salaries, Wages and Benefits",
        "negatedLabel": "Salaries, wages and benefits",
        "terseLabel": "Salaries, wages and benefits"
       }
      }
     },
     "localname": "SalariesWagesAndBenefits",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_SaoJorgeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "S?o Jorge.",
        "label": "Sao Jorge [member]"
       }
      }
     },
     "localname": "SaoJorgeMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_SaoJorgeProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sao Jorge Project.",
        "label": "Sao Jorge Project [member]"
       }
      }
     },
     "localname": "SaoJorgeProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_SecuredOvernightFinancingRateSofrMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Secured overnight financing rate sofr.",
        "label": "Secured Overnight Financing Rate Sofr [Member]",
        "terseLabel": "SOFR [member]",
        "verboseLabel": "SOFR Rate [Member]"
       }
      }
     },
     "localname": "SecuredOvernightFinancingRateSofrMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_SecuredRevolvingCreditFacilityMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Secured revolving credit facility.",
        "label": "Secured Revolving Credit Facility [Member]",
        "terseLabel": "Secured Revolving Credit Facility [Member]"
       }
      }
     },
     "localname": "SecuredRevolvingCreditFacilityMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ServiceProviderMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Service Provider.",
        "label": "Service Provider [member]"
       }
      }
     },
     "localname": "ServiceProviderMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ShareBasedCompensationRestrictedShareUnits": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based compensation - restricted share units.",
        "label": "Share-based Compensation - Restricted Share Units",
        "terseLabel": "Share-based compensation - restricted share units"
       }
      }
     },
     "localname": "ShareBasedCompensationRestrictedShareUnits",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ShareOptionsDeemedToBeExchangedForGrcShareOptions": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 4.0,
       "parentTag": "ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options deemed to be exchanged for GRC share options.",
        "label": "Share options deemed to be exchanged for GRC share options",
        "terseLabel": "1,166,389 Golden Valley share options deemed to be exchanged for GRC share options"
       }
      }
     },
     "localname": "ShareOptionsDeemedToBeExchangedForGrcShareOptions",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ShareOptionsGrantedForExchangeOfPreviousIssuedShareOptions": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options granted for exchange of previous issued share options.",
        "label": "Share Options Granted for Exchange of Previous Issued Share Options",
        "terseLabel": "Number of Options, Golden Valley share options exchanged for GRC share options"
       }
      }
     },
     "localname": "ShareOptionsGrantedForExchangeOfPreviousIssuedShareOptions",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShareOptionsActivitiesDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_ShareOptionsGrantedTrancheFiveMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options granted, tranche five.",
        "label": "Share Options Granted Tranche Five [Member]"
       }
      }
     },
     "localname": "ShareOptionsGrantedTrancheFiveMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ShareOptionsGrantedTrancheFourMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options granted, tranche four.",
        "label": "Share Options Granted Tranche Four [Member]"
       }
      }
     },
     "localname": "ShareOptionsGrantedTrancheFourMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ShareOptionsGrantedTrancheOneMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options granted, tranche one.",
        "label": "Share Options Granted Tranche One [Member]"
       }
      }
     },
     "localname": "ShareOptionsGrantedTrancheOneMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ShareOptionsGrantedTrancheSixMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options granted, tranche six.",
        "label": "Share Options Granted Tranche Six [Member]"
       }
      }
     },
     "localname": "ShareOptionsGrantedTrancheSixMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ShareOptionsGrantedTrancheThreeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options granted, tranche three.",
        "label": "Share Options Granted Tranche Three [Member]"
       }
      }
     },
     "localname": "ShareOptionsGrantedTrancheThreeMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ShareOptionsGrantedTrancheTwoMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options granted, tranche two.",
        "label": "Share Options Granted Tranche Two [Member]"
       }
      }
     },
     "localname": "ShareOptionsGrantedTrancheTwoMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ShareOptionsIssuedOnExchangeOfOptionsOfSubsidiaries": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options issued on exchange of options of subsidiaries.",
        "label": "Share Options Issued on Exchange of Options of Subsidiaries",
        "terseLabel": "Share options issued on exchange of options of Golden Valley Mines and Royalties Ltd."
       }
      }
     },
     "localname": "ShareOptionsIssuedOnExchangeOfOptionsOfSubsidiaries",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ShareOptionsIssuedToReplacePreviousIssuedShareOptions": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options issued to replace previous issued share options.",
        "label": "Share Options Issued To Replace Previous Issued Share Options",
        "terseLabel": "Share options issued to replace Golden Valley's share options"
       }
      }
     },
     "localname": "ShareOptionsIssuedToReplacePreviousIssuedShareOptions",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ShareOptionsReserveMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share options reserve [member].",
        "label": "Share Options Reserve [member]",
        "terseLabel": "Share Based Awards [member]"
       }
      }
     },
     "localname": "ShareOptionsReserveMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_SharePricePerShare": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share price.",
        "label": "Share price"
       }
      }
     },
     "localname": "SharePricePerShare",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "groy_SharebasedCompensationPerformanceBasedRestrictedShares": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based compensation - performance based restricted shares.",
        "label": "Share-based compensation - performance based restricted shares"
       }
      }
     },
     "localname": "SharebasedCompensationPerformanceBasedRestrictedShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_SharesIssuedUnderEquityProgramValue": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Shares issued under equity program value.",
        "label": "Shares Issued Under Equity Program Value",
        "terseLabel": "Shares issued under equity program value"
       }
      }
     },
     "localname": "SharesIssuedUnderEquityProgramValue",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ShortTermInvestmentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Short-term investment.",
        "label": "Short-term Investment [Abstract]"
       }
      }
     },
     "localname": "ShortTermInvestmentAbstract",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShorttermInvestmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_ShortTermInvestmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Short Term Investments [member]",
        "label": "Short Term Investment [Member]"
       }
      }
     },
     "localname": "ShortTermInvestmentMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_ShortTermInvestmentsPurchasedCost": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Short-term investments purchased cost.",
        "label": "Short-term investments purchased cost",
        "terseLabel": "Short-term investments purchased cost"
       }
      }
     },
     "localname": "ShortTermInvestmentsPurchasedCost",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_ShortTermInvestmentsPurchasedPricePerUnit": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Short-term investments purchased price per unit.",
        "label": "Short-term Investments Purchased Price Per Unit",
        "terseLabel": "Short-term investments purchased price per unit"
       }
      }
     },
     "localname": "ShortTermInvestmentsPurchasedPricePerUnit",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative"
     ],
     "xbrltype": "perUnitItemType"
    },
    "groy_ShortTermInvestmentsPurchasedValueOfAdditionalCommonShareForPeriodOf60MonthsFollowingDateOfIssuanceThereof": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Short- term investments purchased, value of additional common share for period of 60 months following date of issuance thereof.",
        "label": "Short- term investments purchased, value of additional common share for period of 60 months following date of issuance thereof",
        "terseLabel": "Short-term investments purchased, value of additional common share for period of 60 months following the date of issuance thereof"
       }
      }
     },
     "localname": "ShortTermInvestmentsPurchasedValueOfAdditionalCommonShareForPeriodOf60MonthsFollowingDateOfIssuanceThereof",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "groy_StandbyFeeOnUndrawnPortionOfBankLoan": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Standby fee on undrawn portion of bank loan.",
        "label": "Standby Fee on Undrawn Portion of Bank Loan",
        "terseLabel": "Standby fee on undrawn portion of bank loan"
       }
      }
     },
     "localname": "StandbyFeeOnUndrawnPortionOfBankLoan",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "groy_StockIssuedDuringPeriodSharesPrivatePlacement": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock Issued During Period Shares Private Placement.",
        "label": "Number of stock issued for private placement"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesPrivatePlacement",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_StockbasedCompensation": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome": {
       "order": 4.0,
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock-based compensation.",
        "label": "Stock-based compensation",
        "verboseLabel": "Share-based compensation expense"
       }
      }
     },
     "localname": "StockbasedCompensation",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_SwansonMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Swanson.",
        "label": "Swanson [Member]"
       }
      }
     },
     "localname": "SwansonMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_TaxEffectNonTaxableDividends": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome": {
       "order": 3.0,
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tax effect non-taxable dividends.",
        "label": "Tax Effect Non-Taxable Dividends",
        "negatedLabel": "Non-taxable dividends",
        "terseLabel": "Non-taxable dividends"
       }
      }
     },
     "localname": "TaxEffectNonTaxableDividends",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_TitiribiMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Titiribi.",
        "label": "Titiribi [member]"
       }
      }
     },
     "localname": "TitiribiMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_TonopahWestMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tonopah west.",
        "label": "Tonopah West [Member]"
       }
      }
     },
     "localname": "TonopahWestMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_TotalGrossProceedsFromIpo": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gross proceeds from the IPO.",
        "label": "TotalGrossProceedsFromIpo",
        "totalLabel": "Total gross proceeds from the IPO"
       }
      }
     },
     "localname": "TotalGrossProceedsFromIpo",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_TotalGrossProceedsFromIpo1": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails": {
       "order": 0.0,
       "parentTag": "groy_NetProceedsFromInitialPublicOffering",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total gross proceeds from Ipo one.",
        "label": "Gross proceeds"
       }
      }
     },
     "localname": "TotalGrossProceedsFromIpo1",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAndGrossProceedFromInitialPublicOfferingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_TransactionCosts": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Transaction costs.",
        "label": "Transaction costs"
       }
      }
     },
     "localname": "TransactionCosts",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_TransferAgentAndRegulatoryFees": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 7.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Transfer agent and regulatory fees.",
        "label": "Transfer Agent and Regulatory Fees",
        "negatedLabel": "Transfer agent and regulatory fees",
        "terseLabel": "Transfer agent and regulatory fees"
       }
      }
     },
     "localname": "TransferAgentAndRegulatoryFees",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_UnderwritersMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Underwriters.",
        "label": "Underwriters [member]"
       }
      }
     },
     "localname": "UnderwritersMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_UnitsAcquiredDescription": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Units acquired description.",
        "label": "Units Acquired Description",
        "terseLabel": "Units acquired description"
       }
      }
     },
     "localname": "UnitsAcquiredDescription",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "groy_ValDOrMiningCorpMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Val-d\u2019Or Mining Corp.",
        "label": "Val-d Or Mining Corp [Member]"
       }
      }
     },
     "localname": "ValDOrMiningCorpMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_VzzAgreementMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "VZZ Agreement.",
        "label": "VZZ Agreement [Member]"
       }
      }
     },
     "localname": "VzzAgreementMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_WarrantExerciseExpirationDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Warrant exercise expiration date.",
        "label": "Warrant Exercise Expiration Date",
        "terseLabel": "Warrant exercise expiration date"
       }
      }
     },
     "localname": "WarrantExerciseExpirationDate",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "dateItemType"
    },
    "groy_WarrantExercisePrice": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Warrant exercise price",
        "label": "Warrant exercise price"
       }
      }
     },
     "localname": "WarrantExercisePrice",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "groy_WarrantsDeemedToBeExchangedForShares": {
     "auth_ref": [],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 2.0,
       "parentTag": "ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Warrants deemed to be exchanged for Shares.",
        "label": "15,946,732 Ely Warrants deemed to be exchanged for GRC Shares",
        "terseLabel": "1,166,389 Golden Valley share options deemed to be exchanged for GRC share options"
       }
      }
     },
     "localname": "WarrantsDeemedToBeExchangedForShares",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_WarrantsExercisableExchangeRatio": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Warrants exercisable exchange ratio",
        "label": "Warrants exercisable exchange ratio"
       }
      }
     },
     "localname": "WarrantsExercisableExchangeRatio",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "pureItemType"
    },
    "groy_WarrantsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Warrants [member]",
        "label": "Warrants [member]"
       }
      }
     },
     "localname": "WarrantsMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_WarrantsRecognizedInEquity": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Warrants recognized in equity.",
        "label": "Ely Warrants recognized in equity (Note 3)",
        "terseLabel": "Ely Warrants recognized in equity"
       }
      }
     },
     "localname": "WarrantsRecognizedInEquity",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_WarrantsToPurchaseCommonSharesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Warrants To Purchase Common Shares [Member]"
       }
      }
     },
     "localname": "WarrantsToPurchaseCommonSharesMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_WarrantsToPurchaseCommonSharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Warrants to purchase common shares outstanding.",
        "label": "Warrants to Purchase Common Shares Outstanding",
        "terseLabel": "Warrants to purchase common shares outstanding"
       }
      }
     },
     "localname": "WarrantsToPurchaseCommonSharesOutstanding",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "groy_WeightedAverageExercisePriceOfShareOptionsGrantedForExchangeOfPreviousIssuedOptions": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average exercise price of share options granted for exchange of previous issued options.",
        "label": "Weighted Average Exercise Price of Share Options Granted for Exchange of Previous Issued Options",
        "terseLabel": "Weighted Average Exercise Price, Golden Valley share options exchange for GRC share options"
       }
      }
     },
     "localname": "WeightedAverageExercisePriceOfShareOptionsGrantedForExchangeOfPreviousIssuedOptions",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShareOptionsActivitiesDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "groy_WeightedAverageRemainingContractualLifeOfExercisableShareOptions2019": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted Average Remaining Contractual Life of Exercisable Share Options.",
        "label": "Options Exercisable, Weighted Average Remaining Contractual Life"
       }
      }
     },
     "localname": "WeightedAverageRemainingContractualLifeOfExercisableShareOptions2019",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "groy_WeightedAverageRemainingContractualLifeOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average remaining contractual life of other equity instruments outstanding in share-based payment arrangement.",
        "label": "Weighted average remaining contractual life of other equity instruments outstanding in share-based payment arrangement",
        "terseLabel": "Weighted average remaining contractual life"
       }
      }
     },
     "localname": "WeightedAverageRemainingContractualLifeOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "durationItemType"
    },
    "groy_WhistlerMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Whistler.",
        "label": "Whistler [member]"
       }
      }
     },
     "localname": "WhistlerMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_WhistlerProjectMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Whistler project.",
        "label": "Whistler Project [Member]"
       }
      }
     },
     "localname": "WhistlerProjectMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "groy_WorkingCapital": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Working Capital.",
        "label": "Working capital"
       }
      }
     },
     "localname": "WorkingCapital",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "groy_YellowknifeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Yellowknife.",
        "label": "Yellowknife [member]"
       }
      }
     },
     "localname": "YellowknifeMember",
     "nsuri": "http://goldroyalty.com/20220930",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_AccountingProfit": {
     "auth_ref": [
      "r36",
      "r37"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of profit (loss) for a period before deducting tax expense. [Refer: Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Assessable profit"
       }
      }
     },
     "localname": "AccountingProfit",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AccumulatedOtherComprehensiveIncome": {
     "auth_ref": [
      "r245"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 3.0,
       "parentTag": "ifrs-full_Equity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of accumulated items of income and expense (including reclassification adjustments) that are not recognised in profit or loss as required or permitted by other IFRSs. [Refer: IFRSs [member]; Other comprehensive income]"
       }
      },
      "en-us": {
       "role": {
        "label": "Accumulated other comprehensive income (loss)",
        "terseLabel": "Accumulated other comprehensive income",
        "totalLabel": "Total accumulated other comprehensive income"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncome",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AccumulatedOtherComprehensiveIncomeMember": {
     "auth_ref": [
      "r242"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for accumulated other comprehensive income. [Refer: Other comprehensive income]"
       }
      },
      "en-us": {
       "role": {
        "label": "Accumulated other comprehensive income [member]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred": {
     "auth_ref": [
      "r117"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The fair value, at acquisition date, of the consideration transferred in a business combination. [Refer: Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Total consideration",
        "terseLabel": "Investment on equity interest",
        "totalLabel": "Total consideration",
        "verboseLabel": "Fair value of puchase consideration"
       }
      }
     },
     "localname": "AcquisitiondateFairValueOfTotalConsiderationTransferred",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Long-termInvestmentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable": {
     "auth_ref": [
      "r250"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 10.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "Adjustments for decrease (increase) in trade accounts receivable to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Accounts receivables"
       }
      }
     },
     "localname": "AdjustmentsForDecreaseIncreaseInTradeAccountReceivable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables": {
     "auth_ref": [
      "r252"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 8.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "Adjustments for decrease (increase) in trade and other receivables to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Trade and other receivables; Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Adjustments for decrease (increase) in trade and other receivables",
        "verboseLabel": "Prepaids and other receivables"
       }
      }
     },
     "localname": "AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AdjustmentsForDepreciationExpense": {
     "auth_ref": [
      "r252"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 13.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "Adjustments for depreciation expense to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Adjustments for depreciation expense",
        "terseLabel": "Depreciation"
       }
      }
     },
     "localname": "AdjustmentsForDepreciationExpense",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates": {
     "auth_ref": [
      "r252"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 1.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "Adjustments for gain (loss) on disposals investments in subsidiaries, joint ventures and associates to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Associates [member]; Joint ventures [member]; Subsidiaries [member]; Investments in subsidiaries, joint ventures and associates reported in separate financial statements; Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Share of loss in associate",
        "negatedLabel": "Share of loss in associate"
       }
      }
     },
     "localname": "AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAccountPayable": {
     "auth_ref": [
      "r250"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 7.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "Adjustments for increase (decrease) in trade accounts payable to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Adjustments for increase (decrease) in trade accounts payable",
        "verboseLabel": "Accounts payable and accrued liabilities"
       }
      }
     },
     "localname": "AdjustmentsForIncreaseDecreaseInTradeAccountPayable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AdjustmentsForInterestExpense": {
     "auth_ref": [
      "r252"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 2.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "Adjustments for interest expense to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Interest expense; Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Adjustments for interest expense",
        "terseLabel": "Interest expense"
       }
      }
     },
     "localname": "AdjustmentsForInterestExpense",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AdjustmentsForReconcileProfitLossAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Items not involving cash:"
       }
      }
     },
     "localname": "AdjustmentsForReconcileProfitLossAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_AdjustmentsForUnrealisedForeignExchangeLossesGains": {
     "auth_ref": [
      "r195",
      "r251"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 5.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "Adjustments for unrealised foreign exchange losses (gains) to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Unrealized foreign exchange loss"
       }
      }
     },
     "localname": "AdjustmentsForUnrealisedForeignExchangeLossesGains",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AggregatedTimeBandsMember": {
     "auth_ref": [
      "r16",
      "r98",
      "r100",
      "r101",
      "r132",
      "r162",
      "r163",
      "r164",
      "r170",
      "r185",
      "r210",
      "r211"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for aggregated time bands. It also represents the standard value for the 'Maturity' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Aggregated time bands [member]"
       }
      }
     },
     "localname": "AggregatedTimeBandsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_AmountsPayableRelatedPartyTransactions": {
     "auth_ref": [
      "r46",
      "r50"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amounts payable resulting from related party transactions. [Refer: Related parties [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Amounts payable, related party transactions"
       }
      }
     },
     "localname": "AmountsPayableRelatedPartyTransactions",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AnalysisOfIncomeAndExpenseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Analysis of income and expense [abstract]"
       }
      }
     },
     "localname": "AnalysisOfIncomeAndExpenseAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_ApplicableTaxRate": {
     "auth_ref": [
      "r37"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The applicable income tax rate."
