{ "version": "2.2", "instance": { "etnb-20240630.htm": { "nsprefix": "etnb", "nsuri": "http://www.89bio.com/20240630", "dts": { "inline": { "local": [ "etnb-20240630.htm" ] }, "schema": { "local": [ "etnb-20240630.xsd" ], "remote": [ "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd", "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd", "http://www.xbrl.org/2003/xl-2003-12-31.xsd", "http://www.xbrl.org/2003/xlink-2003-12-31.xsd", "http://www.xbrl.org/2005/xbrldt-2005.xsd", "http://www.xbrl.org/2006/ref-2006-02-27.xsd", "http://www.xbrl.org/lrr/arcrole/esma-arcrole-2018-11-21.xsd", "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd", "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd", "https://www.xbrl.org/2023/calculation-1.1.xsd", "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd", "https://www.xbrl.org/dtr/type/2022-03-31/types.xsd", "https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd", "https://xbrl.fasb.org/srt/2023/elts/srt-roles-2023.xsd", "https://xbrl.fasb.org/srt/2023/elts/srt-types-2023.xsd", "https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd", "https://xbrl.fasb.org/us-gaap/2023/elts/us-roles-2023.xsd", "https://xbrl.fasb.org/us-gaap/2023/elts/us-types-2023.xsd", "https://xbrl.sec.gov/country/2023/country-2023.xsd", "https://xbrl.sec.gov/dei/2023/dei-2023.xsd", "https://xbrl.sec.gov/ecd/2023/ecd-2023.xsd", "https://xbrl.sec.gov/ecd/2023/ecd-sub-2023.xsd" ] } }, "keyStandard": 226, "keyCustom": 40, "axisStandard": 23, "axisCustom": 0, "memberStandard": 33, "memberCustom": 31, "hidden": { "total": 9, "http://fasb.org/us-gaap/2023": 4, "http://xbrl.sec.gov/dei/2023": 5 }, "contextCount": 196, "entityCount": 1, "segmentCount": 67, "elementCount": 629, "unitCount": 4, "baseTaxonomies": { "http://fasb.org/us-gaap/2023": 573, "http://xbrl.sec.gov/dei/2023": 31, "http://xbrl.sec.gov/ecd/2023": 8 }, "report": { "R1": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation", "longName": "100000 - Document - Document and Entity Information", "shortName": "Document and Entity Information", "isDefault": "true", "groupType": "document", "subGroupType": "", "menuCat": "Cover", "order": "1", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "dei:DocumentType", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "p", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "dei:DocumentType", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "p", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R2": { "role": "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1", "longName": "100010 - Statement - Condensed Consolidated Balance Sheets", "shortName": "Condensed Consolidated Balance Sheets", "isDefault": "false", "groupType": "statement", "subGroupType": "", "menuCat": "Statements", "order": "2", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R3": { "role": "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheetsParenthetical", "longName": "100040 - Statement - Condensed Consolidated Balance Sheets (Parenthetical)", "shortName": "Condensed Consolidated Balance Sheets (Parenthetical)", "isDefault": "false", "groupType": "statement", "subGroupType": "parenthetical", "menuCat": "Statements", "order": "3", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:CommonStockParOrStatedValuePerShare", "unitRef": "U_UnitedStatesOfAmericaDollarsShare", "xsiNil": "false", "lang": null, "decimals": "3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:CommonStockParOrStatedValuePerShare", "unitRef": "U_UnitedStatesOfAmericaDollarsShare", "xsiNil": "false", "lang": null, "decimals": "3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R4": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited", "longName": "100050 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited)", "shortName": "Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited)", "isDefault": "false", "groupType": "statement", "subGroupType": "", "menuCat": "Statements", "order": "4", "firstAnchor": { "contextRef": "C_c6b03451-72e5-421e-92c7-fec20ab71402", "name": "us-gaap:ResearchAndDevelopmentExpense", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_c6b03451-72e5-421e-92c7-fec20ab71402", "name": "us-gaap:ResearchAndDevelopmentExpense", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R5": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited", "longName": "100060 - Statement - Condensed Consolidated Statements of Stockholders' Equity (Unaudited)", "shortName": "Condensed Consolidated Statements of Stockholders' Equity (Unaudited)", "isDefault": "false", "groupType": "statement", "subGroupType": "", "menuCat": "Statements", "order": "5", "firstAnchor": { "contextRef": "C_11aec4f6-07d6-4d9e-8c37-c3ca02649bfe", "name": "us-gaap:StockholdersEquity", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_a5706039-fbd6-407b-a9a7-e72c4b4e0990", "name": "us-gaap:StockIssuedDuringPeriodValueNewIssues", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R6": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited", "longName": "100070 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)", "shortName": "Condensed Consolidated Statements of Cash Flows (Unaudited)", "isDefault": "false", "groupType": "statement", "subGroupType": "", "menuCat": "Statements", "order": "6", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ProfitLoss", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ProfitLoss", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R7": { "role": "http://xbrl.sec.gov/ecd/role/PvpDisclosure", "longName": "995410 - Disclosure - Pay vs Performance Disclosure", "shortName": "Pay vs Performance Disclosure", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "7", "firstAnchor": { "contextRef": "C_c6b03451-72e5-421e-92c7-fec20ab71402", "name": "us-gaap:NetIncomeLoss", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": null }, "R8": { "role": "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements", "longName": "995445 - Disclosure - Insider Trading Arrangements", "shortName": "Insider Trading Arrangements", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "8", "firstAnchor": { "contextRef": "C_c6b03451-72e5-421e-92c7-fec20ab71402", "name": "ecd:MtrlTermsOfTrdArrTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_c6b03451-72e5-421e-92c7-fec20ab71402", "name": "ecd:MtrlTermsOfTrdArrTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R9": { "role": "http://www.89bio.com/20240630/taxonomy/role/DisclosureOrganizationAndLiquidity", "longName": "995455 - Disclosure - Organization and Liquidity", "shortName": "Organization and Liquidity", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "9", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "etnb:OrganizationAndLiquidityDisclosureTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "etnb:OrganizationAndLiquidityDisclosureTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R10": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPolicies", "longName": "995465 - Disclosure - Summary of Significant Accounting Policies", "shortName": "Summary of Significant Accounting Policies", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "10", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:SignificantAccountingPoliciesTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:SignificantAccountingPoliciesTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R11": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurements", "longName": "995475 - Disclosure - Fair Value Measurements", "shortName": "Fair Value Measurements", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "11", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:FairValueDisclosuresTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:FairValueDisclosuresTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R12": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponents", "longName": "995485 - Disclosure - Balance Sheet Components", "shortName": "Balance Sheet Components", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "12", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R13": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingencies", "longName": "995495 - Disclosure - Commitments and Contingencies", "shortName": "Commitments and Contingencies", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "13", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R14": { "role": "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacility", "longName": "995505 - Disclosure - Term Loan Facility", "shortName": "Term Loan Facility", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "14", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:LongTermDebtTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:LongTermDebtTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R15": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquity", "longName": "995515 - Disclosure - Stockholders' Equity", "shortName": "Stockholders' Equity", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "15", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R16": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensation", "longName": "995525 - Disclosure - Stock-Based Compensation", "shortName": "Stock-Based Compensation", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "16", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R17": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShare", "longName": "995535 - Disclosure - Net Loss Per Share", "shortName": "Net Loss Per Share", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "17", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:EarningsPerShareTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:EarningsPerShareTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R18": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEvents", "longName": "995545 - Disclosure - Subsequent Events", "shortName": "Subsequent Events", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "18", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:SubsequentEventsTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:SubsequentEventsTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R19": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies", "longName": "995555 - Disclosure - Summary of Significant Accounting Policies (Policies)", "shortName": "Summary of Significant Accounting Policies (Policies)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "policies", "menuCat": "Policies", "order": "19", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:SignificantAccountingPoliciesTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:SignificantAccountingPoliciesTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R20": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsTables", "longName": "995565 - Disclosure - Fair Value Measurements (Tables)", "shortName": "Fair Value Measurements (Tables)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "tables", "menuCat": "Tables", "order": "20", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R21": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsTables", "longName": "995575 - Disclosure - Balance Sheet Components (Tables)", "shortName": "Balance Sheet Components (Tables)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "tables", "menuCat": "Tables", "order": "21", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "etnb:ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "etnb:ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R22": { "role": "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityTables", "longName": "995595 - Disclosure - Term Loan Facility (Tables)", "shortName": "Term Loan Facility (Tables)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "tables", "menuCat": "Tables", "order": "22", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ScheduleOfMaturitiesOfLongTermDebtTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:LongTermDebtTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ScheduleOfMaturitiesOfLongTermDebtTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:LongTermDebtTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R23": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityTables", "longName": "995605 - Disclosure - Stockholders' Equity (Tables)", "shortName": "Stockholders' Equity (Tables)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "tables", "menuCat": "Tables", "order": "23", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "etnb:ScheduleOfCommonStockReservedForIssuanceTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "etnb:ScheduleOfCommonStockReservedForIssuanceTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R24": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationTables", "longName": "995615 - Disclosure - Stock-Based Compensation (Tables)", "shortName": "Stock-Based Compensation (Tables)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "tables", "menuCat": "Tables", "order": "24", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R25": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareTables", "longName": "995625 - Disclosure - Net Loss Per Share (Tables)", "shortName": "Net Loss Per Share (Tables)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "tables", "menuCat": "Tables", "order": "25", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:EarningsPerShareTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "us-gaap:EarningsPerShareTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R26": { "role": "http://www.89bio.com/20240630/taxonomy/role/DisclosureOrganizationAndLiquidityAdditionalInformationDetails", "longName": "995635 - Disclosure - Organization and Liquidity - Additional Information (Details)", "shortName": "Organization and Liquidity - Additional Information (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "26", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:RetainedEarningsAccumulatedDeficit", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:CashCashEquivalentsAndShortTermInvestments", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-5", "ancestors": [ "span", "p", "etnb:OrganizationAndLiquidityDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R27": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "longName": "995645 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Details)", "shortName": "Summary of Significant Accounting Policies - Additional Information (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "27", "firstAnchor": { "contextRef": "C_c6b03451-72e5-421e-92c7-fec20ab71402", "name": "us-gaap:IncomeTaxExpenseBenefit", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_7a37b0da-42eb-4e01-8965-d435a3524dc0", "name": "us-gaap:IncomeTaxExpenseBenefit", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-5", "ancestors": [ "span", "p", "us-gaap:IncomeTaxPolicyTextBlock", "div", "us-gaap:SignificantAccountingPoliciesTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R28": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails", "longName": "995655 - Disclosure - Fair Value Measurements - Summary of Financial Assets Measured at Fair Value on Recurring Basis (Details)", "shortName": "Fair Value Measurements - Summary of Financial Assets Measured at Fair Value on Recurring Basis (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "28", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:AvailableForSaleSecuritiesDebtSecurities", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_77bbe180-1614-465e-869a-a98bf98b63b4", "name": "us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "div", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R29": { "role": "http://www.89bio.com/20240630/taxonomy/role/DisclosureFairValueMeasurementsScheduleOfContractualMaturitiesOfFinancialAssetsMeasuredAtFairValueDetails", "longName": "995665 - Disclosure - Fair Value Measurements - Schedule of Contractual Maturities of Financial Assets Measured at Fair Value (Details)", "shortName": "Fair Value Measurements - Schedule of Contractual Maturities of Financial Assets Measured at Fair Value (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "29", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R30": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfPrepaidAndOtherCurrentAssetsDetails", "longName": "995685 - Disclosure - Balance Sheet Components - Schedule of Prepaid and Other Current Assets (Details)", "shortName": "Balance Sheet Components - Schedule of Prepaid and Other Current Assets (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "30", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "etnb:PrepaidResearchAndDevelopmentCurrent", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "etnb:ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock", "div", "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "etnb:PrepaidResearchAndDevelopmentCurrent", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "etnb:ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock", "div", "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R31": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfAccruedExpensesDetails", "longName": "995695 - Disclosure - Balance Sheet Components - Schedule of Accrued Expenses (Details)", "shortName": "Balance Sheet Components - Schedule of Accrued Expenses (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "31", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "etnb:AccruedResearchAndDevelopmentExpenseCurrent", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccruedLiabilitiesTableTextBlock", "div", "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "etnb:AccruedResearchAndDevelopmentExpenseCurrent", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccruedLiabilitiesTableTextBlock", "div", "us-gaap:SupplementalBalanceSheetDisclosuresTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R32": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "longName": "995705 - Disclosure - Commitments and Contingencies - Additional Information (Details)", "shortName": "Commitments and Contingencies - Additional Information (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "32", "firstAnchor": { "contextRef": "C_fb89525a-7e00-44c7-a33d-529ca8dae6eb", "name": "etnb:ProductionFacilityPaymentPayables", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-5", "ancestors": [ "span", "p", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_fb89525a-7e00-44c7-a33d-529ca8dae6eb", "name": "etnb:ProductionFacilityPaymentPayables", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-5", "ancestors": [ "span", "p", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R33": { "role": "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "longName": "995745 - Disclosure - Term Loan Facility - Additional Information (Details)", "shortName": "Term Loan Facility - Additional Information (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "33", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:DebtInstrumentUnamortizedDiscount", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfMaturitiesOfLongTermDebtTableTextBlock", "div", "us-gaap:LongTermDebtTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_2ab2b5fe-ad75-4971-bc84-687234f83a80", "name": "us-gaap:ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "us-gaap:LongTermDebtTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R34": { "role": "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails", "longName": "995755 - Disclosure - Term Loan Facility - Schedule of Repayment of Principal Amount (Details)", "shortName": "Term Loan Facility - Schedule of Repayment of Principal Amount (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "34", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfMaturitiesOfLongTermDebtTableTextBlock", "div", "us-gaap:LongTermDebtTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfMaturitiesOfLongTermDebtTableTextBlock", "div", "us-gaap:LongTermDebtTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R35": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails", "longName": "995765 - Disclosure - Stockholders' Equity - Schedule of Shares of Common Stock Available for Future Issuance (Details)", "shortName": "Stockholders' Equity - Schedule of Shares of Common Stock Available for Future Issuance (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "35", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:CommonStockCapitalSharesReservedForFutureIssuance", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "td", "tr", "table", "etnb:ScheduleOfCommonStockReservedForIssuanceTableTextBlock", "div", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_e0f0a71f-d032-4e40-b32b-36c4843f6ab6", "name": "us-gaap:CommonStockCapitalSharesReservedForFutureIssuance", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "td", "tr", "table", "etnb:ScheduleOfCommonStockReservedForIssuanceTableTextBlock", "div", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R36": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "longName": "995775 - Disclosure - Stockholders' Equity - Additional Information (Details)", "shortName": "Stockholders' Equity - Additional Information (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "36", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:PaymentsOfStockIssuanceCosts", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_b7cecac5-1610-49ff-af21-7649cb8df43f", "name": "us-gaap:ProceedsFromIssuanceOfCommonStock", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-5", "ancestors": [ "span", "p", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R37": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails", "longName": "995785 - Disclosure - Stockholders' Equity - Schedule of Outstanding Warrants to Purchase Shares of Common Stock (Details)", "shortName": "Stockholders' Equity - Schedule of Outstanding Warrants to Purchase Shares of Common Stock (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "37", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:ClassOfWarrantOrRightOutstanding", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock", "div", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_c3c5c425-40ef-4bb4-827b-ef297dc4f1be", "name": "us-gaap:ClassOfWarrantOrRightOutstanding", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock", "div", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R38": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "longName": "995795 - Disclosure - Stock-Based Compensation - Additional Information (Details)", "shortName": "Stock-Based Compensation - Additional Information (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "38", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:CommonStockCapitalSharesReservedForFutureIssuance", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "td", "tr", "table", "etnb:ScheduleOfCommonStockReservedForIssuanceTableTextBlock", "div", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_b52343a3-865e-44c0-86f3-bdbba9d1ad5f", "name": "us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "p", "us-gaap:ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R39": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails", "longName": "995805 - Disclosure - Stock-Based Compensation - Summary of Stock Option Activity (Details)", "shortName": "Stock-Based Compensation - Summary of Stock Option Activity (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "39", "firstAnchor": { "contextRef": "C_f142b7d3-7464-41f1-ba03-ea55d4479953", "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_14444469-227a-4041-83f4-96651bed3771", "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R40": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails", "longName": "995815 - Disclosure - Stock-Based Compensation - Summary of Estimated Fair Value of Stock Option Awards Granted Using Black-Scholes Option-Pricing Model (Details)", "shortName": "Stock-Based Compensation - Summary of Estimated Fair Value of Stock Option Awards Granted Using Black-Scholes Option-Pricing Model (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "40", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum", "unitRef": "U_pure", "xsiNil": "false", "lang": null, "decimals": "3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum", "unitRef": "U_pure", "xsiNil": "false", "lang": null, "decimals": "3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R41": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails", "longName": "995825 - Disclosure - Stock-Based Compensation - Summary of Restricted Stock Unit Activity (Details)", "shortName": "Stock-Based Compensation - Summary of Restricted Stock Unit Activity (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "41", "firstAnchor": { "contextRef": "C_dc6fb6fe-36b5-4eb7-9be7-1ddcfc6a8814", "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_dc6fb6fe-36b5-4eb7-9be7-1ddcfc6a8814", "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R42": { "role": "http://www.89bio.com/20240630/taxonomy/role/DisclosureStockbasedCompensationSummaryOfStockbasedCompensationExpenseDetails", "longName": "995835 - Disclosure - Stock-Based Compensation - Summary of Stock-Based Compensation Expense (Details)", "shortName": "Stock-Based Compensation - Summary of Stock-Based Compensation Expense (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "42", "firstAnchor": { "contextRef": "C_c6b03451-72e5-421e-92c7-fec20ab71402", "name": "us-gaap:AllocatedShareBasedCompensationExpense", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_3005b8b0-ee1a-4080-a09b-2f4dbbd5e2a1", "name": "us-gaap:AllocatedShareBasedCompensationExpense", "unitRef": "U_USD", "xsiNil": "false", "lang": null, "decimals": "-3", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "div", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R43": { "role": "http://www.89bio.com/20240630/taxonomy/role/DisclosureNetLossPerShareScheduleOfWeightedaverageSharesOutstandingUsedToCalculateBasicAndDilutedNetLossPerShareDetails", "longName": "995845 - Disclosure - Net Loss Per Share - Schedule of Weighted-average Shares Outstanding Used to Calculate Basic and Diluted Net Loss Per Share (Details)", "shortName": "Net Loss Per Share - Schedule of Weighted-average Shares Outstanding Used to Calculate Basic and Diluted Net Loss Per Share (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "43", "firstAnchor": { "contextRef": "C_c6b03451-72e5-421e-92c7-fec20ab71402", "name": "us-gaap:WeightedAverageNumberOfSharesOutstandingBasic", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "0", "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": { "contextRef": "C_6b21edbb-4a30-4453-b9b5-dba79ec9c5cd", "name": "us-gaap:WeightedAverageNumberOfSharesOutstandingBasic", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "0", "ancestors": [ "us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding", "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "div", "us-gaap:EarningsPerShareTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "unique": true } }, "R44": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareScheduleOfOutstandingPotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossDetails", "longName": "995855 - Disclosure - Net Loss Per Share - Schedule of Outstanding Potentially Dilutive Securities Excluded From Calculation of Diluted Net Loss (Details)", "shortName": "Net Loss Per Share - Schedule of Outstanding Potentially Dilutive Securities Excluded From Calculation of Diluted Net Loss (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "44", "firstAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "0", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "div", "us-gaap:EarningsPerShareTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "C_6eee862f-4cc3-43f3-b593-c6a1289713f7", "name": "us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "0", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "div", "us-gaap:EarningsPerShareTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true, "unique": true } }, "R45": { "role": "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails", "longName": "995865 - Disclosure - Subsequent Events - Additional Information (Details)", "shortName": "Subsequent Events - Additional Information (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "45", "firstAnchor": { "contextRef": "C_dcc3885e-bd51-4c61-b5cb-9f8f3d3189ae", "name": "us-gaap:ClassOfWarrantOrRightOutstanding", "unitRef": "U_shares", "xsiNil": "false", "lang": null, "decimals": "INF", "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock", "div", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "div", "body", "html" ], "reportCount": 1, "baseRef": "etnb-20240630.htm", "first": true }, "uniqueAnchor": null } }, "tag": { "etnb_ATMFacilityMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ATMFacilityMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "label": "A T M Facility [Member]", "documentation": "ATM facility.", "terseLabel": "ATM Facility" } } }, "auth_ref": [] }, "us-gaap_AccountingPoliciesAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AccountingPoliciesAbstract", "lang": { "en-us": { "role": { "label": "Accounting Policies [Abstract]" } } }, "auth_ref": [] }, "us-gaap_AccountingStandardsUpdate201613Member": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AccountingStandardsUpdate201613Member", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "ASU 2016-13", "label": "Accounting Standards Update 2016-13 [Member]", "documentation": "Accounting Standards Update 2016-13 Financial Instruments-Credit Losses (Topic 326): Measurement of Credit Losses on Financial Instruments." } } }, "auth_ref": [ "r257" ] }, "us-gaap_AccountingStandardsUpdate202006Member": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AccountingStandardsUpdate202006Member", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "ASU 2020-06", "label": "Accounting Standards Update 2020-06 [Member]", "documentation": "Accounting Standards Update 2020-06 Debt - Debt with Conversion and Other Options (Subtopic 470-20) and Derivatives and Hedging - Contracts in Entity's Own Equity (Subtopic 815-40): Accounting for Convertible Instruments and Contracts in an Entity's Own Equity." } } }, "auth_ref": [ "r432", "r433", "r434", "r435", "r436", "r437", "r438", "r439", "r440", "r441", "r442" ] }, "us-gaap_AccountsPayableCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AccountsPayableCurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Accounts Payable, Current, Total", "terseLabel": "Accounts payable", "label": "Accounts Payable, Current", "documentation": "Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)." } } }, "auth_ref": [ "r19", "r705" ] }, "us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AccretionAmortizationOfDiscountsAndPremiumsInvestments", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Accretion (Amortization) of Discounts and Premiums, Investments", "negatedLabel": "Net accretion of discounts on investments in marketable securities", "documentation": "The sum of the periodic adjustments of the differences between securities' face values and purchase prices that are charged against earnings. This is called accretion if the security was purchased at a discount and amortization if it was purchased at premium. As a noncash item, this element is an adjustment to net income when calculating cash provided by or used in operations using the indirect method." } } }, "auth_ref": [ "r96" ] }, "etnb_AccretionOfFinalPaymentFee": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "AccretionOfFinalPaymentFee", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Accretion of final payment fee on term loan", "label": "Accretion Of Final Payment Fee", "documentation": "Accretion of final payment fee." } } }, "auth_ref": [] }, "us-gaap_AccruedLiabilitiesCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AccruedLiabilitiesCurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfAccruedExpensesDetails", "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Total accrued expenses", "terseLabel": "Accrued expenses", "label": "Accrued Liabilities, Current", "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)." } } }, "auth_ref": [ "r22" ] }, "us-gaap_AccruedProfessionalFeesCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AccruedProfessionalFeesCurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfAccruedExpensesDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Accrued professional and legal fees", "label": "Accrued Professional Fees, Current", "documentation": "Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)." } } }, "auth_ref": [ "r22" ] }, "etnb_AccruedResearchAndDevelopmentExpenseCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "AccruedResearchAndDevelopmentExpenseCurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfAccruedExpensesDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Accrued research and development expenses", "label": "Accrued Research And Development Expense Current", "documentation": "Accrued research and development expense current." } } }, "auth_ref": [] }, "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Accumulated Other Comprehensive Income (Loss), Net of Tax, Total", "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax", "terseLabel": "Accumulated other comprehensive (loss) income", "documentation": "Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source." } } }, "auth_ref": [ "r31", "r32", "r85", "r150", "r540", "r562", "r566" ] }, "us-gaap_AccumulatedOtherComprehensiveIncomeMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AccumulatedOtherComprehensiveIncomeMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Accumulated Other Comprehensive (Loss) Income", "label": "AOCI Attributable to Parent [Member]", "documentation": "Accumulated increase (decrease) in equity from transactions and other events and circumstances from non-owner sources, attributable to the parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners." } } }, "auth_ref": [ "r2", "r9", "r32", "r424", "r427", "r490", "r557", "r558", "r813", "r814", "r815", "r824", "r825", "r826" ] }, "ecd_Additional402vDisclosureTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "Additional402vDisclosureTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Additional 402(v) Disclosure [Text Block]", "terseLabel": "Additional 402(v) Disclosure" } } }, "auth_ref": [ "r755" ] }, "etnb_AdditionalCashProceedsFromWarrantExercises": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "AdditionalCashProceedsFromWarrantExercises", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Additional cash proceeds from exercises of warrants", "label": "Additional Cash Proceeds from Warrant Exercises", "documentation": "Additional cash proceeds from warrant exercises." } } }, "auth_ref": [] }, "etnb_AdditionalOfMilestonesPaymentPayableUponAchievement": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "AdditionalOfMilestonesPaymentPayableUponAchievement", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Additional percentage of milestones payment payable upon achievement", "label": "Additional Of Milestones Payment Payable Upon Achievement", "documentation": "Additional of milestones payment payable upon achievement." } } }, "auth_ref": [] }, "us-gaap_AdditionalPaidInCapital": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AdditionalPaidInCapital", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Additional Paid in Capital, Total", "label": "Additional Paid in Capital", "terseLabel": "Additional paid-in capital", "documentation": "Amount of excess of issue price over par or stated value of stock and from other transaction involving stock or stockholder. Includes, but is not limited to, additional paid-in capital (APIC) for common and preferred stock." } } }, "auth_ref": [ "r80", "r705", "r904" ] }, "us-gaap_AdditionalPaidInCapitalMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AdditionalPaidInCapitalMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Additional Paid-in Capital", "label": "Additional Paid-in Capital [Member]", "documentation": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders." } } }, "auth_ref": [ "r384", "r385", "r386", "r578", "r824", "r825", "r826", "r883", "r906" ] }, "ecd_AdjToCompAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AdjToCompAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Adjustment to Compensation Amount", "terseLabel": "Adjustment to Compensation, Amount" } } }, "auth_ref": [ "r761" ] }, "ecd_AdjToCompAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AdjToCompAxis", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Adjustment to Compensation [Axis]", "terseLabel": "Adjustment to Compensation:" } } }, "auth_ref": [ "r761" ] }, "ecd_AdjToNonPeoNeoCompFnTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AdjToNonPeoNeoCompFnTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Adjustment to Non-PEO NEO Compensation Footnote [Text Block]", "terseLabel": "Adjustment to Non-PEO NEO Compensation Footnote" } } }, "auth_ref": [ "r761" ] }, "ecd_AdjToPeoCompFnTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AdjToPeoCompFnTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Adjustment To PEO Compensation, Footnote [Text Block]", "terseLabel": "Adjustment To PEO Compensation, Footnote" } } }, "auth_ref": [ "r761" ] }, "us-gaap_AdjustmentsForNewAccountingPronouncementsAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AdjustmentsForNewAccountingPronouncementsAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Accounting Standards Update", "label": "Accounting Standards Update [Axis]", "documentation": "Information by amendment to accounting standards." } } }, "auth_ref": [ "r134", "r135", "r136", "r137", "r138", "r185", "r186", "r187", "r188", "r198", "r224", "r225", "r259", "r260", "r261", "r262", "r264", "r265", "r266", "r267", "r268", "r269", "r282", "r384", "r385", "r386", "r400", "r401", "r402", "r403", "r407", "r408", "r409", "r419", "r420", "r421", "r422", "r423", "r424", "r425", "r426", "r427", "r428", "r429", "r432", "r433", "r434", "r435", "r436", "r437", "r438", "r439", "r440", "r441", "r442", "r443", "r452", "r453", "r459", "r460", "r461", "r462", "r471", "r472", "r476", "r477", "r478", "r479", "r486", "r487", "r488", "r489", "r490", "r526", "r527", "r528", "r555", "r556", "r557", "r558", "r559", "r560", "r561", "r562", "r563", "r564", "r565", "r566" ] }, "us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "APIC, Share-Based Payment Arrangement, Increase for Cost Recognition, Total", "terseLabel": "Stock-based compensation", "label": "APIC, Share-Based Payment Arrangement, Increase for Cost Recognition", "documentation": "Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement." } } }, "auth_ref": [ "r61", "r62", "r350" ] }, "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Adjustments to reconcile net loss to net cash used in operating activities:", "label": "Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]" } } }, "auth_ref": [] }, "etnb_AgencyDiscountSecuritiesMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "AgencyDiscountSecuritiesMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Agency discount securities", "label": "Agency Discount Securities [Member]", "documentation": "Agency discount securities." } } }, "auth_ref": [] }, "us-gaap_AgencySecuritiesMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AgencySecuritiesMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Agency bonds", "label": "Agency Securities [Member]", "documentation": "Securities issued by government sponsored entities." } } }, "auth_ref": [ "r832", "r833" ] }, "ecd_AggtErrCompAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AggtErrCompAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Aggregate Erroneous Compensation Amount", "terseLabel": "Aggregate Erroneous Compensation Amount" } } }, "auth_ref": [ "r726", "r737", "r747", "r772" ] }, "ecd_AggtErrCompNotYetDeterminedTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AggtErrCompNotYetDeterminedTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Aggregate Erroneous Compensation Not Yet Determined [Text Block]", "terseLabel": "Aggregate Erroneous Compensation Not Yet Determined" } } }, "auth_ref": [ "r729", "r740", "r750", "r775" ] }, "ecd_AllAdjToCompMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AllAdjToCompMember", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "All Adjustments to Compensation [Member]", "terseLabel": "All Adjustments to Compensation" } } }, "auth_ref": [ "r761" ] }, "ecd_AllExecutiveCategoriesMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AllExecutiveCategoriesMember", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "All Executive Categories [Member]", "terseLabel": "All Executive Categories" } } }, "auth_ref": [ "r768" ] }, "ecd_AllIndividualsMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AllIndividualsMember", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure", "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure", "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements", "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "All Individuals [Member]", "terseLabel": "All Individuals" } } }, "auth_ref": [ "r733", "r741", "r751", "r768", "r776", "r780", "r788" ] }, "ecd_AllTradingArrangementsMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AllTradingArrangementsMember", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "All Trading Arrangements [Member]", "terseLabel": "All Trading Arrangements" } } }, "auth_ref": [ "r786" ] }, "us-gaap_AllocatedShareBasedCompensationExpense": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AllocatedShareBasedCompensationExpense", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureStockbasedCompensationSummaryOfStockbasedCompensationExpenseDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Share base compensation expense", "terseLabel": "Total stock-based compensation", "label": "Share-Based Payment Arrangement, Expense", "documentation": "Amount of expense for award under share-based payment arrangement. Excludes amount capitalized." } } }, "auth_ref": [ "r379", "r387" ] }, "dei_AmendmentFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "AmendmentFlag", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Amendment Flag", "label": "Amendment Flag", "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission." } } }, "auth_ref": [] }, "us-gaap_AmortizationOfFinancingCosts": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AmortizationOfFinancingCosts", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Amortization of debt issuance costs", "label": "Amortization of Debt Issuance Costs", "documentation": "Amount of amortization expense attributable to debt issuance costs." } } }, "auth_ref": [ "r89", "r316", "r474", "r818" ] }, "us-gaap_AmortizationOfFinancingCostsAndDiscounts": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AmortizationOfFinancingCostsAndDiscounts", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Amortization of Debt Issuance Costs and Discounts, Total", "label": "Amortization of Debt Issuance Costs and Discounts", "terseLabel": "Amortization of debt discount and accretion of deferred debt costs", "documentation": "Amount of amortization expense attributable to debt discount (premium) and debt issuance costs." } } }, "auth_ref": [ "r316", "r474", "r691", "r692", "r818" ] }, "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareScheduleOfOutstandingPotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Antidilutive common stock equivalents excluded from calculation of diluted net loss per share", "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount", "documentation": "Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented." } } }, "auth_ref": [ "r208" ] }, "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareScheduleOfOutstandingPotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Antidilutive Securities", "label": "Antidilutive Securities [Axis]", "documentation": "Information by type of antidilutive security." } } }, "auth_ref": [ "r42" ] }, "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareScheduleOfOutstandingPotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]", "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [] }, "us-gaap_AntidilutiveSecuritiesNameDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AntidilutiveSecuritiesNameDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareScheduleOfOutstandingPotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Antidilutive Securities, Name", "label": "Antidilutive Securities, Name [Domain]", "documentation": "Incremental common shares attributable to securities that were not included in diluted earnings per share (EPS) because to do so would increase EPS amounts or decrease loss per share amounts for the period presented." } } }, "auth_ref": [ "r42" ] }, "us-gaap_ArrangementsAndNonarrangementTransactionsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ArrangementsAndNonarrangementTransactionsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Collaborative Arrangement and Arrangement Other than Collaborative", "label": "Collaborative Arrangement and Arrangement Other than Collaborative [Domain]", "documentation": "Collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations." } } }, "auth_ref": [ "r410" ] }, "us-gaap_AssetAcquisitionConsiderationTransferred": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AssetAcquisitionConsiderationTransferred", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Asset Acquisition, Consideration Transferred, Total", "label": "Asset Acquisition, Consideration Transferred", "terseLabel": "Nonrefundable upfront payment", "documentation": "Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer." } } }, "auth_ref": [ "r702", "r880", "r881", "r882" ] }, "etnb_AssetTransferAndLicenseAgreementTerminationNoticePeriodIfBankruptcyPetitionFiled": { "xbrltype": "durationItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "AssetTransferAndLicenseAgreementTerminationNoticePeriodIfBankruptcyPetitionFiled", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Asset transfer and license agreement termination notice period if bankruptcy petition filed", "label": "Asset Transfer And License Agreement Termination Notice Period If Bankruptcy Petition Filed", "documentation": "Asset transfer and license agreement termination notice period if bankruptcy petition filed." } } }, "auth_ref": [] }, "etnb_AssetTransferAndLicenseAgreementTerminationPeriodAfterWrittenNotice": { "xbrltype": "durationItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "AssetTransferAndLicenseAgreementTerminationPeriodAfterWrittenNotice", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Asset transfer and license agreement, termination period after written notice", "label": "Asset Transfer And License Agreement Termination Period After Written Notice", "documentation": "Asset transfer and license agreement termination period after written