       }
      },
      "en-us": {
       "role": {
        "label": "Canadian federal and provincial income tax rates"
       }
      }
     },
     "localname": "ApplicableTaxRate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome"
     ],
     "xbrltype": "percentItemType"
    },
    "ifrs-full_Assets": {
     "auth_ref": [
      "r13",
      "r91",
      "r92",
      "r94",
      "r152",
      "r155"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of a present economic resource controlled by the entity as a result of past events. Economic resource is a right that has the potential to produce economic benefits."
       }
      },
      "en-us": {
       "role": {
        "label": "Assets [Default Label]",
        "periodEndLabel": "Assets at end of period",
        "periodStartLabel": "Assets at beginning of period",
        "totalLabel": "Total assets"
       }
      }
     },
     "localname": "Assets",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets"
       }
      }
     },
     "localname": "AssetsAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_AssetsArisingFromExplorationForAndEvaluationOfMineralResources": {
     "auth_ref": [
      "r126"
     ],
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of assets arising from the search for mineral resources, including minerals, oil, natural gas and similar non-regenerative resources after the entity has obtained legal rights to explore in a specific area, as well as the determination of the technical feasibility and commercial viability of extracting the mineral resource."
       }
      },
      "en-us": {
       "role": {
        "label": "Assets arising from exploration for and evaluation of mineral resources",
        "periodEndLabel": "Balance at September 30, 2021",
        "periodStartLabel": "Balance at September 30, 2020"
       }
      }
     },
     "localname": "AssetsArisingFromExplorationForAndEvaluationOfMineralResources",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfExplorationAndEvaluationAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_AssociatesMember": {
     "auth_ref": [
      "r48",
      "r55",
      "r57",
      "r90",
      "r171",
      "r174"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for the entities over which the investor has significant influence."
       }
      },
      "en-us": {
       "role": {
        "label": "Associates [member]",
        "terseLabel": "Val-d'Or Mining Corporation [Member]"
       }
      }
     },
     "localname": "AssociatesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_BalancesWithBanks": {
     "auth_ref": [
      "r253"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfCashAndCashEquivalentsDetails": {
       "order": 0.0,
       "parentTag": "ifrs-full_CashAndCashEquivalents",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of cash balances held at banks."
       }
      },
      "en-us": {
       "role": {
        "label": "Cash at bank"
       }
      }
     },
     "localname": "BalancesWithBanks",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfCashAndCashEquivalentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_BasicEarningsLossPerShare": {
     "auth_ref": [
      "r58",
      "r59"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of profit (loss) attributable to ordinary equity holders of the parent entity (the numerator) divided by the weighted average number of ordinary shares outstanding during the period (the denominator)."
       }
      },
      "en-us": {
       "role": {
        "label": "Net loss per share, basic and diluted",
        "totalLabel": "Total basic earnings (loss) per share"
       }
      }
     },
     "localname": "BasicEarningsLossPerShare",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "perShareItemType"
    },
    "ifrs-full_BorrowingsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Borrowings [abstract]"
       }
      }
     },
     "localname": "BorrowingsAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_BorrowingsAdjustmentToInterestRateBasis": {
     "auth_ref": [
      "r258"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The adjustment to the basis (reference rate) used for calculation of the interest rate on borrowings. [Refer: Borrowings]"
       }
      },
      "en-us": {
       "role": {
        "label": "Borrowings, adjustment to interest rate basis",
        "terseLabel": "Increase (Decrease) of basis point in the applicable rate of interest",
        "verboseLabel": "Bank loan interest rate margin"
       }
      }
     },
     "localname": "BorrowingsAdjustmentToInterestRateBasis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "ifrs-full_BorrowingsByNameAxis": {
     "auth_ref": [
      "r258"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Borrowings by name [axis]"
       }
      }
     },
     "localname": "BorrowingsByNameAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_BorrowingsByNameMember": {
     "auth_ref": [
      "r258"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for all borrowings when disaggregated by name. It also represents the standard value for the 'Borrowings by name' axis if no other member is used. [Refer: Borrowings]"
       }
      },
      "en-us": {
       "role": {
        "label": "Borrowings by name [member]"
       }
      }
     },
     "localname": "BorrowingsByNameMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_BorrowingsInterestRate": {
     "auth_ref": [
      "r258"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The interest rate on borrowings. [Refer: Borrowings]"
       }
      },
      "en-us": {
       "role": {
        "label": "Borrowings, interest rate",
        "terseLabel": "Interest rate"
       }
      }
     },
     "localname": "BorrowingsInterestRate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "ifrs-full_BottomOfRangeMember": {
     "auth_ref": [
      "r96",
      "r107",
      "r164",
      "r200",
      "r201",
      "r258"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for the bottom of a range."
       }
      },
      "en-us": {
       "role": {
        "label": "Bottom of range [member]",
        "terseLabel": "Minimum [Member]"
       }
      }
     },
     "localname": "BottomOfRangeMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_BusinessCombinationsAxis": {
     "auth_ref": [
      "r120"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Business combinations [axis]"
       }
      }
     },
     "localname": "BusinessCombinationsAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_CashAndCashEquivalents": {
     "auth_ref": [
      "r10",
      "r71",
      "r86"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 0.0,
       "parentTag": "ifrs-full_CurrentAssets",
       "weight": 1.0
      },
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfCashAndCashEquivalentsDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents]"
       }
      },
      "en-us": {
       "role": {
        "label": "Cash and cash equivalents",
        "periodEndLabel": "End of year",
        "periodStartLabel": "Beginning of year",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "CashAndCashEquivalents",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfCashAndCashEquivalentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate": {
     "auth_ref": [
      "r256"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 0.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount recognised as of the acquisition date for cash and cash equivalents acquired in a business combination. [Refer: Cash and cash equivalents; Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Cash and cash equivalents recognised as of acquisition date",
        "verboseLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "CashAndCashEquivalentsRecognisedAsOfAcquisitionDate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CashFlowHedgesMember": {
     "auth_ref": [
      "r63",
      "r133",
      "r134",
      "r135"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for hedges of the exposure to variability in cash flows that (a) are attributable to a particular risk associated with a recognised asset or liability (such as all or some future interest payments on variable rate debt) or a highly probable forecast transaction; and (b) could affect profit or loss. [Refer: Hedges [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Cash flow hedges [member]"
       }
      }
     },
     "localname": "CashFlowHedgesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents": {
     "auth_ref": [
      "r248"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 7.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash inflow (outflow) due to a decrease (increase) in restricted cash and cash equivalents. [Refer: Restricted cash and cash equivalents]"
       }
      },
      "en-us": {
       "role": {
        "label": "Restricted cash released"
       }
      }
     },
     "localname": "CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CashFlowsFromUsedInFinancingActivities": {
     "auth_ref": [
      "r64",
      "r72"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 1.0,
       "parentTag": "ifrs-full_IncreaseDecreaseInCashAndCashEquivalents",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash flows from (used in) financing activities, which are activities that result in changes in the size and composition of the contributed equity and borrowings of the entity."
       }
      },
      "en-us": {
       "role": {
        "label": "Cash flows from (used in) financing activities",
        "netLabel": "Net cash flows from (used in) financing activities",
        "totalLabel": "Cash provided by financing activities"
       }
      }
     },
     "localname": "CashFlowsFromUsedInFinancingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financing activities"
       }
      }
     },
     "localname": "CashFlowsFromUsedInFinancingActivitiesAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_CashFlowsFromUsedInInvestingActivities": {
     "auth_ref": [
      "r64",
      "r72"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 2.0,
       "parentTag": "ifrs-full_IncreaseDecreaseInCashAndCashEquivalents",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash flows from (used in) investing activities, which are the acquisition and disposal of long-term assets and other investments not included in cash equivalents."
       }
      },
      "en-us": {
       "role": {
        "label": "Cash flows from (used in) investing activities",
        "netLabel": "Net cash flows from (used in) investing activities",
        "totalLabel": "Cash provided by / (used in) investing activities"
       }
      }
     },
     "localname": "CashFlowsFromUsedInInvestingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investing activities"
       }
      }
     },
     "localname": "CashFlowsFromUsedInInvestingActivitiesAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_CashFlowsFromUsedInOperatingActivities": {
     "auth_ref": [
      "r64",
      "r72"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 3.0,
       "parentTag": "ifrs-full_IncreaseDecreaseInCashAndCashEquivalents",
       "weight": 1.0
      }
     },
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash flows from (used in) operating activities, which are the principal revenue-producing activities of the entity and other activities that are not investing or financing activities. [Refer: Revenue]"
       }
      },
      "en-us": {
       "role": {
        "label": "Cash flows from (used in) operating activities",
        "netLabel": "Net cash flows from (used in) operating activities",
        "totalLabel": "Cash used in operating activities"
       }
      }
     },
     "localname": "CashFlowsFromUsedInOperatingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating activities"
       }
      }
     },
     "localname": "CashFlowsFromUsedInOperatingActivitiesAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities": {
     "auth_ref": [
      "r69"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 9.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The aggregate cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities. [Refer: Subsidiaries [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities",
        "negatedLabel": "Acquisition of Ely Gold Royalties Inc., net of cash acquired",
        "negatedTerseLabel": "Cash flows used in obtaining control of subsidiaries or other businesses"
       }
      }
     },
     "localname": "CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CashTransferred": {
     "auth_ref": [
      "r114"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 0.0,
       "parentTag": "ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The fair value, at acquisition date, of cash transferred as consideration in a business combination. [Refer: Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Cash paid to Ely shareholders(1)",
        "terseLabel": "Cash consideration",
        "verboseLabel": "Cash paid on acquisition"
       }
      }
     },
     "localname": "CashTransferred",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CategoriesOfRelatedPartiesAxis": {
     "auth_ref": [
      "r49"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Categories of related parties [axis]"
       }
      }
     },
     "localname": "CategoriesOfRelatedPartiesAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_ClassesOfFinancialInstrumentsAxis": {
     "auth_ref": [
      "r139",
      "r140",
      "r141",
      "r142"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Classes of financial instruments [axis]"
       }
      }
     },
     "localname": "ClassesOfFinancialInstrumentsAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_ClassesOfFinancialInstrumentsMember": {
     "auth_ref": [
      "r139",
      "r140",
      "r141",
      "r142"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for aggregated classes of financial instruments. Financial instruments are contracts that give rise to a financial asset of one entity and a financial liability or equity instrument of another entity. It also represents the standard value for the 'Classes of financial instruments' axis if no other member is used. [Refer: Financial assets; Financial liabilities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Financial instruments, class [member]"
       }
      }
     },
     "localname": "ClassesOfFinancialInstrumentsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis": {
     "auth_ref": [
      "r42"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Classes of property, plant and equipment [axis]"
       }
      }
     },
     "localname": "ClassesOfPropertyPlantAndEquipmentAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncomeDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOptionIncomeGeneratedFromMinesDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_ClassesOfShareCapitalAxis": {
     "auth_ref": [
      "r23"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Classes of share capital [axis]"
       }
      }
     },
     "localname": "ClassesOfShareCapitalAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_ClassesOfShareCapitalMember": {
     "auth_ref": [
      "r23"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for share capital of the entity. It also represents the standard value for the 'Classes of share capital' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Share capital [member]"
       }
      }
     },
     "localname": "ClassesOfShareCapitalMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Cover"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_ComponentsOfEquityAxis": {
     "auth_ref": [
      "r5"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Components of equity [axis]"
       }
      }
     },
     "localname": "ComponentsOfEquityAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_ComprehensiveIncome": {
     "auth_ref": [
      "r1",
      "r27",
      "r74",
      "r76",
      "r83",
      "r197"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of change in equity resulting from transactions and other events, other than those changes resulting from transactions with owners in their capacity as owners."
       }
      },
      "en-us": {
       "role": {
        "label": "Comprehensive income",
        "totalLabel": "Total comprehensive loss for the year"
       }
      }
     },
     "localname": "ComprehensiveIncome",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ConsiderationPaidReceived": {
     "auth_ref": [
      "r70"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of consideration paid or received in respect of both obtaining and losing control of subsidiaries or other businesses. [Refer: Subsidiaries [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Consideration transferred, acquisition",
        "terseLabel": "Consideration paid/received",
        "verboseLabel": "Share consideration"
       }
      }
     },
     "localname": "ConsiderationPaidReceived",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ContractDurationAxis": {
     "auth_ref": [
      "r204"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Contract duration [axis]"
       }
      }
     },
     "localname": "ContractDurationAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_ContractDurationMember": {
     "auth_ref": [
      "r204"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for all durations of contracts with customers. It also represents the standard value for the 'Contract duration' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Contract duration [member]"
       }
      }
     },
     "localname": "ContractDurationMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_CounterpartiesAxis": {
     "auth_ref": [
      "r145"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Counterparties [axis]"
       }
      }
     },
     "localname": "CounterpartiesAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Long-termInvestmentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_CounterpartiesMember": {
     "auth_ref": [
      "r145"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for the parties to the transaction other than the entity. It also represents the standard value for the 'Counterparties' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Counterparties [member]"
       }
      }
     },
     "localname": "CounterpartiesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Long-termInvestmentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_CurrentAssets": {
     "auth_ref": [
      "r17",
      "r79",
      "r197"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 0.0,
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of assets that the entity (a) expects to realise or intends to sell or consume in its normal operating cycle; (b) holds primarily for the purpose of trading; (c) expects to realise within twelve months after the reporting period; or (d) classifies as cash or cash equivalents (as defined in IAS 7) unless the asset is restricted from being exchanged or used to settle a liability for at least twelve months after the reporting period. [Refer: Assets]"
       }
      },
      "en-us": {
       "role": {
        "label": "Current assets [Default Label]",
        "totalLabel": "Total current assets"
       }
      }
     },
     "localname": "CurrentAssets",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CurrentAssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Current assets"
       }
      }
     },
     "localname": "CurrentAssetsAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_CurrentAssetsRecognisedAsOfAcquisitionDate": {
     "auth_ref": [
      "r256"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 4.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "Expiry date 2022-01-01: The amount recognised as of the acquisition date for current assets acquired in a business combination. [Refer: Business combinations [member]]\nEffective 2022-01-01: The amount recognised as of the acquisition date for current assets acquired in a business combination. [Refer: Current assets; Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Prepaid and other receivables"
       }
      }
     },
     "localname": "CurrentAssetsRecognisedAsOfAcquisitionDate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CurrentDerivativeFinancialLiabilities": {
     "auth_ref": [
      "r245"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 1.0,
       "parentTag": "ifrs-full_CurrentLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of current derivative financial liabilities. [Refer: Derivative financial liabilities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Current derivative financial liabilities",
        "terseLabel": "Derivative liabilities"
       }
      }
     },
     "localname": "CurrentDerivativeFinancialLiabilities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CurrentInvestments": {
     "auth_ref": [
      "r245"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 1.0,
       "parentTag": "ifrs-full_CurrentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of current investments."