notice." } } }, "auth_ref": [] }, "etnb_AssetTransferAndLicenseAgreementTerminationPeriodNoticeOfFailure": { "xbrltype": "durationItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "AssetTransferAndLicenseAgreementTerminationPeriodNoticeOfFailure", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Asset transfer and license agreement, termination period notice of breach", "label": "Asset Transfer And License Agreement Termination Period Notice Of Failure", "documentation": "Asset transfer and license agreement termination period notice of failure." } } }, "auth_ref": [] }, "us-gaap_Assets": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "Assets", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Total assets", "label": "Assets", "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events." } } }, "auth_ref": [ "r110", "r144", "r179", "r214", "r218", "r220", "r256", "r292", "r293", "r294", "r295", "r296", "r297", "r298", "r299", "r300", "r412", "r416", "r454", "r537", "r610", "r705", "r717", "r845", "r846", "r890" ] }, "us-gaap_AssetsAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AssetsAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Assets", "label": "Assets [Abstract]" } } }, "auth_ref": [] }, "us-gaap_AssetsCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AssetsCurrent", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Total current assets", "label": "Assets, Current", "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events." } } }, "auth_ref": [ "r140", "r151", "r179", "r256", "r292", "r293", "r294", "r295", "r296", "r297", "r298", "r299", "r300", "r412", "r416", "r454", "r705", "r845", "r846", "r890" ] }, "us-gaap_AssetsCurrentAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AssetsCurrentAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Current assets:", "label": "Assets, Current [Abstract]" } } }, "auth_ref": [] }, "us-gaap_AssetsFairValueDisclosure": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AssetsFairValueDisclosure", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "label": "Assets, Fair Value Disclosure", "totalLabel": "Total cash equivalents and marketable securities", "documentation": "Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events." } } }, "auth_ref": [ "r67" ] }, "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Short-term investments, Gross Unrealized Holding Gains", "label": "Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax", "documentation": "Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)." } } }, "auth_ref": [ "r230" ] }, "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "negatedLabel": "Short-term investments, Gross Unrealized Holding Losses", "label": "Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax", "documentation": "Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)." } } }, "auth_ref": [ "r231" ] }, "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AvailableForSaleDebtSecuritiesAmortizedCostBasis", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Short-term investments, Amortized Cost", "label": "Debt Securities, Available-for-Sale, Amortized Cost", "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)." } } }, "auth_ref": [ "r227", "r275", "r536" ] }, "etnb_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsFairValue": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsFairValue", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureFairValueMeasurementsScheduleOfContractualMaturitiesOfFinancialAssetsMeasuredAtFairValueDetails" ], "lang": { "en-us": { "role": { "terseLabel": "After one year through two years", "label": "Available For Sale Securities Debt Maturities After One Through Two Years Fair Value", "documentation": "Available for sale securities debt maturities after one through two years fair value." } } }, "auth_ref": [] }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureFairValueMeasurementsScheduleOfContractualMaturitiesOfFinancialAssetsMeasuredAtFairValueDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Within one year", "label": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One", "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)." } } }, "auth_ref": [ "r234", "r534" ] }, "us-gaap_AvailableForSaleSecuritiesDebtSecurities": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AvailableForSaleSecuritiesDebtSecurities", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureFairValueMeasurementsScheduleOfContractualMaturitiesOfFinancialAssetsMeasuredAtFairValueDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Short-term investments, Aggregated Fair Value", "label": "Debt Securities, Available-for-Sale", "totalLabel": "Total cash equivalents and marketable securities", "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)." } } }, "auth_ref": [ "r228", "r275", "r529", "r830" ] }, "ecd_AwardExrcPrice": { "xbrltype": "perShareItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardExrcPrice", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Award Exercise Price", "terseLabel": "Exercise Price" } } }, "auth_ref": [ "r783" ] }, "ecd_AwardGrantDateFairValue": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardGrantDateFairValue", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Award Grant Date Fair Value", "terseLabel": "Fair Value as of Grant Date" } } }, "auth_ref": [ "r784" ] }, "ecd_AwardTmgDiscLineItems": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardTmgDiscLineItems", "lang": { "en-us": { "role": { "label": "Award Timing Disclosures [Line Items]", "terseLabel": "Award Timing Disclosures" } } }, "auth_ref": [ "r779" ] }, "ecd_AwardTmgHowMnpiCnsdrdTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardTmgHowMnpiCnsdrdTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Award Timing, How MNPI Considered [Text Block]", "terseLabel": "Award Timing, How MNPI Considered" } } }, "auth_ref": [ "r779" ] }, "ecd_AwardTmgMethodTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardTmgMethodTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Award Timing Method [Text Block]", "terseLabel": "Award Timing Method" } } }, "auth_ref": [ "r779" ] }, "ecd_AwardTmgMnpiCnsdrdFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardTmgMnpiCnsdrdFlag", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Award Timing MNPI Considered [Flag]", "terseLabel": "Award Timing MNPI Considered" } } }, "auth_ref": [ "r779" ] }, "ecd_AwardTmgMnpiDiscTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardTmgMnpiDiscTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Award Timing MNPI Disclosure [Text Block]", "terseLabel": "Award Timing MNPI Disclosure" } } }, "auth_ref": [ "r779" ] }, "ecd_AwardTmgPredtrmndFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardTmgPredtrmndFlag", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Award Timing Predetermined [Flag]", "terseLabel": "Award Timing Predetermined" } } }, "auth_ref": [ "r779" ] }, "us-gaap_AwardTypeAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "AwardTypeAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails", "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Award Type [Axis]", "terseLabel": "Award Type", "documentation": "Information by type of award under share-based payment arrangement." } } }, "auth_ref": [ "r353", "r354", "r355", "r356", "r357", "r358", "r359", "r360", "r361", "r362", "r363", "r364", "r365", "r366", "r367", "r368", "r369", "r370", "r371", "r372", "r373", "r374", "r375", "r376", "r377", "r378" ] }, "ecd_AwardUndrlygSecuritiesAmt": { "xbrltype": "decimalItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardUndrlygSecuritiesAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Award Underlying Securities Amount", "terseLabel": "Underlying Securities" } } }, "auth_ref": [ "r782" ] }, "ecd_AwardsCloseToMnpiDiscIndName": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardsCloseToMnpiDiscIndName", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Awards Close in Time to MNPI Disclosures, Individual Name", "terseLabel": "Name" } } }, "auth_ref": [ "r781" ] }, "ecd_AwardsCloseToMnpiDiscTable": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardsCloseToMnpiDiscTable", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Awards Close in Time to MNPI Disclosures [Table]", "terseLabel": "Awards Close in Time to MNPI Disclosures" } } }, "auth_ref": [ "r780" ] }, "ecd_AwardsCloseToMnpiDiscTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "AwardsCloseToMnpiDiscTableTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Awards Close in Time to MNPI Disclosures [Table Text Block]", "terseLabel": "Awards Close in Time to MNPI Disclosures, Table" } } }, "auth_ref": [ "r780" ] }, "us-gaap_BalanceSheetRelatedDisclosuresAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "BalanceSheetRelatedDisclosuresAbstract", "lang": { "en-us": { "role": { "label": "Balance Sheet Related Disclosures [Abstract]" } } }, "auth_ref": [] }, "us-gaap_BasisOfAccountingPolicyPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "BasisOfAccountingPolicyPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "label": "Basis of Accounting, Policy [Policy Text Block]", "terseLabel": "Basis of Presentation", "documentation": "Disclosure of accounting policy for basis of accounting, or basis of presentation, used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS)." } } }, "auth_ref": [] }, "etnb_BiboBiopharmaEngineeringCoLtdMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "BiboBiopharmaEngineeringCoLtdMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "BiBo Biopharma Engineering Co., Ltd.", "label": "BiBo Biopharma Engineering Co., Ltd. [Member]", "terseLabel": "BiBo Biopharma Engineering Co., Ltd." } } }, "auth_ref": [] }, "etnb_BiboCollaborationAgreementMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "BiboCollaborationAgreementMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "BiBo Collaboration Agreement [Member]", "documentation": "Bibo collaboration agreement." } } }, "auth_ref": [] }, "us-gaap_BusinessAcquisitionAcquireeDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "BusinessAcquisitionAcquireeDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Business Acquisition, Acquiree [Domain]", "documentation": "Identification of the acquiree in a material business combination (or series of individually immaterial business combinations), which may include the name or other type of identification of the acquiree." } } }, "auth_ref": [ "r406", "r698", "r699" ] }, "us-gaap_BusinessAcquisitionAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "BusinessAcquisitionAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Business Acquisition [Axis]", "documentation": "Information by business combination or series of individually immaterial business combinations." } } }, "auth_ref": [ "r63", "r64", "r406", "r698", "r699" ] }, "us-gaap_CashAndCashEquivalentsAtCarryingValue": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CashAndCashEquivalentsAtCarryingValue", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Cash and Cash Equivalents, at Carrying Value, Total", "terseLabel": "Cash and cash equivalents", "label": "Cash and Cash Equivalents, at Carrying Value", "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation." } } }, "auth_ref": [ "r37", "r142", "r678" ] }, "us-gaap_CashAndCashEquivalentsPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CashAndCashEquivalentsPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Cash and Cash Equivalents", "label": "Cash and Cash Equivalents, Policy [Policy Text Block]", "documentation": "Disclosure of accounting policy for cash and cash equivalents, including the policy for determining which items are treated as cash equivalents. Other information that may be disclosed includes (1) the nature of any restrictions on the entity's use of its cash and cash equivalents, (2) whether the entity's cash and cash equivalents are insured or expose the entity to credit risk, (3) the classification of any negative balance accounts (overdrafts), and (4) the carrying basis of cash equivalents (for example, at cost) and whether the carrying amount of cash equivalents approximates fair value." } } }, "auth_ref": [ "r38" ] }, "us-gaap_CashCashEquivalentsAndShortTermInvestments": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CashCashEquivalentsAndShortTermInvestments", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureOrganizationAndLiquidityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Cash, Cash Equivalents, and Short-Term Investments, Total", "terseLabel": "Cash and cash equivalents and short term available-for-sale securities", "label": "Cash, Cash Equivalents, and Short-Term Investments", "documentation": "Cash includes currency on hand as well as demand deposits with banks or financial institutions. It also includes other kinds of accounts that have the general characteristics of demand deposits in that the customer may deposit additional funds at any time and effectively may withdraw funds at any time without prior notice or penalty. Cash equivalents, excluding items classified as marketable securities, include short-term, highly liquid Investments that are both readily convertible to known amounts of cash, and so near their maturity that they present minimal risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify under that definition. Original maturity means original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three years ago does not become a cash equivalent when its remaining maturity is three months. Short-term investments, exclusive of cash equivalents, generally consist of marketable securities intended to be sold within one year (or the normal operating cycle if longer) and may include trading securities, available-for-sale securities, or held-to-maturity securities (if maturing within one year), as applicable." } } }, "auth_ref": [ "r812" ] }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "periodEndLabel": "Cash and cash equivalents at end of period", "totalLabel": "Total cash and cash equivalents, and restricted cash", "label": "Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents", "periodStartLabel": "Cash and cash equivalents at beginning of period", "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates." } } }, "auth_ref": [ "r37", "r94", "r176" ] }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Components of cash and cash equivalents, and restricted cash:", "label": "Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract]" } } }, "auth_ref": [] }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect", "totalLabel": "Net change in cash and cash equivalents", "documentation": "Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates." } } }, "auth_ref": [ "r1", "r94" ] }, "us-gaap_CashEquivalentsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CashEquivalentsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Cash equivalents", "label": "Cash Equivalents [Member]", "documentation": "Short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates." } } }, "auth_ref": [ "r142" ] }, "us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdopted": { "xbrltype": "booleanItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ChangeInAccountingPrincipleAccountingStandardsUpdateAdopted", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Change in accounting principle, accounting standards update, adopted [true false]", "label": "Change in Accounting Principle, Accounting Standards Update, Adopted [true false]", "documentation": "Indicates (true false) whether accounting standards update was adopted." } } }, "auth_ref": [ "r128", "r129", "r131", "r134", "r135", "r184", "r224", "r225", "r258", "r259", "r260", "r266", "r267", "r282", "r400", "r407", "r408", "r418", "r419", "r420", "r432", "r433", "r443", "r452", "r453", "r458", "r459", "r460", "r471", "r476", "r477", "r478", "r486", "r526", "r527", "r555", "r556" ] }, "us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdoptionDate": { "xbrltype": "dateItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ChangeInAccountingPrincipleAccountingStandardsUpdateAdoptionDate", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Change in accounting principle, accounting standards update, adoption date", "label": "Change in Accounting Principle, Accounting Standards Update, Adoption Date", "documentation": "Date accounting standards update was adopted, in YYYY-MM-DD format." } } }, "auth_ref": [ "r128", "r129", "r131", "r134", "r135", "r224", "r225", "r258", "r259", "r260", "r266", "r267", "r268", "r282", "r400", "r407", "r408", "r409", "r418", "r419", "r420", "r421", "r432", "r433", "r434", "r437", "r443", "r452", "r453", "r458", "r459", "r460", "r471", "r476", "r477", "r478", "r486", "r526", "r527", "r555", "r556", "r798" ] }, "us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateEarlyAdoption": { "xbrltype": "booleanItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ChangeInAccountingPrincipleAccountingStandardsUpdateEarlyAdoption", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Change in accounting principle, accounting standards update, early adopted [true false]", "label": "Change in Accounting Principle, Accounting Standards Update, Early Adoption [true false]", "documentation": "Indicates (true false) whether accounting standards update was early adopted." } } }, "auth_ref": [ "r130", "r131", "r138", "r184", "r225", "r258", "r261", "r268", "r282", "r401", "r409", "r418", "r421", "r434", "r437", "r443", "r452", "r453", "r458", "r461", "r462", "r472", "r477", "r478", "r528", "r555", "r556" ] }, "us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateImmaterialEffect": { "xbrltype": "booleanItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ChangeInAccountingPrincipleAccountingStandardsUpdateImmaterialEffect", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Change in accounting principle, accounting standards update, immaterial effect [true false]", "label": "Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]", "documentation": "Indicates (true false) whether effect from applying amendment to accounting standards is immaterial." } } }, "auth_ref": [ "r127", "r185", "r197", "r263", "r404" ] }, "ecd_ChangedPeerGroupFnTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "ChangedPeerGroupFnTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Changed Peer Group, Footnote [Text Block]", "terseLabel": "Changed Peer Group, Footnote" } } }, "auth_ref": [ "r759" ] }, "dei_CityAreaCode": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "CityAreaCode", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "City Area Code", "label": "City Area Code", "documentation": "Area code of city" } } }, "auth_ref": [] }, "us-gaap_ClassOfStockLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ClassOfStockLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Class Of Stock [Line