       }
      },
      "en-us": {
       "role": {
        "label": "Short-term investments",
        "periodEndLabel": "Ending Balance",
        "periodStartLabel": "Beginning Balance",
        "verboseLabel": "Investment"
       }
      }
     },
     "localname": "CurrentInvestments",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShorttermInvestmentsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CurrentLiabilities": {
     "auth_ref": [
      "r18",
      "r81",
      "r197"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 1.0,
       "parentTag": "ifrs-full_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "Expiry date 2023-01-01: The amount of liabilities that: (a) the entity expects to settle in its normal operating cycle; (b) the entity holds primarily for the purpose of trading; (c) are due to be settled within twelve months after the reporting period; or (d) the entity does not have an unconditional right to defer settlement for at least twelve months after the reporting period.\nEffective 2023-01-01: The amount of liabilities that: (a) the entity expects to settle in its normal operating cycle; (b) the entity holds primarily for the purpose of trading; (c) are due to be settled within twelve months after the reporting period; or (d) the entity does not have the right at the end of the reporting period to defer settlement for at least twelve months after the reporting period."
       }
      },
      "en-us": {
       "role": {
        "label": "Current liabilities",
        "negatedLabel": "Current liabilities",
        "totalLabel": "Total current liabilities"
       }
      }
     },
     "localname": "CurrentLiabilities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_CurrentLiabilitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Current Liabilities"
       }
      }
     },
     "localname": "CurrentLiabilitiesAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_CurrentTaxExpenseIncome": {
     "auth_ref": [
      "r183"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 2.0,
       "parentTag": "ifrs-full_ProfitLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of income taxes payable (recoverable) in respect of the taxable profit (tax loss) for a period."
       }
      },
      "en-us": {
       "role": {
        "label": "Current tax expense (income)",
        "negatedLabel": "Current tax expense",
        "terseLabel": "Current tax expense"
       }
      }
     },
     "localname": "CurrentTaxExpenseIncome",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_DeferredTaxAssetsAndLiabilitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred tax assets and (liabilities):"
       }
      }
     },
     "localname": "DeferredTaxAssetsAndLiabilitiesAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DeferredTaxExpenseIncome": {
     "auth_ref": [
      "r39"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 11.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 1.0,
       "parentTag": "ifrs-full_ProfitLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of tax expense (income) relating to changes in deferred tax liabilities and deferred tax assets. [Refer: Deferred tax assets; Deferred tax liabilities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Deferred tax expense (income)",
        "negatedLabel": "Deferred tax expense",
        "negatedTerseLabel": "Deferred tax recovery",
        "terseLabel": "Deferred tax recovery"
       }
      }
     },
     "localname": "DeferredTaxExpenseIncome",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_DeferredTaxLiabilities": {
     "auth_ref": [
      "r12",
      "r14",
      "r38"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 5.0,
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amounts of income taxes payable in future periods in respect of taxable temporary differences. [Refer: Temporary differences [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Deferred income tax liability"
       }
      }
     },
     "localname": "DeferredTaxLiabilities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate": {
     "auth_ref": [
      "r256"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 17.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount recognised as of the acquisition date for deferred tax liabilities assumed in a business combination. [Refer: Deferred tax liabilities; Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Deferred tax liabilities recognised as of acquisition date",
        "negatedLabel": "Deferred income tax liability"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_DeferredTaxLiabilityAsset": {
     "auth_ref": [
      "r38"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of deferred tax liabilities or assets. [Refer: Deferred tax liabilities; Deferred tax assets]"
       }
      },
      "en-us": {
       "role": {
        "label": "Deferred income tax liabilities, net",
        "netLabel": "Net deferred tax liability (asset)",
        "periodEndLabel": "Deferred tax liability (asset) at end of period",
        "periodStartLabel": "Deferred tax liability (asset) at beginning of period",
        "totalLabel": "Deferred income tax liabilities, net"
       }
      }
     },
     "localname": "DeferredTaxLiabilityAsset",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_DepreciationExpense": {
     "auth_ref": [
      "r243"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 0.0,
       "parentTag": "ifrs-full_GrossProfit",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of depreciation expense. Depreciation is the systematic allocation of depreciable amounts of tangible assets over their useful lives."
       }
      },
      "en-us": {
       "role": {
        "label": "Depreciation expense",
        "negatedLabel": "Depletion",
        "terseLabel": "Depreciation"
       }
      }
     },
     "localname": "DepreciationExpense",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOtherMineralInterestsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_DerivativeFinancialLiabilities": {
     "auth_ref": [
      "r245"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of financial liabilities classified as derivative instruments. [Refer: Financial assets; Derivatives [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Derivative financial liabilities",
        "periodEndLabel": "Ending Balance",
        "periodStartLabel": "Beginning Balance"
       }
      }
     },
     "localname": "DerivativeFinancialLiabilities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfMovementInDerivativeLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for business combinations. [Refer: Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Business combinations"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForEarningsPerShareExplanatory": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for earnings per share."
       }
      },
      "en-us": {
       "role": {
        "label": "Net loss per share"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForEarningsPerShareExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForExplorationAndEvaluationExpenditures": {
     "auth_ref": [
      "r125"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for exploration and evaluation assets. [Refer: Exploration and evaluation assets [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Exploration and Evaluation Assets"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForExplorationAndEvaluationExpenditures",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for financial instruments. [Refer: Financial instruments, class [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Description of accounting policy for financial instruments [text block]",
        "verboseLabel": "Financial Instruments"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for foreign currency translation."
       }
      },
      "en-us": {
       "role": {
        "label": "Foreign currencies"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for the impairment of assets."
       }
      },
      "en-us": {
       "role": {
        "label": "Impairment of non-financial assets"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for income tax."
       }
      },
      "en-us": {
       "role": {
        "label": "Description of accounting policy for income tax",
        "terseLabel": "Income taxes"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForIncomeTaxExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForInvestmentInAssociates": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for investments in associates. [Refer: Associates [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Description of accounting policy for investment in associates [text block]",
        "terseLabel": "Investment in associate"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForInvestmentInAssociates",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForMiningAssetsExplanatory": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for mining assets. [Refer: Mining assets]"
       }
      },
      "en-us": {
       "role": {
        "label": "Description of accounting policy for mining assets [text block]",
        "verboseLabel": "Royalties"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForMiningAssetsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForRecognitionOfRevenue": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for recognising revenue. [Refer: Revenue]"
       }
      },
      "en-us": {
       "role": {
        "label": "Revenue recognition"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForRecognitionOfRevenue",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForRestrictedCashAndCashEquivalentsExplanatory": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for restricted cash and cash equivalents. [Refer: Restricted cash and cash equivalents]"
       }
      },
      "en-us": {
       "role": {
        "label": "Description of accounting policy for restricted cash and cash equivalents [text block]",
        "verboseLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForRestrictedCashAndCashEquivalentsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for segment reporting."
       }
      },
      "en-us": {
       "role": {
        "label": "Segment Reporting"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForSegmentReportingExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAccountingPolicyForSharebasedPaymentTransactionsExplanatory": {
     "auth_ref": [
      "r244"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the entity's accounting policy for transactions in which the entity: (a) receives goods or services from the supplier of those goods or services (including an employee) in a share-based payment arrangement; or (b) incurs an obligation to settle the transaction with the supplier in a share-based payment arrangement when another group entity receives those goods or services. [Refer: Share-based payment arrangements [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Share-based payments"
       }
      }
     },
     "localname": "DescriptionOfAccountingPolicyForSharebasedPaymentTransactionsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DescriptionOfAcquiree": {
     "auth_ref": [
      "r112"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The description of the business or businesses that the acquirer obtains control of in a business combination. [Refer: Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Description of acquiree",
        "terseLabel": "Acquisition description"
       }
      }
     },
     "localname": "DescriptionOfAcquiree",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted": {
     "auth_ref": [
      "r109"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The expected volatility of the share price used to calculate the fair value of the share options granted. Expected volatility is a measure of the amount by which a price is expected to fluctuate during a period. The measure of volatility used in option pricing models is the annualised standard deviation of the continuously compounded rates of return on the share over a period of time."
       }
      },
      "en-us": {
       "role": {
        "label": "Expected volatility"
       }
      }
     },
     "localname": "DescriptionOfExpectedVolatilityShareOptionsGranted",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAssumptionsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted": {
     "auth_ref": [
      "r109"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The implied yield currently available on zero-coupon government issues of the country in whose currency the exercise price for share options granted is expressed, with a remaining term equal to the expected term of the option being valued (based on the option's remaining contractual life and taking into account the effects of expected early exercise). [Refer: Government [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Risk-free interest rate",
        "terseLabel": "Risk-free interest rate"
       }
      }
     },
     "localname": "DescriptionOfRiskFreeInterestRateShareOptionsGranted",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAssumptionsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "ifrs-full_DirectorsRemunerationExpense": {
     "auth_ref": [
      "r243"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfKeyManagementTransactionsDetails": {
       "order": 1.0,
       "parentTag": "ifrs-full_KeyManagementPersonnelCompensation",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of remuneration paid or payable to the entity's directors."
       }
      },
      "en-us": {
       "role": {
        "label": "Directors\u2019 fees"
       }
      }
     },
     "localname": "DirectorsRemunerationExpense",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfKeyManagementTransactionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_DisclosureOfBorrowingsExplanatory": {
     "auth_ref": [
      "r240"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of borrowings. [Refer: Borrowings]"
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of borrowings [text block]",
        "terseLabel": "Bank loan"
       }
      }
     },
     "localname": "DisclosureOfBorrowingsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoan"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfBusinessCombinationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of detailed information about business combination [abstract]"
       }
      }
     },
     "localname": "DisclosureOfBusinessCombinationsAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfBusinessCombinationsExplanatory": {
     "auth_ref": [
      "r122"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The entire disclosure for business combinations."
       }
      },
      "en-us": {
       "role": {
        "label": "Acquisition of Ely, Golden Valley and Abitibi"
       }
      }
     },
     "localname": "DisclosureOfBusinessCombinationsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibi"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfBusinessCombinationsTable": {
     "auth_ref": [
      "r120"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to details of business combinations."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of detailed information about business combination [table]"
       }
      }
     },
     "localname": "DisclosureOfBusinessCombinationsTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory": {
     "auth_ref": [
      "r240"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of cash and cash equivalents. [Refer: Cash and cash equivalents]"
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of cash and cash equivalents [text block]",
        "verboseLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "DisclosureOfCashAndCashEquivalentsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/CashAndCashEquivalents"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfDeferredTaxesExplanatory": {
     "auth_ref": [
      "r240"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of deferred taxes. [Refer: Deferred tax liabilities; Deferred tax assets]"
       }
      },
      "en-us": {
       "role": {
        "label": "Summary of Deferred Income Tax Assets and Liabilities",
        "terseLabel": "Components of Deferred Income Tax Assets and Liabilities"
       }
      }
     },
     "localname": "DisclosureOfDeferredTaxesExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfDerivativeFinancialInstrumentsExplanatory": {
     "auth_ref": [
      "r240"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of derivative financial instruments. [Refer: Derivatives [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of derivative financial instruments [text block]",
        "verboseLabel": "Derivative liabilities"
       }
      }
     },
     "localname": "DisclosureOfDerivativeFinancialInstrumentsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilities1"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of detailed information about borrowings [abstract]"
       }
      }
     },
     "localname": "DisclosureOfDetailedInformationAboutBorrowingsAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsExplanatory": {
     "auth_ref": [
      "r258"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of detailed information about borrowings. [Refer: Borrowings]"
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of detailed information about borrowings [text block]",
        "terseLabel": "Schedule of Movement of Bank Loan"
       }
      }
     },
     "localname": "DisclosureOfDetailedInformationAboutBorrowingsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems": {
     "auth_ref": [],
     "lang": {
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of detailed information about borrowings [line items]"
       }
      }
     },
     "localname": "DisclosureOfDetailedInformationAboutBorrowingsLineItems",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable": {
     "auth_ref": [
      "r258"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to details of borrowings."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of detailed information about borrowings [table]"
       }
      }
     },
     "localname": "DisclosureOfDetailedInformationAboutBorrowingsTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory": {
     "auth_ref": [
      "r123"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of detailed information about business combinations. [Refer: Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Summary of Fair Value of Assets Acquired and Liabilities Assumed"
       }
      }
     },
     "localname": "DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable": {
     "auth_ref": [
      "r97"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the disaggregation of revenue from contracts with customers."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of disaggregation of revenue from contracts with customers [table]"
       }
      }
     },
     "localname": "DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxesDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory": {
     "auth_ref": [
      "r34"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The entire disclosure for events after the reporting period."
       }
      },
      "en-us": {
       "role": {
        "label": "Subsequent Events",
        "terseLabel": "Subsequent events"
       }
      }
     },
     "localname": "DisclosureOfEventsAfterReportingPeriodExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSubsequentEvents"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfExplorationAndEvaluationAssetsExplanatory": {
     "auth_ref": [
      "r127"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The entire disclosure for exploration and evaluation assets."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of exploration and evaluation assets [text block]",
        "verboseLabel": "Exploration and evaluation assets"
       }
      }
     },
     "localname": "DisclosureOfExplorationAndEvaluationAssetsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/ExplorationAndEvaluationAssets"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfFairValueMeasurementOfEquityExplanatory": {
     "auth_ref": [
      "r95"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of the fair value measurement of equity."
       }
      },
      "en-us": {
       "role": {
        "label": "Summary of Fair Value and Gross Proceed from Initial Public Offering"
       }
      }
     },
     "localname": "DisclosureOfFairValueMeasurementOfEquityExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfFairValueOfFinancialInstrumentsExplanatory": {
     "auth_ref": [
      "r240"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of the fair value of financial instruments. [Refer: Financial instruments, class [member]; At fair value [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Summary of Financial Instruments At Fair Value"
       }
      }
     },
     "localname": "DisclosureOfFairValueOfFinancialInstrumentsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfFinancialInstrumentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of detailed information about financial instruments [abstract]"
       }
      }
     },
     "localname": "DisclosureOfFinancialInstrumentsAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfFinancialInstrumentsExplanatory": {
     "auth_ref": [
      "r147"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The entire disclosure for financial instruments."
       }
      },
      "en-us": {
       "role": {
        "label": "Financial Instruments",
        "terseLabel": "Financial instruments"
       }
      }
     },
     "localname": "DisclosureOfFinancialInstrumentsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstruments"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfFinancialInstrumentsTable": {
     "auth_ref": [
      "r136",
      "r140",
      "r144"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to details of financial instruments."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of detailed information about financial instruments [table]"
       }
      }
     },
     "localname": "DisclosureOfFinancialInstrumentsTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFinancialInstrumentsAtFairValueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfIncomeTaxExplanatory": {
     "auth_ref": [
      "r40"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The entire disclosure for income taxes."
       }
      },
      "en-us": {
       "role": {
        "label": "Income taxes"
       }
      }
     },
     "localname": "DisclosureOfIncomeTaxExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIncomeTaxes"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityTable": {
     "auth_ref": [
      "r62"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to intangible assets that are material to the entity."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of intangible assets material to entity [table]"
       }
      }
     },
     "localname": "DisclosureOfIntangibleAssetsMaterialToEntityTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleParentheticalDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfInterestsInAssociatesExplanatory": {
     "auth_ref": [
      "r77"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of interests in associates. [Refer: Associates [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of interests in associates [text block]",
        "terseLabel": "Investment in associate"
       }
      }
     },
     "localname": "DisclosureOfInterestsInAssociatesExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociate"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory": {
     "auth_ref": [
      "r240"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of investments accounted for using the equity method. [Refer: Investments accounted for using equity method]"
       }
      },
      "en-us": {
       "role": {
        "label": "Summary of Short-Term Investments Comprise of Common Shares"
       }
      }
     },
     "localname": "DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodExplanatory": {
     "auth_ref": [
      "r240"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of investments other than investments accounted for using the equity method. [Refer: Investments other than investments accounted for using equity method]"
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of investments other than investments accounted for using equity method [text block]",
        "verboseLabel": "Long-term investments"
       }
      }
     },
     "localname": "DisclosureOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/Long-termInvestments"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfIssuedCapitalExplanatory": {
     "auth_ref": [
      "r240"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of issued capital. [Refer: Issued capital]"
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of issued capital [text block]",
        "terseLabel": "Issued capital",
        "verboseLabel": "Issued Capital"
       }
      }
     },
     "localname": "DisclosureOfIssuedCapitalExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapital1"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfNonadjustingEventsAfterReportingPeriodTable": {
     "auth_ref": [
      "r33"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to non-adjusting events after the reporting period."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of non-adjusting events after reporting period [table]"
       }
      }
     },
     "localname": "DisclosureOfNonadjustingEventsAfterReportingPeriodTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfNotesAndOtherExplanatoryInformationExplanatory": {
     "auth_ref": [
      "r0"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of notes and other explanatory information as part of a complete set of financial statements."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of notes and other explanatory information [text block]"
       }
      }
     },
     "localname": "DisclosureOfNotesAndOtherExplanatoryInformationExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesDetailsNarrative"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory": {
     "auth_ref": [
      "r107"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of the number and weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Summary of Share Options Activities"
       }
      }
     },
     "localname": "DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsTable": {
     "auth_ref": [
      "r107"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the number and weighted average remaining contractual life of outstanding share options."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of number and weighted average remaining contractual life of outstanding share options [table]"
       }
      }
     },
     "localname": "DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfOffsettingOfFinancialAssetsTable": {
     "auth_ref": [
      "r128"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the offsetting of financial assets."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of offsetting of financial assets [table]"
       }
      }
     },
     "localname": "DisclosureOfOffsettingOfFinancialAssetsTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Long-termInvestmentsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfOperatingSegmentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of operating segments [abstract]"
       }
      }
     },
     "localname": "DisclosureOfOperatingSegmentsAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfOperatingSegmentsExplanatory": {
     "auth_ref": [
      "r152"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of operating segments. [Refer: Operating segments [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Operating Segments",
        "terseLabel": "Operating segments"
       }
      }
     },
     "localname": "DisclosureOfOperatingSegmentsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureOperatingSegments"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfPropertyPlantAndEquipmentTable": {
     "auth_ref": [
      "r42"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to details of property, plant and equipment."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of detailed information about property, plant and equipment [table]"
       }
      }
     },
     "localname": "DisclosureOfPropertyPlantAndEquipmentTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsExplanatory": {
     "auth_ref": [
      "r107"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of the range of exercise prices for outstanding share options."
       }
      },
      "en-us": {
       "role": {
        "label": "Summary of Range of Options Outstanding and Exercisable"
       }
      }
     },
     "localname": "DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfRelatedPartyExplanatory": {
     "auth_ref": [
      "r51"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The entire disclosure for related parties."
       }
      },
      "en-us": {
       "role": {
        "label": "Related Party Transactions",
        "terseLabel": "Related party transactions"
       }
      }
     },
     "localname": "DisclosureOfRelatedPartyExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactions1"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfReservesAndOtherEquityInterestExplanatory": {
     "auth_ref": [
      "r24"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of reserves within equity. [Refer: Other reserves [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Summary of Warrants and Share Options"
       }
      }
     },
     "localname": "DisclosureOfReservesAndOtherEquityInterestExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfRiskManagementStrategyRelatedToHedgeAccountingTable": {
     "auth_ref": [
      "r130"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to the risk management strategy in relation to hedge accounting."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of risk management strategy related to hedge accounting [table]"
       }
      }
     },
     "localname": "DisclosureOfRiskManagementStrategyRelatedToHedgeAccountingTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfSignificantInvestmentsInAssociatesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of associates [abstract]"
       }
      }
     },
     "localname": "DisclosureOfSignificantInvestmentsInAssociatesAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfSignificantInvestmentsInAssociatesExplanatory": {
     "auth_ref": [
      "r55",
      "r57",
      "r90"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of associates. [Refer: Associates [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of associates [text block]",
        "terseLabel": "Summary of Changes to Investment in Associates"
       }
      }
     },
     "localname": "DisclosureOfSignificantInvestmentsInAssociatesExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfSignificantInvestmentsInAssociatesLineItems": {
     "auth_ref": [],
     "lang": {
      "en": {
       "role": {
        "documentation": "Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of associates [line items]"
       }
      }
     },
     "localname": "DisclosureOfSignificantInvestmentsInAssociatesLineItems",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfSignificantInvestmentsInAssociatesTable": {
     "auth_ref": [
      "r55",
      "r57",
      "r90"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to associates."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of associates [table]"
       }
      }
     },
     "localname": "DisclosureOfSignificantInvestmentsInAssociatesTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory": {
     "auth_ref": [
      "r7"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The entire disclosure for significant accounting policies applied by the entity."
       }
      },
      "en-us": {
       "role": {
        "label": "Basis of Preparation and Significant Accounting Policies"
       }
      }
     },
     "localname": "DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory": {
     "auth_ref": [
      "r47"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The disclosure of transactions between the entity and its related parties. [Refer: Related parties [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Summary of Key Management Transactions"
       }
      }
     },
     "localname": "DisclosureOfTransactionsBetweenRelatedPartiesExplanatory",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable": {
     "auth_ref": [
      "r49"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to transactions between related parties."
       }
      },
      "en-us": {
       "role": {
        "label": "Disclosure of transactions between related parties [table]"
       }
      }
     },
     "localname": "DisclosureOfTransactionsBetweenRelatedPartiesTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DisclosureOfVoluntaryChangeInAccountingPolicyAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of voluntary change in accounting policy [abstract]"
       }
      }
     },
     "localname": "DisclosureOfVoluntaryChangeInAccountingPolicyAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_DividendsPaid": {
     "auth_ref": [
      "r6"
     ],
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of dividends recognised as distributions to owners."
       }
      },
      "en-us": {
       "role": {
        "label": "Dividends recognised as distributions to owners",
        "negatedLabel": "Dividends recognised as distributions to owners",
        "negatedTerseLabel": "Dividends"
       }
      }
     },
     "localname": "DividendsPaid",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_DividendsPaidClassifiedAsFinancingActivities": {
     "auth_ref": [
      "r68"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 7.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash outflow for dividends paid by the entity, classified as financing activities."
       }
      },
      "en-us": {
       "role": {
        "label": "Dividends paid, classified as financing activities",
        "negatedTerseLabel": "Dividends"
       }
      }
     },
     "localname": "DividendsPaidClassifiedAsFinancingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_DividendsPaidOrdinaryShares": {
     "auth_ref": [
      "r61"
     ],
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of dividends paid by the entity on ordinary shares. [Refer: Ordinary shares [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Dividends paid, ordinary shares",
        "terseLabel": "Dividend paid, amount"
       }
      }
     },
     "localname": "DividendsPaidOrdinaryShares",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents": {
     "auth_ref": [
      "r66",
      "r67"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 0.0,
       "parentTag": "ifrs-full_IncreaseDecreaseInCashAndCashEquivalents",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The effect of exchange rate changes on cash and cash equivalents held or due in a foreign currency. [Refer: Cash and cash equivalents]"
       }
      },
      "en-us": {
       "role": {
        "label": "Effect of exchange rate changes on cash"
       }
      }
     },
     "localname": "EffectOfExchangeRateChangesOnCashAndCashEquivalents",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_EntitysTotalForAssociatesMember": {
     "auth_ref": [
      "r55",
      "r57",
      "r90",
      "r173",
      "r175"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Associates' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Entity's total for associates [member]"
       }
      }
     },
     "localname": "EntitysTotalForAssociatesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_EntitysTotalForBusinessCombinationsMember": {
     "auth_ref": [
      "r120",
      "r121"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Business combinations' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Entity's total for business combinations [member]"
       }
      }
     },
     "localname": "EntitysTotalForBusinessCombinationsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Short-termInvestmentsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_EntitysTotalForRelatedPartiesMember": {
     "auth_ref": [
      "r49"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for the standard value for the 'Categories of related parties' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Entity's total for related parties [member]"
       }
      }
     },
     "localname": "EntitysTotalForRelatedPartiesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_Equity": {
     "auth_ref": [
      "r13",
      "r21",
      "r73",
      "r75",
      "r91",
      "r92",
      "r94"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 0.0,
       "parentTag": "ifrs-full_EquityAndLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of residual interest in the assets of the entity after deducting all its liabilities."
       }
      },
      "en-us": {
       "role": {
        "label": "Equity [Default Label]",
        "periodEndLabel": "Balance",
        "periodStartLabel": "Balance",
        "totalLabel": "Total equity"
       }
      }
     },
     "localname": "Equity",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_EquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity"
       }
      }
     },
     "localname": "EquityAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_EquityAndLiabilities": {
     "auth_ref": [
      "r13"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of the entity's equity and liabilities. [Refer: Equity; Liabilities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Equity and liabilities",
        "totalLabel": "Total equity and liabilities"
       }
      }
     },
     "localname": "EquityAndLiabilities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_EquityMember": {
     "auth_ref": [
      "r5"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for the residual interest in the assets of the entity after deducting all its liabilities. It also represents the standard value for the 'Components of equity' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Equity [member]"
       }
      }
     },
     "localname": "EquityMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_EquityPriceRiskMember": {
     "auth_ref": [
      "r209",
      "r213"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for a component of other price risk that represents the type of risk that the fair value or future cash flows of a financial instrument will fluctuate because of changes in equity prices. [Refer: Financial instruments, class [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Equity price risk [member]"
       }
      }
     },
     "localname": "EquityPriceRiskMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_ExchangeDifferencesOnTranslationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Item that may be reclassified subsequently to net income:"
       }
      }
     },
     "localname": "ExchangeDifferencesOnTranslationAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_ExercisePriceShareOptionsGranted2019": {
     "auth_ref": [
      "r109"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The exercise price of share options granted."
       }
      },
      "en-us": {
       "role": {
        "label": "Exercise price of shares",
        "terseLabel": "Exercise price of share options granted",
        "verboseLabel": "Exercise Price"
       }
      }
     },
     "localname": "ExercisePriceShareOptionsGranted2019",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "ifrs-full_ExpectedDividendAsPercentageShareOptionsGranted": {
     "auth_ref": [
      "r109"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The percentage of an expected dividend used to calculate the fair value of share options granted."
       }
      },
      "en-us": {
       "role": {
        "label": "Expected dividend yield"
       }
      }
     },
     "localname": "ExpectedDividendAsPercentageShareOptionsGranted",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfFairValueAssumptionsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "ifrs-full_ExpenseByNatureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Expenses"
       }
      }
     },
     "localname": "ExpenseByNatureAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees": {
     "auth_ref": [
      "r243"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 12.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of expense from share-based payment transactions with employees. [Refer: Expense from share-based payment transactions]"
       }
      },
      "en-us": {
       "role": {
        "label": "Recognized share-based compensation",
        "terseLabel": "Share-based compensation expense",
        "verboseLabel": "Share-based compensation"
       }
      }
     },
     "localname": "ExpenseFromSharebasedPaymentTransactionsWithEmployees",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithPartiesOtherThanEmployees": {
     "auth_ref": [
      "r243"
     ],
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of expense from share-based payment transactions with parties other than employees. [Refer: Expense from share-based payment transactions]"
       }
      },
      "en-us": {
       "role": {
        "label": "Expense from share-based payment transactions with parties other than employees",
        "terseLabel": "Expense from share-based payment transaction with non-employees"
       }
      }
     },
     "localname": "ExpenseFromSharebasedPaymentTransactionsWithPartiesOtherThanEmployees",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_FinancialAssetsRecognisedAsOfAcquisitionDate": {
     "auth_ref": [
      "r206",
      "r207"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 2.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount recognised as of the acquisition date for financial assets acquired in a business combination. [Refer: Financial assets; Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Fair value investment of acquisition",
        "verboseLabel": "Short-term investments"
       }
      }
     },
     "localname": "FinancialAssetsRecognisedAsOfAcquisitionDate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_FinancialLiabilitiesRecognisedAsOfAcquisitionDate": {
     "auth_ref": [
      "r206",
      "r207"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 16.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount recognised as of the acquisition date for financial liabilities assumed in a business combination. [Refer: Financial liabilities; Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Financial liabilities recognised as of acquisition date",
        "negatedLabel": "Lease obligation"
       }
      }
     },
     "localname": "FinancialLiabilitiesRecognisedAsOfAcquisitionDate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_GainsLossesOnChangeInFairValueOfDerivatives": {
     "auth_ref": [
      "r246"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 16.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 10.0,
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The gains (losses) resulting from change in the fair value of derivatives recognised in profit or loss. [Refer: Derivatives [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Change in fair value of derivative liability",
        "negatedLabel": "Change in fair value of derivative liabilities",
        "negatedTerseLabel": "Change in fair value during the year",
        "netLabel": "Net gains (losses) on change in fair value of derivatives",
        "terseLabel": "Change in fair value of derivative liabilities",
        "verboseLabel": "Fair value gain on change in fair value of derivative liabilities"
       }
      }
     },
     "localname": "GainsLossesOnChangeInFairValueOfDerivatives",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfMovementInDerivativeLiabilitiesDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss": {
     "auth_ref": [
      "r8",
      "r43"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 2.0,
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of exchange differences recognised in profit or loss that arise from foreign currency transactions, excluding those arising on financial instruments measured at fair value through profit or loss in accordance with IFRS 9. [Refer: At fair value [member]; Financial instruments, class [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Foreign exchange loss",
        "netLabel": "Net foreign exchange gain (loss)",
        "terseLabel": "Foreign exchange gain / (loss)"
       }
      }
     },
     "localname": "GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_GeographicalAreasAxis": {
     "auth_ref": [
      "r160",
      "r184",
      "r202",
      "r218"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Geographical areas [axis]"
       }
      }
     },
     "localname": "GeographicalAreasAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_GeographicalAreasMember": {
     "auth_ref": [
      "r160",
      "r184",
      "r202",
      "r218"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for aggregated geographical areas. It also represents the standard value for the 'Geographical areas' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Geographical areas [member]"
       }
      }
     },
     "localname": "GeographicalAreasMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_GrossProfit": {
     "auth_ref": [
      "r178"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 0.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of revenue less cost of sales. [Refer: Cost of sales; Revenue]"
       }
      },
      "en-us": {
       "role": {
        "label": "Gross profit",
        "netLabel": "Gross profit",
        "totalLabel": "Gross profit"
       }
      }
     },
     "localname": "GrossProfit",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_HedgingInstrumentsAxis": {
     "auth_ref": [
      "r131",
      "r133"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Hedging instruments [axis]"
       }
      }
     },
     "localname": "HedgingInstrumentsAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_HedgingInstrumentsMember": {
     "auth_ref": [
      "r131",
      "r133"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for hedging instruments. A hedging instrument can be a designated: (a) derivative measured at fair value through profit or loss, except for some written options (see paragraph B6.2.4 of IFRS 9); (b) non-derivative financial asset or non-derivative financial liability measured at fair value through profit or loss, unless it is a financial liability designated as at fair value through profit or loss for which the amount of its change in fair value that is attributable to changes in the credit risk of that liability is presented in other comprehensive income in accordance with paragraph 5.7.7 of IFRS 9. For a hedge of foreign currency risk, the foreign currency risk component of a non-derivative financial asset or a non-derivative financial liability may be designated as a hedging instrument provided that it is not an investment in an equity instrument for which an entity has elected to present changes in fair value in other comprehensive income in accordance with paragraph 5.7.5 of IFRS 9. This member also represents the standard value for the 'Hedging instruments' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Hedging instruments [member]"
       }
      }
     },
     "localname": "HedgingInstrumentsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_HistoricalVolatilityForSharesMeasurementInputMember": {
     "auth_ref": [
      "r199"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for the historical volatility for shares used as a measurement input."
       }
      },
      "en-us": {
       "role": {
        "label": "Historical volatility for shares, measurement input [member]"
       }
      }
     },
     "localname": "HistoricalVolatilityForSharesMeasurementInputMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed": {
     "auth_ref": [
      "r206",
      "r207"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount recognised as of the acquisition date for net identifiable assets acquired or liabilities assumed in a business combination. [Refer: Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Identifiable assets acquired (liabilities assumed)",
        "netLabel": "Net identifiable assets acquired (liabilities assumed)",
        "totalLabel": "Net assets acquired"
       }
      }
     },
     "localname": "IdentifiableAssetsAcquiredLiabilitiesAssumed",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment": {
     "auth_ref": [
      "r32",
      "r41"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of impairment loss recognised in profit or loss for property, plant and equipment. [Refer: Impairment loss recognised in profit or loss; Property, plant and equipment]"
       }
      },
      "en-us": {
       "role": {
        "label": "Impairment loss recognised in profit or loss, property, plant and equipment",
        "negatedLabel": "Impairment",
        "terseLabel": "Impairment charge"
       }
      }
     },
     "localname": "ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOtherMineralInterestsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IncomeTaxExpenseContinuingOperations": {
     "auth_ref": [
      "r30",
      "r35",
      "r36",
      "r37",
      "r52",
      "r88",
      "r151"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The aggregate amount included in the determination of profit (loss) for the period in respect of current tax and deferred tax. [Refer: Current tax expense (income); Deferred tax expense (income)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Income tax expense (income)",
        "negatedTerseLabel": "Tax income (expense)",
        "totalLabel": "Total tax expense (income)"
       }
      }
     },
     "localname": "IncomeTaxExpenseContinuingOperations",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IncreaseDecreaseInCashAndCashEquivalents": {
     "auth_ref": [
      "r71"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The increase (decrease) in cash and cash equivalents after the effect of exchange rate changes on cash and cash equivalents held in foreign currencies. [Refer: Cash and cash equivalents; Effect of exchange rate changes on cash and cash equivalents]"
       }
      },
      "en-us": {
       "role": {
        "label": "Increase (decrease) in cash and cash equivalents after effect of exchange rate changes",
        "netLabel": "Net increase (decrease) in cash and cash equivalents after effect of exchange rate changes",
        "totalLabel": "Net increase (decrease) in cash"
       }
      }
     },
     "localname": "IncreaseDecreaseInCashAndCashEquivalents",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IncreaseDecreaseInFairValueMeasurementAssets": {
     "auth_ref": [
      "r94"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 6.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The increase (decrease) in the fair value measurement of assets. [Refer: At fair value [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Change in fair value of short-term investments",
        "totalLabel": "Total increase (decrease) in fair value measurement, assets",
        "verboseLabel": "Change in fair value of investments"
       }
      }
     },
     "localname": "IncreaseDecreaseInFairValueMeasurementAssets",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary": {
     "auth_ref": [
      "r241"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The increase (decrease) in equity resulting from the acquisition of subsidiaries. [Refer: Subsidiaries [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Common shares issued to acquire"
       }
      }
     },
     "localname": "IncreaseDecreaseThroughAcquisitionOfSubsidiary",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IncreaseDecreaseThroughExerciseOfOptions": {
     "auth_ref": [
      "r241"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The increase (decrease) in equity resulting from the exercise of options."
       }
      },
      "en-us": {
       "role": {
        "label": "Common shares issued on exercise of over-allotment option"
       }
      }
     },
     "localname": "IncreaseDecreaseThroughExerciseOfOptions",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IncreaseDecreaseThroughExerciseOfWarrantsEquity": {
     "auth_ref": [
      "r241"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The increase (decrease) in equity resulting from the exercise of warrants."
       }
      },
      "en-us": {
       "role": {
        "label": "Common share purchase warrants issued on exercise of over-allotment option"
       }
      }
     },
     "localname": "IncreaseDecreaseThroughExerciseOfWarrantsEquity",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions": {
     "auth_ref": [
      "r4"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The increase (decrease) in equity resulting from share-based payment transactions. [Refer: Equity]"
       }
      },
      "en-us": {
       "role": {
        "label": "Share-based compensation - share options"
       }
      }
     },
     "localname": "IncreaseDecreaseThroughSharebasedPaymentTransactions",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_InsuranceExpense": {
     "auth_ref": [
      "r243"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 9.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of expense arising from purchased insurance."
       }
      },
      "en-us": {
       "role": {
        "label": "Insurance expense",
        "negatedLabel": "Insurance fees",
        "terseLabel": "Insurance fees"
       }
      }
     },
     "localname": "InsuranceExpense",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IntangibleAssetsMaterialToEntityAxis": {
     "auth_ref": [
      "r62"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Intangible assets material to entity [axis]"
       }
      }
     },
     "localname": "IntangibleAssetsMaterialToEntityAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleParentheticalDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_IntangibleAssetsMaterialToEntityMember": {
     "auth_ref": [
      "r62"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for intangible assets material to the entity. It also represents the standard value for the 'Intangible assets material to entity' axis if no other member is used. [Refer: Intangible assets material to entity]"
       }
      },
      "en-us": {
       "role": {
        "label": "Intangible assets material to entity [member]"
       }
      }
     },
     "localname": "IntangibleAssetsMaterialToEntityMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleParentheticalDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_InterestExpense": {
     "auth_ref": [
      "r87",
      "r149",
      "r157"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 9.0,
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of expense arising from interest."
       }
      },
      "en-us": {
       "role": {
        "label": "Interest expense",
        "negatedLabel": "Interest expense",
        "terseLabel": "Interest expense"
       }
      }
     },
     "localname": "InterestExpense",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_InterestExpenseOnBorrowings": {
     "auth_ref": [
      "r243"
     ],
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of interest expense on borrowings. [Refer: Interest expense; Borrowings]"
       }
      },
      "en-us": {
       "role": {
        "label": "Interest expense on borrowings",
        "terseLabel": "Interest expense"
       }
      }
     },
     "localname": "InterestExpenseOnBorrowings",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_InterestPaidClassifiedAsFinancingActivities": {
     "auth_ref": [
      "r68"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 4.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash outflow for interest paid, classified as financing activities."
       }
      },
      "en-us": {
       "role": {
        "label": "Interest paid, classified as financing activities",
        "negatedTerseLabel": "Interest paid"
       }
      }
     },
     "localname": "InterestPaidClassifiedAsFinancingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_InterestRateMeasurementInputMember": {
     "auth_ref": [
      "r198"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for an interest rate used as a measurement input."
       }
      },
      "en-us": {
       "role": {
        "label": "Interest rate, measurement input [member]"
       }
      }
     },
     "localname": "InterestRateMeasurementInputMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_InterestRateRiskMember": {
     "auth_ref": [
      "r146",
      "r165",
      "r166",
      "r167",
      "r168"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for the type of risk that the fair value or future cash flows of a financial instrument will fluctuate because of changes in market interest rates. [Refer: Financial instruments, class [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Interest rate risk [member]"
       }
      }
     },
     "localname": "InterestRateRiskMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_InterestRateTypesMember": {
     "auth_ref": [
      "r257"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for all types of interest rates. It also represents the standard value for the 'Types of interest rates' axis if no other member is used. [Refer: Interest rate risk [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Interest rate types [member]"
       }
      }
     },
     "localname": "InterestRateTypesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_InterestReceivedClassifiedAsInvestingActivities": {
     "auth_ref": [
      "r68"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 11.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash inflow from interest received, classified as investing activities."
       }
      },
      "en-us": {
       "role": {
        "label": "Interest received",
        "terseLabel": "Interest received"
       }
      }
     },
     "localname": "InterestReceivedClassifiedAsInvestingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_InvestmentsInAssociates": {
     "auth_ref": [
      "r53"
     ],
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of investments in associates in an entity's separate financial statements. [Refer: Associates [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Investments in associates reported in separate financial statements",
        "periodEndLabel": "Balance at September 30, 2022",
        "periodStartLabel": "Balance at September 30, 2021"
       }
      }
     },
     "localname": "InvestmentsInAssociates",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfChangesToInvestmentInAssociatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_InvestmentsInSubsidiariesJointVenturesAndAssociates": {
     "auth_ref": [
      "r53"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 2.0,
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of investments in subsidiaries, joint ventures and associates in an entity's separate financial statements. [Refer: Associates [member]; Joint ventures [member]; Subsidiaries [member]; Investments in subsidiaries reported in separate financial statements]"
       }
      },
      "en-us": {
       "role": {
        "label": "Investments in subsidiaries, joint ventures and associates reported in separate financial statements",
        "terseLabel": "Investment in associate",
        "totalLabel": "Total investments in subsidiaries, joint ventures and associates reported in separate financial statements"
       }
      }
     },
     "localname": "InvestmentsInSubsidiariesJointVenturesAndAssociates",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IssueOfEquity": {
     "auth_ref": [
      "r4"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The increase in equity through the issue of equity instruments."
       }
      },
      "en-us": {
       "role": {
        "label": "Issued capital"
       }
      }
     },
     "localname": "IssueOfEquity",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IssuedCapital": {
     "auth_ref": [
      "r181"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 0.0,
       "parentTag": "ifrs-full_Equity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The nominal value of capital issued."
       }
      },
      "en-us": {
       "role": {
        "label": "Issued Capital",
        "totalLabel": "Total issued capital"
       }
      }
     },
     "localname": "IssuedCapital",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_IssuedCapitalMember": {
     "auth_ref": [
      "r5"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for a component of equity representing issued capital."
       }
      },
      "en-us": {
       "role": {
        "label": "Issued capital [member]"
       }
      }
     },
     "localname": "IssuedCapitalMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_KeyManagementPersonnelCompensation": {
     "auth_ref": [
      "r45"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfKeyManagementTransactionsDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of compensation to key management personnel. [Refer: Key management personnel of entity or parent [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Key management personnel compensation",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "KeyManagementPersonnelCompensation",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfKeyManagementTransactionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment": {
     "auth_ref": [
      "r44"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfKeyManagementTransactionsDetails": {
       "order": 2.0,
       "parentTag": "ifrs-full_KeyManagementPersonnelCompensation",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of compensation to key management personnel in the form of share-based payments. [Refer: Key management personnel of entity or parent [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Key management personnel compensation, share-based payment",
        "verboseLabel": "Share-based compensation"
       }
      }
     },
     "localname": "KeyManagementPersonnelCompensationSharebasedPayment",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfKeyManagementTransactionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_LaterThanFourYearsAndNotLaterThanFiveYearsMember": {
     "auth_ref": [
      "r100",
      "r101",
      "r170",
      "r210",
      "r212",
      "r243"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than four years and not later than five years."
       }
      },
      "en-us": {
       "role": {
        "label": "Later than four years and not later than five years [member]",
        "terseLabel": "Cash Payments On or Before January 14, 2027 [member]"
       }
      }
     },
     "localname": "LaterThanFourYearsAndNotLaterThanFiveYearsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember": {
     "auth_ref": [
      "r100",
      "r101",
      "r170",
      "r210",
      "r212",
      "r243"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than one year and not later than two years."
       }
      },
      "en-us": {
       "role": {
        "label": "Later than one year and not later than two years [member]",
        "terseLabel": "Cash Payments On or Before January 14, 2024 [member]"
       }
      }
     },
     "localname": "LaterThanOneYearAndNotLaterThanTwoYearsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember": {
     "auth_ref": [
      "r100",
      "r101",
      "r170",
      "r210",
      "r212",
      "r243"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than three years and not later than four years."
       }
      },
      "en-us": {
       "role": {
        "label": "Later than three years and not later than four years [member]",
        "terseLabel": "Cash Payments On or Before January 14, 2026 [member]"
       }
      }
     },
     "localname": "LaterThanThreeYearsAndNotLaterThanFourYearsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_LaterThanTwoYearsAndNotLaterThanThreeYearsMember": {
     "auth_ref": [
      "r100",
      "r101",
      "r170",
      "r210",
      "r212",
      "r243"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for a time band of later than two years and not later than three years."
       }
      },
      "en-us": {
       "role": {
        "label": "Later than two years and not later than three years [member]",
        "terseLabel": "Cash Payments On or Before January 14, 2025 [member]"
       }
      }
     },
     "localname": "LaterThanTwoYearsAndNotLaterThanThreeYearsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_LeaseLiabilitiesMember": {
     "auth_ref": [
      "r193",
      "r196"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for lease liabilities. [Refer: Lease liabilities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Lease liabilities [member]"
       }
      }
     },
     "localname": "LeaseLiabilitiesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_Liabilities": {
     "auth_ref": [
      "r13",
      "r91",
      "r92",
      "r94",
      "r152",
      "r156"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 1.0,
       "parentTag": "ifrs-full_EquityAndLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of a present obligation of the entity to transfer an economic resource as a result of past events. Economic resource is a right that has the potential to produce economic benefits."
       }
      },
      "en-us": {
       "role": {
        "label": "Liabilities",
        "negatedLabel": "Liabilities",
        "periodEndLabel": "Liabilities at end of period",
        "periodStartLabel": "Liabilities at beginning of period",
        "totalLabel": "Total liabilities"
       }
      }
     },
     "localname": "Liabilities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_LiabilitiesArisingFromFinancingActivitiesAxis": {
     "auth_ref": [
      "r194"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Liabilities arising from financing activities [axis]"
       }
      }
     },
     "localname": "LiabilitiesArisingFromFinancingActivitiesAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_LiabilitiesArisingFromFinancingActivitiesMember": {
     "auth_ref": [
      "r194"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for liabilities arising from financing activities. It also represents the standard value for the 'Liabilities arising from financing activities' axis if no other member is used. [Refer: Liabilities arising from financing activities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Liabilities arising from financing activities [member]"
       }
      }
     },
     "localname": "LiabilitiesArisingFromFinancingActivitiesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_LiabilitiesIncurred": {
     "auth_ref": [
      "r115"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The fair value, at acquisition date, of liabilities incurred (for example, a liability for contingent consideration) as consideration transferred in a business combination. [Refer: Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Liabilities incurred",
        "terseLabel": "Consideration payable"
       }
      }
     },
     "localname": "LiabilitiesIncurred",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_LiquidityRiskMember": {
     "auth_ref": [
      "r165",
      "r166",
      "r167",
      "r208"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for the risk that an entity will encounter difficulty in meeting obligations associated with financial liabilities that are settled by delivering cash or another financial asset. [Refer: Financial assets; Financial liabilities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Liquidity risk [member]"
       }
      }
     },
     "localname": "LiquidityRiskMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_MaturityAxis": {
     "auth_ref": [
      "r16",
      "r98",
      "r100",
      "r101",
      "r132",
      "r143",
      "r162",
      "r163",
      "r164",
      "r170",
      "r185",
      "r210"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Maturity [axis]"
       }
      }
     },
     "localname": "MaturityAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_NonadjustingEventsAfterReportingPeriodAxis": {
     "auth_ref": [
      "r33"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Non-adjusting events after reporting period [axis]"
       }
      }
     },
     "localname": "NonadjustingEventsAfterReportingPeriodAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_NonadjustingEventsMember": {
     "auth_ref": [
      "r33"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for events that occur between the end of the reporting period and the date when the financial statements are authorised for issue and are indicative of conditions that arose after the reporting period. It also represents the standard value for the 'Non-adjusting events after reporting period' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Non-adjusting events after reporting period [member]"
       }
      }
     },
     "localname": "NonadjustingEventsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_NoncurrentAssets": {
     "auth_ref": [
      "r17",
      "r80",
      "r197"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 1.0,
       "parentTag": "ifrs-full_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of assets that do not meet the definition of current assets. [Refer: Current assets]"
       }
      },
      "en-us": {
       "role": {
        "label": "Non-current assets [Default Label]",
        "totalLabel": "Total non-current assets"
       }
      }
     },
     "localname": "NoncurrentAssets",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_NoncurrentAssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-current assets"
       }
      }
     },
     "localname": "NoncurrentAssetsAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_NoncurrentDerivativeFinancialLiabilities": {
     "auth_ref": [
      "r245"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 2.0,
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of non-current derivative financial liabilities. [Refer: Derivative financial liabilities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Derivative liability",
        "periodEndLabel": "Ending Balance",
        "periodStartLabel": "Beginning Balance",
        "terseLabel": "Derivative liabilities"
       }
      }
     },
     "localname": "NoncurrentDerivativeFinancialLiabilities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_NoncurrentInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod": {
     "auth_ref": [
      "r245"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 1.0,
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of non-current investments other than investments accounted for using the equity method. [Refer: Investments accounted for using equity method; Non-current assets; Investments other than investments accounted for using equity method]"
       }
      },
      "en-us": {
       "role": {
        "label": "Long-term investments",
        "terseLabel": "Long-term investment"
       }
      }
     },
     "localname": "NoncurrentInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_NoncurrentLeaseLiabilities": {
     "auth_ref": [
      "r99"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 0.0,
       "parentTag": "ifrs-full_NoncurrentLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of non-current lease liabilities. [Refer: Lease liabilities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Lease obligation",
        "terseLabel": "Non-current portion of lease obligation"
       }
      }
     },
     "localname": "NoncurrentLeaseLiabilities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_NoncurrentLiabilities": {
     "auth_ref": [
      "r18",
      "r82",
      "r197"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 0.0,
       "parentTag": "ifrs-full_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of liabilities that do not meet the definition of current liabilities. [Refer: Current liabilities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Non-current liability",
        "totalLabel": "Total non-current liabilities"
       }
      }
     },
     "localname": "NoncurrentLiabilities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_NoncurrentLiabilitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Non-current liabilities"
       }
      }
     },
     "localname": "NoncurrentLiabilitiesAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_NoncurrentPortionOfNoncurrentSecuredBankLoansReceived": {
     "auth_ref": [
      "r243"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The non-current portion of non-current secured bank loans received. [Refer: Secured bank loans received]"
       }
      },
      "en-us": {
       "role": {
        "label": "Non-current portion of non-current secured bank loans received",
        "terseLabel": "Balance at September 30, 2022"
       }
      }
     },
     "localname": "NoncurrentPortionOfNoncurrentSecuredBankLoansReceived",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_NotLaterThanOneYearMember": {
     "auth_ref": [
      "r15",
      "r100",
      "r101",
      "r170",
      "r210",
      "r212"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for a time band of not later than one year."
       }
      },
      "en-us": {
       "role": {
        "label": "Not later than one year [member]",
        "terseLabel": "Cash Payments On or Before January 14, 2023 [member]"
       }
      }
     },
     "localname": "NotLaterThanOneYearMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable": {
     "auth_ref": [
      "r116"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of instruments or interests issued or issuable at acquisition date for equity interests of the acquirer transferred as consideration in a business combination."
       }
      },
      "en-us": {
       "role": {
        "label": "Number of instruments or interests issued or issuable",
        "terseLabel": "issued or Issuance shares"
       }
      }
     },
     "localname": "NumberOfInstrumentsOrInterestsIssuedOrIssuable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative"
     ],
     "xbrltype": "decimalItemType"
    },
    "ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted": {
     "auth_ref": [
      "r111",
      "r255"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of other equity instruments (ie other than share options) granted in a share-based payment arrangement."
       }
      },
      "en-us": {
       "role": {
        "label": "Number of warrants issued",
        "terseLabel": "Number of shares issued"
       }
      }
     },
     "localname": "NumberOfInstrumentsOtherEquityInstrumentsGranted",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical"
     ],
     "xbrltype": "decimalItemType"
    },
    "ifrs-full_NumberOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement": {
     "auth_ref": [
      "r255"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of other equity instruments (ie other than share options) exercisable in a share-based payment arrangement."
       }
      },
      "en-us": {
       "role": {
        "label": "Warrants exercisable"
       }
      }
     },
     "localname": "NumberOfOtherEquityInstrumentsExercisableInSharebasedPaymentArrangement",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "decimalItemType"
    },
    "ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement": {
     "auth_ref": [
      "r255"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement."
       }
      },
      "en-us": {
       "role": {
        "label": "Shares issued for warrant exercisable"
       }
      }
     },
     "localname": "NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "decimalItemType"
    },
    "ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement": {
     "auth_ref": [
      "r255"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement."
       }
      },
      "en-us": {
       "role": {
        "label": "Number of warrants outstanding",
        "periodEndLabel": "Number of other equity instruments outstanding in share-based payment arrangement at end of period",
        "periodStartLabel": "Number of other equity instruments outstanding in share-based payment arrangement at beginning of period",
        "terseLabel": "Number of options outstanding"
       }
      }
     },
     "localname": "NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "decimalItemType"
    },
    "ifrs-full_NumberOfOutstandingShareOptions": {
     "auth_ref": [
      "r102",
      "r105",
      "r107"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of share options outstanding in a share-based payment arrangement."
       }
      },
      "en-us": {
       "role": {
        "label": "Options Outstanding, Number of Options Outstanding",
        "periodEndLabel": "Number of Options, Ending Balance",
        "periodStartLabel": "Number of Options, Beginning Balance",
        "verboseLabel": "Options outstanding"
       }
      }
     },
     "localname": "NumberOfOutstandingShareOptions",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShareOptionsActivitiesDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement": {
     "auth_ref": [
      "r106"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of share options exercisable in a share-based payment arrangement."
       }
      },
      "en-us": {
       "role": {
        "label": "Options Exercisable, Number of Options Exercisable"
       }
      }
     },
     "localname": "NumberOfShareOptionsExercisableInSharebasedPaymentArrangement",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement": {
     "auth_ref": [
      "r104"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of share options forfeited in a share-based payment arrangement."
       }
      },
      "en-us": {
       "role": {
        "label": "Number of share options forfeited in share-based payment arrangement",
        "negatedLabel": "Number of Options, Forfeited",
        "terseLabel": "Number of Options, Forfeited"
       }
      }
     },
     "localname": "NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShareOptionsActivitiesDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement": {
     "auth_ref": [
      "r103"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of share options granted in a share-based payment arrangement."
       }
      },
      "en-us": {
       "role": {
        "label": "Number of Options, Granted"
       }
      }
     },
     "localname": "NumberOfShareOptionsGrantedInSharebasedPaymentArrangement",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShareOptionsActivitiesDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "ifrs-full_NumberOfSharesIssued": {
     "auth_ref": [
      "r241"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of shares issued by the entity."
       }
      },
      "en-us": {
       "role": {
        "label": "issuance of common shares",
        "totalLabel": "Total number of shares issued",
        "verboseLabel": "Number of shares issued"
       }
      }
     },
     "localname": "NumberOfSharesIssued",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/PrepaidsAndOtherReceivablesDetailsNarrative"
     ],
     "xbrltype": "sharesItemType"
    },
    "ifrs-full_NumberOfSharesOutstanding": {
     "auth_ref": [
      "r22"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of shares that have been authorised and issued, reduced by treasury shares held. [Refer: Treasury shares]"
       }
      },
      "en-us": {
       "role": {
        "label": "Number of shares outstanding",
        "periodEndLabel": "Balance, shares",
        "periodStartLabel": "Balance, shares"
       }
      }
     },
     "localname": "NumberOfSharesOutstanding",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "ifrs-full_OtherComprehensiveIncome": {
     "auth_ref": [
      "r3",
      "r26",
      "r31",
      "r85"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of income and expense (including reclassification adjustments) that is not recognised in profit or loss as required or permitted by IFRSs. [Refer: IFRSs [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Total other comprehensive income",
        "totalLabel": "Total other comprehensive income"
       }
      }
     },
     "localname": "OtherComprehensiveIncome",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_OtherComprehensiveIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other comprehensive income (loss)"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation": {
     "auth_ref": [
      "r19",
      "r31"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 1.0,
       "parentTag": "ifrs-full_ComprehensiveIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of other comprehensive income, net of tax, after reclassification adjustments, related to exchange differences when financial statements of foreign operations are translated. [Refer: Other comprehensive income]"
       }
      },
      "en-us": {
       "role": {
        "label": "Foreign currency translation differences",
        "totalLabel": "Other comprehensive income, net of tax, exchange differences on translation of foreign operations"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_OtherCurrentReceivables": {
     "auth_ref": [
      "r180"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 3.0,
       "parentTag": "ifrs-full_CurrentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of current other receivables. [Refer: Other receivables]"
       }
      },
      "en-us": {
       "role": {
        "label": "Prepaids and other receivables"
       }
      }
     },
     "localname": "OtherCurrentReceivables",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_OtherNoncurrentAssets": {
     "auth_ref": [
      "r245"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 3.0,
       "parentTag": "ifrs-full_NoncurrentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of non-current assets that the entity does not separately disclose in the same statement or note. [Refer: Non-current assets]"
       }
      },
      "en-us": {
       "role": {
        "label": "Other long-term assets"
       }
      }
     },
     "localname": "OtherNoncurrentAssets",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_OtherReserves": {
     "auth_ref": [
      "r181"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 1.0,
       "parentTag": "ifrs-full_Equity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "A component of equity representing reserves within equity, not including retained earnings. [Refer: Retained earnings]"
       }
      },
      "en-us": {
       "role": {
        "label": "Reserves"
       }
      }
     },
     "localname": "OtherReserves",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_OtherReservesMember": {
     "auth_ref": [
      "r5",
      "r24"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for a component of equity representing reserves within equity, not including retained earnings. It also represents the standard value for the 'Reserves within equity' axis if no other member is used. [Refer: Retained earnings]"
       }
      },
      "en-us": {
       "role": {
        "label": "Other reserves [member]"
       }
      }
     },
     "localname": "OtherReservesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome": {
     "auth_ref": [
      "r36"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome": {
       "order": 7.0,
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that the entity does not separately disclose in the same statement or note. [Refer: Accounting profit; Applicable tax rate]"
       }
      },
      "en-us": {
       "role": {
        "label": "Permanent differences and other"
       }
      }
     },
     "localname": "OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_PaymentsForDebtIssueCosts": {
     "auth_ref": [
      "r249"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash outflow for debt issue costs."
       }
      },
      "en-us": {
       "role": {
        "label": "Payments for debt issue costs",
        "negatedLabel": "Less: transaction costs and fees"
       }
      }
     },
     "localname": "PaymentsForDebtIssueCosts",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities": {
     "auth_ref": [
      "r192"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 6.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash outflow for payment of lease liabilities, classified as financing activities. [Refer: Lease liabilities]"
       }
      },
      "en-us": {
       "role": {
        "label": "Payments of lease liabilities, classified as financing activities",
        "negatedTerseLabel": "Payment of lease obligations"
       }
      }
     },
     "localname": "PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_PercentageOfVotingEquityInterestsAcquired": {
     "auth_ref": [
      "r113"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The percentage of voting equity interests acquired in a business combination. [Refer: Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Equity interest invested",
        "terseLabel": "Percentage of voting equity interests acquired"
       }
      }
     },
     "localname": "PercentageOfVotingEquityInterestsAcquired",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/Long-termInvestmentsDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities": {
     "auth_ref": [
      "r191"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 3.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash inflow from borrowings obtained. [Refer: Borrowings]"
       }
      },
      "en-us": {
       "role": {
        "label": "Proceeds from borrowings, classified as financing activities",
        "terseLabel": "Net proceeds from bank loan"
       }
      }
     },
     "localname": "ProceedsFromBorrowingsClassifiedAsFinancingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProceedsFromIssueOfOrdinaryShares": {
     "auth_ref": [
      "r249"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 5.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash inflow from the issuing of ordinary shares. [Refer: Ordinary shares [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Proceeds from private placement of common shares",
        "verboseLabel": "Proceeds from issuance of shares"
       }
      }
     },
     "localname": "ProceedsFromIssueOfOrdinaryShares",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProceedsFromIssuingShares": {
     "auth_ref": [
      "r190"
     ],
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash inflow from issuing shares."
       }
      },
      "en-us": {
       "role": {
        "label": "Proceeds from common shares issued",
        "verboseLabel": "Cash proceeds"
       }
      }
     },
     "localname": "ProceedsFromIssuingShares",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/BasisOfPreparationAndSignificantAccountingPoliciesDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProceedsFromNoncurrentBorrowings": {
     "auth_ref": [
      "r249"
     ],
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash inflow from non-current borrowings obtained. [Refer: Borrowings]"
       }
      },
      "en-us": {
       "role": {
        "label": "Proceeds from non-current borrowings",
        "terseLabel": "Draw-down"
       }
      }
     },
     "localname": "ProceedsFromNoncurrentBorrowings",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfMovementOfBankLoanDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProceedsFromSalesOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod": {
     "auth_ref": [
      "r248"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 1.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash inflow from sales of investments other than investments accounted for using the equity method. [Refer: Investments accounted for using equity method; Investments other than investments accounted for using equity method]"
       }
      },
      "en-us": {
       "role": {
        "label": "Proceeds from sales of investments other than investments accounted for using equity method",
        "terseLabel": "Proceeds on disposition of marketable securities"
       }
      }
     },
     "localname": "ProceedsFromSalesOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProfessionalFeesExpense": {
     "auth_ref": [
      "r243"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 1.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of fees paid or payable for professional services."
       }
      },
      "en-us": {
       "role": {
        "label": "Professional fees",
        "negatedLabel": "Professional fees"
       }
      }
     },
     "localname": "ProfessionalFeesExpense",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProfitLoss": {
     "auth_ref": [
      "r2",
      "r25",
      "r65",
      "r74",
      "r76",
      "r152",
      "r154",
      "r197",
      "r216",
      "r219"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 9.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 0.0,
       "parentTag": "ifrs-full_ComprehensiveIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The total of income less expenses from continuing and discontinued operations, excluding the components of other comprehensive income. [Refer: Other comprehensive income]"
       }
      },
      "en-us": {
       "role": {
        "label": "Net loss for the year",
        "terseLabel": "Net loss for the year",
        "totalLabel": "Net loss after income taxes for the year",
        "verboseLabel": "Net loss before tax for the year"
       }
      }
     },
     "localname": "ProfitLoss",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProfitLossBeforeTax": {
     "auth_ref": [
      "r124",
      "r177",
      "r178",
      "r214",
      "r215"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 0.0,
       "parentTag": "ifrs-full_ProfitLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The profit (loss) before tax expense or income. [Refer: Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Profit (loss) before tax",
        "terseLabel": "Net loss before income taxes for the year",
        "totalLabel": "Net loss before income taxes for the year",
        "verboseLabel": "Net loss before income taxes"
       }
      }
     },
     "localname": "ProfitLossBeforeTax",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProfitLossFromOperatingActivities": {
     "auth_ref": [
      "r187",
      "r246"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 0.0,
       "parentTag": "ifrs-full_ProfitLossBeforeTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The profit (loss) from operating activities of the entity. [Refer: Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Profit (loss) from operating activities",
        "totalLabel": "Operating loss for the year"
       }
      }
     },
     "localname": "ProfitLossFromOperatingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProfitLossOfAcquiree": {
     "auth_ref": [
      "r118"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The profit (loss) of the acquiree, since the acquisition date, included in the consolidated statement of comprehensive income. [Refer: Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Profit (loss) of acquiree since acquisition date",
        "negatedLabel": "Net loss",
        "terseLabel": "net loss"
       }
      }
     },
     "localname": "ProfitLossOfAcquiree",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProfitLossOfCombinedEntity": {
     "auth_ref": [
      "r119"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The profit (loss) of the combined entity as though the acquisition date for all business combinations that occurred during the year had been as of the beginning of the annual reporting period. [Refer: Business combinations [member]; Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Profit (loss) of combined entity as if combination occurred at beginning of period",
        "negatedLabel": "Consolidated pro forma net loss"
       }
      }
     },
     "localname": "ProfitLossOfCombinedEntity",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_PropertyPlantAndEquipmentMember": {
     "auth_ref": [
      "r42",
      "r188",
      "r205"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for property, plant and equipment. It also represents the standard value for the 'Classes of property, plant and equipment' axis if no other member is used. [Refer: Property, plant and equipment]"
       }
      },
      "en-us": {
       "role": {
        "label": "Property, plant and equipment [member]"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOptionIncomeDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureScheduleOfRoyaltyAndOptionIncomeGeneratedFromMinesDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRoyaltyScheduleDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfSelectedRoyaltiesOwnByCompanyDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_PropertyPlantAndEquipmentRecognisedAsOfAcquisitionDate": {
     "auth_ref": [
      "r206",
      "r207"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 7.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount recognised as of the acquisition date for plant, property and equipment acquired in a business combination. [Refer: Property, plant and equipment; Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Property, plant and equipment recognised as of acquisition date",
        "terseLabel": "Property, plant &amp; equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentRecognisedAsOfAcquisitionDate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ProportionOfOwnershipInterestInAssociate": {
     "auth_ref": [
      "r54",
      "r56",
      "r78"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The proportion of ownership interest in an associate attributable to the entity. [Refer: Associates [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Proportion of ownership interest in associate",
        "terseLabel": "Equity interest percentage in associate"
       }
      }
     },
     "localname": "ProportionOfOwnershipInterestInAssociate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "percentItemType"
    },
    "ifrs-full_PurchaseOfInterestsInAssociates": {
     "auth_ref": [
      "r248"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 4.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash outflow for the purchase of interests in associates. [Refer: Associates [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Investment in associate",
        "negatedLabel": "Investment in associate"
       }
      }
     },
     "localname": "PurchaseOfInterestsInAssociates",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_PurchaseOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod": {
     "auth_ref": [
      "r248"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 8.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash outflow for the purchase of investments other than investments accounted for using equity method. [Refer: Investments accounted for using equity method; Investments other than investments accounted for using equity method]"
       }
      },
      "en-us": {
       "role": {
        "label": "Purchase of investments other than investments accounted for using equity method",
        "negatedLabel": "Long-term investments acquired"
       }
      }
     },
     "localname": "PurchaseOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities": {
     "auth_ref": [
      "r189"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows": {
       "order": 3.0,
       "parentTag": "ifrs-full_CashFlowsFromUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The cash outflow for the purchases of property, plant and equipment, classified as investing activities. [Refer: Property, plant and equipment]"
       }
      },
      "en-us": {
       "role": {
        "label": "Purchase of property, plant and equipment, classified as investing activities",
        "negatedLabel": "Purchase of equipment",
        "negatedTerseLabel": "Purchase of property, plant and equipment"
       }
      }
     },
     "localname": "PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_RangeAxis": {
     "auth_ref": [
      "r96",
      "r107",
      "r164",
      "r200",
      "r201",
      "r258"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Range [axis]"
       }
      }
     },
     "localname": "RangeAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_RangesMember": {
     "auth_ref": [
      "r96",
      "r107",
      "r164",
      "r200",
      "r201",
      "r258"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for aggregate ranges. It also represents the standard value for the 'Range' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Ranges [member]"
       }
      }
     },
     "localname": "RangesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis": {
     "auth_ref": [
      "r107"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Ranges of exercise prices for outstanding share options [axis]"
       }
      }
     },
     "localname": "RangesOfExercisePricesForOutstandingShareOptionsAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsMember": {
     "auth_ref": [
      "r107"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for aggregated ranges of exercise prices for outstanding share options that are meaningful for assessing the number and timing of additional shares that may be issued and the cash that may be received upon exercise of those options. It also represents the standard value for the 'Ranges of exercise prices for outstanding share options' axis if no other member is used. [Refer: Ranges [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Ranges of exercise prices for outstanding share options [member]"
       }
      }
     },
     "localname": "RangesOfExercisePricesForOutstandingShareOptionsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_RepairsAndMaintenanceExpense": {
     "auth_ref": [
      "r246"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 10.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of expenses incurred for the day-to-day servicing of assets, which may include the cost of labour, consumables or small parts."
       }
      },
      "en-us": {
       "role": {
        "label": "Repairs and maintenance expense",
        "negatedLabel": "Mineral interest maintenance expenses",
        "terseLabel": "Mineral interest maintenance expenses"
       }
      }
     },
     "localname": "RepairsAndMaintenanceExpense",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_RetainedEarnings": {
     "auth_ref": [
      "r181",
      "r182"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 2.0,
       "parentTag": "ifrs-full_Equity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "A component of equity representing the entity's cumulative undistributed earnings or deficit."
       }
      },
      "en-us": {
       "role": {
        "label": "Accumulated deficit",
        "totalLabel": "Total retained earnings"
       }
      }
     },
     "localname": "RetainedEarnings",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_RetainedEarningsMember": {
     "auth_ref": [
      "r5",
      "r179"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for a component of equity representing an entity's cumulative undistributed earnings or deficit."
       }
      },
      "en-us": {
       "role": {
        "label": "Retained earnings [member]"
       }
      }
     },
     "localname": "RetainedEarningsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_Revenue": {
     "auth_ref": [
      "r28",
      "r84",
      "r124",
      "r148",
      "r153",
      "r158",
      "r159",
      "r161",
      "r177",
      "r178",
      "r197"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 1.0,
       "parentTag": "ifrs-full_GrossProfit",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The income arising in the course of an entity's ordinary activities. Income is increases in assets, or decreases in liabilities, that result in increases in equity, other than those relating to contributions from holders of equity claims."
       }
      },
      "en-us": {
       "role": {
        "label": "Revenue Income",
        "terseLabel": "Royalty and option income",
        "totalLabel": "Total revenue"
       }
      }
     },
     "localname": "Revenue",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_RevenueAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenue"
       }
      }
     },
     "localname": "RevenueAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_RevenueOfAcquiree": {
     "auth_ref": [
      "r118"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of revenue of the acquiree since the acquisition date included in the consolidated statement of comprehensive income. [Refer: Revenue]"
       }
      },
      "en-us": {
       "role": {
        "label": "Revenue of acquiree since acquisition date",
        "terseLabel": "Revenue"
       }
      }
     },
     "localname": "RevenueOfAcquiree",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_RevenueOfCombinedEntity": {
     "auth_ref": [
      "r119"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The revenue of the combined entity as though the acquisition date for all business combinations that occurred during the year had been as of the beginning of the annual reporting period. [Refer: Business combinations [member]; Revenue]"
       }
      },
      "en-us": {
       "role": {
        "label": "Revenue of combined entity as if combination occurred at beginning of period",
        "terseLabel": "Consolidated pro forma revenue"
       }
      }
     },
     "localname": "RevenueOfCombinedEntity",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_SalesAndMarketingExpense": {
     "auth_ref": [
      "r246"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 5.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of expense relating to the marketing and selling of goods or services."
       }
      },
      "en-us": {
       "role": {
        "label": "Sales and marketing expense",
        "negatedLabel": "Investor communications and marketing expenses",
        "terseLabel": "Investor communications and marketing expenses"
       }
      }
     },
     "localname": "SalesAndMarketingExpense",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_SecuredBankLoansReceived": {
     "auth_ref": [
      "r243"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of loans received from banks that have been secured by collateral. [Refer: Loans received]"
       }
      },
      "en-us": {
       "role": {
        "label": "Secured bank loans received",
        "terseLabel": "Bank loan availed"
       }
      }
     },
     "localname": "SecuredBankLoansReceived",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ServicesReceivedRelatedPartyTransactions": {
     "auth_ref": [
      "r186"
     ],
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of services received in related party transactions. [Refer: Related parties [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Services received, related party transactions",
        "terseLabel": "Amount incurred related to website design, hosting and maintenance service received"
       }
      }
     },
     "localname": "ServicesReceivedRelatedPartyTransactions",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRelatedPartyTransactionsDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ShareIssueRelatedCost": {
     "auth_ref": [
      "r241"
     ],
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of cost related to the issuance of shares."
       }
      },
      "en-us": {
       "role": {
        "label": "Securities issuance cost"
       }
      }
     },
     "localname": "ShareIssueRelatedCost",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod": {
     "auth_ref": [
      "r29",
      "r150",
      "r157",
      "r172"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 11.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The entity's share of the profit (loss) of associates and joint ventures accounted for using the equity method. [Refer: Associates [member]; Investments accounted for using equity method; Joint ventures [member]; Profit (loss)]"
       }
      },
      "en-us": {
       "role": {
        "label": "Share of profit (loss) of associates and joint ventures accounted for using equity method",
        "terseLabel": "Share of loss in associate",
        "totalLabel": "Total share of profit (loss) of associates and joint ventures accounted for using equity method"
       }
      }
     },
     "localname": "ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_ShareOfTotalComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod": {
     "auth_ref": [
      "r89"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The entity's share of the total comprehensive income of associates and joint ventures accounted for using the equity method. [Refer: Associates [member]; Joint ventures [member]; Investments accounted for using equity method]"
       }
      },
      "en-us": {
       "role": {
        "label": "Share of total comprehensive income of associates and joint ventures accounted for using equity method",
        "terseLabel": "Share of loss in associate"
       }
      }
     },
     "localname": "ShareOfTotalComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfChangesToInvestmentInAssociatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_SharebasedPaymentArrangementsMember": {
     "auth_ref": [
      "r108"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for an agreement between the entity or another group entity or any shareholder of the group entity and another party (including an employee) that entitles the other party to receive (a) cash or other assets of the entity for amounts that are based on the price (or value) of equity instruments (including shares or share options) of the entity or another group entity; or (b) equity instruments (including shares or share options) of the entity or another group entity, provided that the specified vesting conditions, if any, are met. It also represents the standard value for the 'Types of share-based payment arrangements' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Share-based payment arrangements [member]"
       }
      }
     },
     "localname": "SharebasedPaymentArrangementsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_ShorttermInvestmentsClassifiedAsCashEquivalents": {
     "auth_ref": [
      "r253"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfCashAndCashEquivalentsDetails": {
       "order": 1.0,
       "parentTag": "ifrs-full_CashAndCashEquivalents",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "A classification of cash equivalents representing short-term investments. [Refer: Cash equivalents]"
       }
      },
      "en-us": {
       "role": {
        "label": "Guaranteed Investment Certificates"
       }
      }
     },
     "localname": "ShorttermInvestmentsClassifiedAsCashEquivalents",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfCashAndCashEquivalentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_SignificantInvestmentsInAssociatesAxis": {
     "auth_ref": [
      "r55",
      "r57",
      "r90",
      "r173",
      "r175"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Associates [axis]"
       }
      }
     },
     "localname": "SignificantInvestmentsInAssociatesAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureInvestmentInAssociateDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_StatementOfCashFlowsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of cash flows [abstract]"
       }
      }
     },
     "localname": "StatementOfCashFlowsAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_StatementOfChangesInEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of changes in equity [abstract]"
       }
      }
     },
     "localname": "StatementOfChangesInEquityAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_StatementOfChangesInEquityTable": {
     "auth_ref": [
      "r5"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "Schedule disclosing information related to changes in equity."
       }
      },
      "en-us": {
       "role": {
        "label": "Statement of changes in equity [table]"
       }
      }
     },
     "localname": "StatementOfChangesInEquityTable",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfChangesInEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_StatementOfFinancialPositionAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of financial position [abstract]"
       }
      }
     },
     "localname": "StatementOfFinancialPositionAbstract",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "xbrltype": "stringItemType"
    },
    "ifrs-full_TaxEffectFromChangeInTaxRate": {
     "auth_ref": [
      "r36"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome": {
       "order": 1.0,
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to changes in the tax rate. [Refer: Accounting profit]"
       }
      },
      "en-us": {
       "role": {
        "label": "Tax effect from change in tax rate",
        "terseLabel": "Tax rate difference on fair value in marketable securities"
       }
      }
     },
     "localname": "TaxEffectFromChangeInTaxRate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_TaxEffectOfForeignTaxRates": {
     "auth_ref": [
      "r36"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome": {
       "order": 5.0,
       "parentTag": "ifrs-full_IncomeTaxExpenseContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to foreign tax rates. [Refer: Accounting profit]"
       }
      },
      "en-us": {
       "role": {
        "label": "Difference in foreign tax rates"
       }
      }
     },
     "localname": "TaxEffectOfForeignTaxRates",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfReconciliationOfProvisionForIncomeTaxesComputedAtCombinedCanadianFederalAndProvincialStatutoryRateToProvisionForIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_TopOfRangeMember": {
     "auth_ref": [
      "r96",
      "r107",
      "r164",
      "r200",
      "r201",
      "r258"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for top of a range."
       }
      },
      "en-us": {
       "role": {
        "label": "Top of range [member]",
        "terseLabel": "Maximum [Member]"
       }
      }
     },
     "localname": "TopOfRangeMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_TradeAndOtherCurrentPayables": {
     "auth_ref": [
      "r11"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 0.0,
       "parentTag": "ifrs-full_CurrentLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of current trade payables and current other payables. [Refer: Current trade payables; Other current payables]"
       }
      },
      "en-us": {
       "role": {
        "label": "Accounts payable and accrued liabilities",
        "totalLabel": "Total trade and other current payables"
       }
      }
     },
     "localname": "TradeAndOtherCurrentPayables",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_TradeAndOtherCurrentReceivables": {
     "auth_ref": [
      "r9",
      "r20"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition": {
       "order": 2.0,
       "parentTag": "ifrs-full_CurrentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount of current trade receivables and current other receivables. [Refer: Current trade receivables; Other current receivables]"
       }
      },
      "en-us": {
       "role": {
        "label": "Accounts receivable",
        "totalLabel": "Total trade and other current receivables"
       }
      }
     },
     "localname": "TradeAndOtherCurrentReceivables",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate": {
     "auth_ref": [
      "r256"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails": {
       "order": 15.0,
       "parentTag": "ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The amount recognised as of the acquisition date for trade and other payables assumed in a business combination. [Refer: Trade and other payables; Business combinations [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Trade and other payables recognised as of acquisition date",
        "negatedLabel": "Accounts payable and accrued liabilities"
       }
      }
     },
     "localname": "TradeAndOtherPayablesRecognisedAsOfAcquisitionDate",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_TypesOfContractsAxis": {
     "auth_ref": [
      "r203",
      "r217"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Types of contracts [axis]"
       }
      }
     },
     "localname": "TypesOfContractsAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_TypesOfContractsMember": {
     "auth_ref": [
      "r203",
      "r217"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for all types of contracts with customers. It also represents the standard value for the 'Types of contracts' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Types of contracts [member]"
       }
      }
     },
     "localname": "TypesOfContractsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureRoyaltyAndOtherMineralInterestsDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/SubsequentEventsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_TypesOfHedgesAxis": {
     "auth_ref": [
      "r133",
      "r134",
      "r135",
      "r176"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Types of hedges [axis]"
       }
      }
     },
     "localname": "TypesOfHedgesAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_TypesOfHedgesMember": {
     "auth_ref": [
      "r133",
      "r134",
      "r135",
      "r176"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for all types of hedges. It also represents the standard value for the 'Types of hedges' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Hedges [member]"
       }
      }
     },
     "localname": "TypesOfHedgesMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/SummaryOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedDetailsParenthetical"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_TypesOfInterestRatesAxis": {
     "auth_ref": [
      "r257"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Types of interest rates [axis]"
       }
      }
     },
     "localname": "TypesOfInterestRatesAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureBankLoanDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_TypesOfRisksAxis": {
     "auth_ref": [
      "r129",
      "r137",
      "r138",
      "r165",
      "r166",
      "r167",
      "r169"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Types of risks [axis]"
       }
      }
     },
     "localname": "TypesOfRisksAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_TypesOfRisksMember": {
     "auth_ref": [
      "r129",
      "r137",
      "r138",
      "r165",
      "r166",
      "r167",
      "r169"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for all types of risks. It also represents the standard value for the 'Types of risks' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Risks [member]"
       }
      }
     },
     "localname": "TypesOfRisksMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureFinancialInstrumentsDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_TypesOfSharebasedPaymentArrangementsAxis": {
     "auth_ref": [
      "r108"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Types of share-based payment arrangements [axis]"
       }
      }
     },
     "localname": "TypesOfSharebasedPaymentArrangementsAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_UnobservableInputsAxis": {
     "auth_ref": [
      "r93",
      "r254"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table."
       }
      },
      "en-us": {
       "role": {
        "label": "Unobservable inputs [axis]"
       }
      }
     },
     "localname": "UnobservableInputsAxis",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "ifrs-full_UnobservableInputsMember": {
     "auth_ref": [
      "r93",
      "r254"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for all the unobservable inputs. It also represents the standard value for the 'Unobservable inputs' axis if no other member is used."
       }
      },
      "en-us": {
       "role": {
        "label": "Unobservable inputs [member]"
       }
      }
     },
     "localname": "UnobservableInputsMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_WagesAndSalaries": {
     "auth_ref": [
      "r247"
     ],
     "calculation": {
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss": {
       "order": 14.0,
       "parentTag": "ifrs-full_ProfitLossFromOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en": {
       "role": {
        "documentation": "A class of employee benefits expense that represents wages and salaries. [Refer: Employee benefits expense]"
       }
      },
      "en-us": {
       "role": {
        "label": "Management and directors\u2019 fees",
        "negatedLabel": "Management and directors' fees"
       }
      }
     },
     "localname": "WagesAndSalaries",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_WarrantReserveMember": {
     "auth_ref": [
      "r242"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "This member stands for a component of equity resulting from issuing share purchase warrants, other than those resulting from share-based payment arrangements. [Refer: Reserve of share-based payments [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Warrant reserve [member]"
       }
      }
     },
     "localname": "WarrantReserveMember",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfWarrantsAndShareOptionsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019": {
     "auth_ref": [
      "r255"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The weighted average exercise price of other equity instruments (ie other than share options) granted in a share-based payment arrangement. [Refer: Weighted average [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Weighted average exercise price of other equity instruments granted in share-based payment arrangement",
        "terseLabel": "Weighted average value"
       }
      }
     },
     "localname": "WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement2019": {
     "auth_ref": [
      "r255"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The weighted average exercise price of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement. [Refer: Weighted average [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Weighted average exercise price",
        "periodEndLabel": "Weighted average exercise price of other equity instruments outstanding in share-based payment arrangement at end of period",
        "periodStartLabel": "Weighted average exercise price of other equity instruments outstanding in share-based payment arrangement at beginning of period"
       }
      }
     },
     "localname": "WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement2019",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureDerivativeLiabilitiesDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019": {
     "auth_ref": [
      "r106"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The weighted average exercise price of share options exercisable in a share-based payment arrangement. [Refer: Weighted average [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Options Exercisable, Weighted Average Exercise Price"
       }
      }
     },
     "localname": "WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019": {
     "auth_ref": [
      "r104"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The weighted average exercise price of share options forfeited in a share-based payment arrangement. [Refer: Weighted average [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Weighted average exercise price of share options forfeited in share-based payment arrangement",
        "terseLabel": "Weighted Average Exercise Price, Forfeited"
       }
      }
     },
     "localname": "WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShareOptionsActivitiesDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019": {
     "auth_ref": [
      "r103"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The weighted average exercise price of share options granted in a share-based payment arrangement. [Refer: Weighted average [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Weighted Average Exercise Price, Granted"
       }
      }
     },
     "localname": "WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShareOptionsActivitiesDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019": {
     "auth_ref": [
      "r102",
      "r105"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The weighted average exercise price of share options outstanding in a share-based payment arrangement. [Refer: Weighted average [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Options Outstanding, Weighted Average Exercise Price",
        "periodEndLabel": "Weighted Average Exercise Price, Ending Balance",
        "periodStartLabel": "Weighted Average Exercise Price, Beginning Balance"
       }
      }
     },
     "localname": "WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfShareOptionsActivitiesDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "ifrs-full_WeightedAverageFairValueAtMeasurementDateShareOptionsGranted": {
     "auth_ref": [
      "r110"
     ],
     "crdr": "credit",
     "lang": {
      "en": {
       "role": {
        "documentation": "The weighted average fair value of share options granted during the period at the measurement date. [Refer: Weighted average [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Fair value of share options"
       }
      }
     },
     "localname": "WeightedAverageFairValueAtMeasurementDateShareOptionsGranted",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative"
     ],
     "xbrltype": "monetaryItemType"
    },
    "ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019": {
     "auth_ref": [
      "r107"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Options Outstanding, Weighted Average Remaining Contractual Life",
        "verboseLabel": "Weighted average remaining contractual life"
       }
      }
     },
     "localname": "WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureIssuedCapitalDetailsNarrative",
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureSummaryOfRangeOfOptionsOutstandingAndExercisableDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "ifrs-full_WeightedAverageSharePriceShareOptionsGranted2019": {
     "auth_ref": [
      "r109"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The weighted average share price used as input to the option pricing model to calculate the fair value of share options granted. [Refer: Option pricing model [member]; Weighted average [member]]"
       }
      },
      "en-us": {
       "role": {
        "label": "Weighted average fair value"
       }
      }
     },
     "localname": "WeightedAverageSharePriceShareOptionsGranted2019",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "perShareItemType"
    },
    "ifrs-full_WeightedAverageShares": {
     "auth_ref": [
      "r60"
     ],
     "lang": {
      "en": {
       "role": {
        "documentation": "The number of ordinary shares outstanding at the beginning of the period, adjusted by the number of ordinary shares bought back or issued during the period multiplied by a time-weighting factor."
       }
      },
      "en-us": {
       "role": {
        "label": "outstanding, basic and diluted",
        "terseLabel": "Weighted average number of common shares outstanding, basic and diluted"
       }
      }
     },
     "localname": "WeightedAverageShares",
     "nsuri": "http://xbrl.ifrs.org/taxonomy/2021-03-24/ifrs-full",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfLossAndComprehensiveLoss"
     ],
     "xbrltype": "sharesItemType"
    },
    "srt_TitleOfIndividualAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of Individual [Axis]"
       }
      }
     },
     "localname": "TitleOfIndividualAxis",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_TitleOfIndividualWithRelationshipToEntityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of Individual [Domain]"
       }
      }
     },
     "localname": "TitleOfIndividualWithRelationshipToEntityDomain",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/DisclosureAcquisitionOfElyGoldenValleyAndAbitibiDetailsNarrative"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LiabilitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities [Abstract]",
        "terseLabel": "Liabilities"
       }
      }
     },
     "localname": "LiabilitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://goldroyalty.com/20220930/taxonomy/role/StatementsOfFinancialPosition"
     ],
     "xbrltype": "stringItemType"
    }
   },
   "unitCount": 10
  }
 },
 "std_ref": {
  "r0": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "10",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_10_e&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r1": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "106",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_106_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r10": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "54",
   "Subparagraph": "i",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_i&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r100": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "16",
   "Paragraph": "94",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2021-en-r&anchor=para_94&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r101": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "16",
   "Paragraph": "97",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2021-en-r&anchor=para_97&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r102": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "45",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_i&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r103": {
   "Clause": "ii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "45",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_ii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r104": {
   "Clause": "iii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "45",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_iii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r105": {
   "Clause": "vi",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "45",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vi&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r106": {
   "Clause": "vii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "45",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r107": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "45",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_d&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r108": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "45",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r109": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "47",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_47_a_i&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r11": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "54",
   "Subparagraph": "k",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_k&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r110": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "47",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_47_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r111": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "47",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_47_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r112": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_a&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r113": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "Subparagraph": "c",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_c&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r114": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "Subparagraph": "f",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_f_i&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r115": {
   "Clause": "iii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "Subparagraph": "f",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_f_iii&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r116": {
   "Clause": "iv",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "Subparagraph": "f",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_f_iv&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r117": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "Subparagraph": "f",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_f&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r118": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "Subparagraph": "q",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_q_i&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r119": {
   "Clause": "ii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "Subparagraph": "q",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_q_ii&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r12": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "54",
   "Subparagraph": "o",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_o&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r120": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r121": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B67",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B67&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r122": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Section": "Disclosures",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&doctype=Standard&dita_xref=IFRS03_g59-63__IFRS03_g59-63_TI",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r123": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Section": "Disclosures application of paragraphs 59 and 61",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&doctype=Appendix&subtype=B&dita_xref=IFRS03_gB64-B67_TI",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r124": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "5",
   "Paragraph": "33",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=5&code=ifrs-tx-2021-en-r&anchor=para_33_b_i&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r125": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "6",
   "Paragraph": "24",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=6&code=ifrs-tx-2021-en-r&anchor=para_24_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r126": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "6",
   "Paragraph": "24",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=6&code=ifrs-tx-2021-en-r&anchor=para_24_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r127": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "6",
   "Section": "Disclosure",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=6&code=ifrs-tx-2021-en-r&doctype=Standard&dita_xref=IFRS06_g23-25_TI",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r128": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "13C",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_13C&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r129": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "21C",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_21C&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r13": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "55",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_55&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r130": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "22A",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_22A&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r131": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "23A",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_23A&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r132": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "23B",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_23B_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r133": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "24A",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_24A&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r134": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "24B",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_24B&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r135": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "24C",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_24C&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r136": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "31",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_31&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r137": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "33",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_33&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r138": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "34",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_34&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r139": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "35H",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_35H&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r14": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "56",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_56&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r140": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "35K",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_35K&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r141": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "35M",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_35M&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r142": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "36",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_36&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r143": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "42E",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_42E_e&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r144": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "7",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_7&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r145": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "B52",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_B52&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r146": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Section": "Defined terms",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&doctype=Appendix&subtype=A&dita_xref=IFRS07_APPA_TI",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r147": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Section": "Scope",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&doctype=Standard&dita_xref=IFRS07_g3-5A_TI",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r148": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "23",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r149": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "23",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23_d&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r15": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "61",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_61_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r150": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "23",
   "Subparagraph": "g",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23_g&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r151": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "23",
   "Subparagraph": "h",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23_h&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r152": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "23",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r153": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "28",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_28_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r154": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "28",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_28_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r155": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "28",
   "Subparagraph": "c",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_28_c&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r156": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "28",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_28_d&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r157": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "28",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_28_e&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r158": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "32",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_32&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r159": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "33",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_33_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r16": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "61",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_61&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r160": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "33",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_33&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r161": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "34",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_34&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r162": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "109",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_109&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r163": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "109A",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_109A&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r164": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "120",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_120&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r165": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "124",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_124&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r166": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "125",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_125&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r167": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "127",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_127&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r168": {
   "Clause": "ii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "128",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_128_a_ii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r169": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "128",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_128_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r17": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "66",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_66&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r170": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "132",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_132_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r171": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective on first application of IFRS 9",
   "Number": "4",
   "Paragraph": "39M",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2021-en-b&anchor=para_39M_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r172": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective on first application of IFRS 9",
   "Number": "4",
   "Paragraph": "39M",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2021-en-b&anchor=para_39M_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r173": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective on first application of IFRS 9",
   "Number": "4",
   "Paragraph": "39M",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2021-en-b&anchor=para_39M&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r174": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Expiry date 2023-01-01",
   "Number": "4",
   "Paragraph": "39J",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2021-en-b&anchor=para_39J_a&doctype=Standard&book=b",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r175": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Expiry date 2023-01-01",
   "Number": "4",
   "Paragraph": "39J",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2021-en-b&anchor=para_39J&doctype=Standard&book=b",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r176": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Expiry date 2023-01-01",
   "Number": "7",
   "Paragraph": "22",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_22&doctype=Standard&book=b",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r177": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "102",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_102&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r178": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "103",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_103&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r179": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "108",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_108&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r18": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "69",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_69&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r180": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "78",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r181": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "78",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_e&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r182": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "IG6",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_IG6&doctype=Implementation%20Guidance",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r183": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "12",
   "Paragraph": "80",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_80_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r184": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "19",
   "Paragraph": "138",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2021-en-r&anchor=para_138_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r185": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "19",
   "Paragraph": "147",
   "Subparagraph": "c",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2021-en-r&anchor=para_147_c&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r186": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "24",
   "Paragraph": "21",
   "Subparagraph": "c",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_21_c&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r187": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "32",
   "Paragraph": "IE33",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=32&code=ifrs-tx-2021-en-r&anchor=para_IE33&doctype=Illustrative%20Examples",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r188": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "36",
   "Paragraph": "127",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2021-en-r&anchor=para_127&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r189": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "16",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_16_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r19": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "7",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_7&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r190": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "17",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_17_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r191": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "17",
   "Subparagraph": "c",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_17_c&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r192": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "17",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_17_e&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r193": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "44C",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_44C&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r194": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "44D",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_44D&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r195": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Section": "A Statement of cash flows for an entity other than a financial institution",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&doctype=Illustrative%20Examples&dita_xref=IAS07_IE_A__IAS07_IE_A_TI",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r196": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Section": "C Reconciliation of liabilities arising from financing activities",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&doctype=Illustrative%20Examples&dita_xref=IAS07_IE_C__IAS07_IE_C_TI",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r197": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B10",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B10_b&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r198": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "13",
   "Paragraph": "B36",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_B36_a&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r199": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "13",
   "Paragraph": "B36",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_B36_b&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r2": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "106",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_106_d_i&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r20": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "78",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r200": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "13",
   "Paragraph": "B6",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_B6&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r201": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "13",
   "Paragraph": "IE63",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_IE63&doctype=Illustrative%20Examples",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r202": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "15",
   "Paragraph": "B89",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2021-en-r&anchor=para_B89_b&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r203": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "15",
   "Paragraph": "B89",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2021-en-r&anchor=para_B89_d&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r204": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "15",
   "Paragraph": "B89",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2021-en-r&anchor=para_B89_e&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r205": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "16",
   "Paragraph": "53",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2021-en-r&anchor=para_53&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r206": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "Subparagraph": "i",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r207": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "IE72",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_IE72&doctype=Illustrative%20Examples",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r208": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "32",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_32&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r209": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "40",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_40_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r21": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "78",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_e&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r210": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "B11",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_B11&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r211": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "B35",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_B35&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r212": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "IG31A",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_IG31A&doctype=Implementation%20Guidance",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r213": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "IG32",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_IG32&doctype=Implementation%20Guidance",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r214": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "23",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r215": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "8",
   "Paragraph": "28",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_28_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r216": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "113",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_113_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r217": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "96",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_96_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r218": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective 2023-01-01",
   "Number": "17",
   "Paragraph": "96",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2021-en-r&anchor=para_96_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r219": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Note": "Effective on first application of IFRS 9",
   "Number": "4",
   "Paragraph": "39L",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2021-en-b&anchor=para_39L_e&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r22": {
   "Clause": "iv",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "79",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_79_a_iv&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r220": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r221": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r222": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-2",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r223": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-23",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r224": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "d1-1",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r225": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "g",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r226": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12, 13, 15d",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r227": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "13e",
   "Subsection": "4c",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r228": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "14d",
   "Subsection": "2b",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r229": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "15",
   "Subsection": "d",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r23": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "79",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_79_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r230": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "14a",
   "Subsection": "12",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r231": {
   "Name": "Form 10-K",
   "Number": "249",
   "Publisher": "SEC",
   "Section": "310",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r232": {
   "Name": "Form 10-Q",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "308",
   "Subsection": "a",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r233": {
   "Name": "Form 20-F",
   "Number": "249",
   "Publisher": "SEC",
   "Section": "220",
   "Subsection": "f",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r234": {
   "Name": "Form 40-F",
   "Number": "249",
   "Publisher": "SEC",
   "Section": "240",
   "Subsection": "f",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r235": {
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "13",
   "Subsection": "a-1",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r236": {
   "Name": "Regulation S-T",
   "Number": "232",
   "Publisher": "SEC",
   "Section": "405",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r237": {
   "Name": "Securities Act",
   "Number": "230",
   "Publisher": "SEC",
   "Section": "405",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r238": {
   "Name": "Securities Act",
   "Number": "230",
   "Publisher": "SEC",
   "Section": "425",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r239": {
   "Name": "Securities Act",
   "Number": "7A",
   "Publisher": "SEC",
   "Section": "B",
   "Subsection": "2",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r24": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "79",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_79_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r240": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "10",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_10_e&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r241": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "106",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_106_d&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r242": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "108",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_108&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r243": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "112",
   "Subparagraph": "c",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r244": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "117",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_117_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r245": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "55",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_55&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r246": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "85",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_85&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r247": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "19",
   "Paragraph": "9",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2021-en-r&anchor=para_9&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r248": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "16",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_16&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r249": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "17",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_17&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r25": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "81A",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_81A_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r250": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "20",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_20_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r251": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "20",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_20_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r252": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "20",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_20&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r253": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "45",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_45&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r254": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "13",
   "Paragraph": "93",
   "Subparagraph": "h",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_h&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r255": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "2",
   "Paragraph": "45",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r256": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "3",
   "Paragraph": "B64",
   "Subparagraph": "i",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r257": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "39",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_39&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r258": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "7",
   "Paragraph": "7",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_7&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r26": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "81A",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_81A_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r27": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "81A",
   "Subparagraph": "c",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_81A_c&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r28": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "82",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_82_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r29": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "82",
   "Subparagraph": "c",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_82_c&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r3": {
   "Clause": "ii",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "106",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_106_d_ii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r30": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "82",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_82_d&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r31": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "91",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_91_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r32": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "98",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_98_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r33": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "10",
   "Paragraph": "21",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=10&code=ifrs-tx-2021-en-r&anchor=para_21&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r34": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "10",
   "Section": "Disclosure",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=10&code=ifrs-tx-2021-en-r&doctype=Standard&dita_xref=IAS10_g17-22_TI",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r35": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "12",
   "Paragraph": "79",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_79&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r36": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "12",
   "Paragraph": "81",
   "Subparagraph": "c",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_c_i&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r37": {
   "Clause": "ii",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "12",
   "Paragraph": "81",
   "Subparagraph": "c",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_c_ii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r38": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "12",
   "Paragraph": "81",
   "Subparagraph": "g",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_g_i&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r39": {
   "Clause": "ii",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "12",
   "Paragraph": "81",
   "Subparagraph": "g",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_g_ii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r4": {
   "Clause": "iii",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "106",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_106_d_iii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r40": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "12",
   "Section": "Disclosure",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&doctype=Standard&dita_xref=IAS12_g79-88_TI",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r41": {
   "Clause": "v",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "16",
   "Paragraph": "73",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e_v&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r42": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "16",
   "Paragraph": "73",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r43": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "21",
   "Paragraph": "52",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=21&code=ifrs-tx-2021-en-r&anchor=para_52_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r44": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "24",
   "Paragraph": "17",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_17_e&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r45": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "24",
   "Paragraph": "17",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_17&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r46": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "24",
   "Paragraph": "18",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_18_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r47": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "24",
   "Paragraph": "18",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_18&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r48": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "24",
   "Paragraph": "19",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_19_d&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r49": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "24",
   "Paragraph": "19",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_19&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r5": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "106",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_106&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r50": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "24",
   "Paragraph": "20",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_20&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r51": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "24",
   "Section": "Disclosures",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&doctype=Standard&dita_xref=IAS24_g13-24_TI",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r52": {
   "Clause": "viii",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "26",
   "Paragraph": "35",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=26&code=ifrs-tx-2021-en-r&anchor=para_35_b_viii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r53": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "27",
   "Paragraph": "10",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=27&code=ifrs-tx-2021-en-r&anchor=para_10&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r54": {
   "Clause": "iii",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "27",
   "Paragraph": "16",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=27&code=ifrs-tx-2021-en-r&anchor=para_16_b_iii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r55": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "27",
   "Paragraph": "16",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=27&code=ifrs-tx-2021-en-r&anchor=para_16_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r56": {
   "Clause": "iii",
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "27",
   "Paragraph": "17",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=27&code=ifrs-tx-2021-en-r&anchor=para_17_b_iii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r57": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "27",
   "Paragraph": "17",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=27&code=ifrs-tx-2021-en-r&anchor=para_17_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r58": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "33",
   "Paragraph": "66",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=33&code=ifrs-tx-2021-en-r&anchor=para_66&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r59": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "33",
   "Paragraph": "67",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=33&code=ifrs-tx-2021-en-r&anchor=para_67&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r6": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "107",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_107&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r60": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "33",
   "Paragraph": "70",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=33&code=ifrs-tx-2021-en-r&anchor=para_70_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r61": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "34",
   "Paragraph": "16A",
   "Subparagraph": "f",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=34&code=ifrs-tx-2021-en-r&anchor=para_16A_f&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r62": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "38",
   "Paragraph": "122",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2021-en-r&anchor=para_122_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r63": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "39",
   "Paragraph": "86",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=39&code=ifrs-tx-2021-en-r&anchor=para_86_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r64": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "10",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_10&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r65": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "18",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_18_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r66": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "25",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_25&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r67": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "28",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_28&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r68": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "31",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_31&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r69": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "39",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_39&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r7": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "117",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_117&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r70": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "40",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_40_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r71": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "45",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_45&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r72": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "7",
   "Paragraph": "50",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_50_d&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r73": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "1",
   "Paragraph": "24",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2021-en-r&anchor=para_24_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r74": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "1",
   "Paragraph": "24",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2021-en-r&anchor=para_24_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r75": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "1",
   "Paragraph": "32",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2021-en-r&anchor=para_32_a_i&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r76": {
   "Clause": "ii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "1",
   "Paragraph": "32",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=1&code=ifrs-tx-2021-en-r&anchor=para_32_a_ii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r77": {
   "Clause": "ii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "2",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_2_b_ii&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r78": {
   "Clause": "iv",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "21",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_21_a_iv&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r79": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B12_b_i&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r8": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "35",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_35&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r80": {
   "Clause": "ii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B12_b_ii&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r81": {
   "Clause": "iii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B12_b_iii&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r82": {
   "Clause": "iv",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B12_b_iv&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r83": {
   "Clause": "ix",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B12_b_ix&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r84": {
   "Clause": "v",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B12_b_v&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r85": {
   "Clause": "viii",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B12",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B12_b_viii&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r86": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B13",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B13_a&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r87": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B13",
   "Subparagraph": "f",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B13_f&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r88": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B13",
   "Subparagraph": "g",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B13_g&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r89": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B16",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B16_d&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r9": {
   "IssueDate": "2021-01-01",
   "Name": "IAS",
   "Number": "1",
   "Paragraph": "54",
   "Subparagraph": "h",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_h&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r90": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "12",
   "Paragraph": "B4",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_B4_d&doctype=Appendix&subtype=B",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r91": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "13",
   "Paragraph": "93",
   "Subparagraph": "a",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_a&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r92": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "13",
   "Paragraph": "93",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r93": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "13",
   "Paragraph": "93",
   "Subparagraph": "d",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_d&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r94": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "13",
   "Paragraph": "93",
   "Subparagraph": "e",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_e&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r95": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "13",
   "Paragraph": "93",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r96": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "14",
   "Paragraph": "33",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=14&code=ifrs-tx-2021-en-r&anchor=para_33_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r97": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "15",
   "Paragraph": "114",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2021-en-r&anchor=para_114&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r98": {
   "Clause": "i",
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "15",
   "Paragraph": "120",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2021-en-r&anchor=para_120_b_i&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r99": {
   "IssueDate": "2021-01-01",
   "Name": "IFRS",
   "Number": "16",
   "Paragraph": "47",
   "Subparagraph": "b",
   "URI": "http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2021-en-r&anchor=para_47_b&doctype=Standard",
   "URIDate": "2021-03-24",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  }
 },
 "version": "2.2"
}