Items]", "label": "Class of Stock [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [ "r147", "r148", "r149", "r213", "r322", "r323", "r324", "r326", "r329", "r334", "r336", "r572", "r573", "r574", "r575", "r693", "r795", "r820" ] }, "us-gaap_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable": { "xbrltype": "dateItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrant exercised date", "label": "Class of Warrant or Right, Date from which Warrants or Rights Exercisable", "documentation": "Date the warrants or rights are exercisable, in YYYY-MM-DD format." } } }, "auth_ref": [ "r337" ] }, "us-gaap_ClassOfWarrantOrRightAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ClassOfWarrantOrRightAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Class of Warrant or Right", "label": "Class of Warrant or Right [Axis]", "documentation": "Information by type of warrant or right issued." } } }, "auth_ref": [ "r57" ] }, "us-gaap_ClassOfWarrantOrRightDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ClassOfWarrantOrRightDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Class of Warrant or Right", "label": "Class of Warrant or Right [Domain]", "documentation": "Name of the class or type of warrant or right outstanding. Warrants and rights represent derivative securities that give the holder the right to purchase securities (usually equity) from the issuer at a specific price within a certain time frame. Warrants are often included in a new debt issue to entice investors by a higher return potential. The main difference between warrants and call options is that warrants are issued and guaranteed by the company, whereas options are exchange instruments and are not issued by the company. Also, the lifetime of a warrant is often measured in years, while the lifetime of a typical option is measured in months." } } }, "auth_ref": [] }, "us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrant exercise price", "label": "Class of Warrant or Right, Exercise Price of Warrants or Rights", "documentation": "Exercise price per share or per unit of warrants or rights outstanding." } } }, "auth_ref": [ "r337" ] }, "us-gaap_ClassOfWarrantOrRightLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ClassOfWarrantOrRightLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Class Of Warrant Or Right [Line Items]", "label": "Class of Warrant or Right [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [] }, "us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrants on each common share purchase", "label": "Class of Warrant or Right, Number of Securities Called by Each Warrant or Right", "documentation": "Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares." } } }, "auth_ref": [] }, "us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Warrants to purchase common stock", "terseLabel": "Warrants to purchase shares of common stock", "label": "Class of Warrant or Right, Number of Securities Called by Warrants or Rights", "documentation": "Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares." } } }, "auth_ref": [ "r337" ] }, "us-gaap_ClassOfWarrantOrRightOutstanding": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ClassOfWarrantOrRightOutstanding", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Warrants outstanding", "terseLabel": "Shares of Common Stock Underlying Warrants", "verboseLabel": "Pre- Funded Warrants excluded", "documentation": "Number of warrants or rights outstanding." } } }, "auth_ref": [] }, "us-gaap_ClassOfWarrantOrRightTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ClassOfWarrantOrRightTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Class Of Warrant Or Right [Table]", "label": "Class of Warrant or Right [Table]", "documentation": "Disclosure for warrants or rights issued, which includes the title of issue of securities called for by warrants and rights outstanding, the aggregate amount of securities called for by warrants and rights outstanding, the date from which the warrants or rights are exercisable, and the price at which the warrant or right is exercisable." } } }, "auth_ref": [ "r57" ] }, "ecd_CoSelectedMeasureAmt": { "xbrltype": "decimalItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "CoSelectedMeasureAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Company Selected Measure Amount", "terseLabel": "Company Selected Measure Amount" } } }, "auth_ref": [ "r760" ] }, "ecd_CoSelectedMeasureName": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "CoSelectedMeasureName", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Company Selected Measure Name", "terseLabel": "Company Selected Measure Name" } } }, "auth_ref": [ "r760" ] }, "etnb_CollaborationAgreementDate": { "xbrltype": "dateItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "CollaborationAgreementDate", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "Collaboration agreement date.", "label": "Collaboration Agreement Date", "terseLabel": "Agreement date" } } }, "auth_ref": [] }, "etnb_CollaborationAgreementMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "CollaborationAgreementMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "Collaboration agreement.", "label": "Collaboration Agreement [Member]", "terseLabel": "Collaboration Agreement" } } }, "auth_ref": [] }, "us-gaap_CommercialPaperMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommercialPaperMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Commercial Paper", "label": "Commercial Paper [Member]", "documentation": "Unsecured promissory note (generally negotiable) that provides institutions with short-term funds." } } }, "auth_ref": [ "r101", "r711", "r712", "r713", "r714" ] }, "etnb_CommitmentFeePercentage": { "xbrltype": "percentItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "CommitmentFeePercentage", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Commitment fee percentage", "label": "Commitment Fee Percentage", "documentation": "Commitment fee percentage." } } }, "auth_ref": [] }, "us-gaap_CommitmentsAndContingencies": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommitmentsAndContingencies", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Commitments and contingencies (Note 5)", "label": "Commitments and Contingencies", "documentation": "Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur." } } }, "auth_ref": [ "r28", "r72", "r538", "r597" ] }, "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommitmentsAndContingenciesDisclosureAbstract", "lang": { "en-us": { "role": { "label": "Commitments and Contingencies Disclosure [Abstract]" } } }, "auth_ref": [] }, "us-gaap_CommitmentsAndContingenciesDisclosureTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommitmentsAndContingenciesDisclosureTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingencies" ], "lang": { "en-us": { "role": { "terseLabel": "Commitments and Contingencies", "label": "Commitments and Contingencies Disclosure [Text Block]", "documentation": "The entire disclosure for commitments and contingencies." } } }, "auth_ref": [ "r99", "r284", "r285", "r664", "r842" ] }, "etnb_CommonSharesAggregateOfferingPriceAuthorizedRemainingCapacityAvailable": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "CommonSharesAggregateOfferingPriceAuthorizedRemainingCapacityAvailable", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Common stock remaining for future sales", "label": "Common Shares Aggregate Offering Price Authorized Remaining Capacity Available", "documentation": "Common shares aggregate offering price authorized remaining capacity available." } } }, "auth_ref": [] }, "etnb_CommonSharesOfferingPriceAuthorized": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "CommonSharesOfferingPriceAuthorized", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Maximum value of common stock to be issued under agreement", "label": "Common Shares Offering Price Authorized", "documentation": "Common shares offering price authorized." } } }, "auth_ref": [] }, "etnb_CommonStockAndWarrantsCombinedOfferingPricePerShare": { "xbrltype": "perShareItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "CommonStockAndWarrantsCombinedOfferingPricePerShare", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Offering price per share", "label": "Common Stock And Warrants Combined Offering Price Per Share", "documentation": "Common stock and warrants combined offering price per share." } } }, "auth_ref": [] }, "us-gaap_CommonStockCapitalSharesReservedForFutureIssuance": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommonStockCapitalSharesReservedForFutureIssuance", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Common stock shares reserved for future issuance", "terseLabel": "Total available for future issuance", "label": "Common Stock, Capital Shares Reserved for Future Issuance", "documentation": "Aggregate number of common shares reserved for future issuance." } } }, "auth_ref": [ "r29" ] }, "us-gaap_CommonStockMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommonStockMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureNetLossPerShareScheduleOfWeightedaverageSharesOutstandingUsedToCalculateBasicAndDilutedNetLossPerShareDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Common Stock", "label": "Common Stock [Member]", "documentation": "Stock that is subordinate to all other stock of the issuer." } } }, "auth_ref": [ "r707", "r708", "r709", "r711", "r712", "r713", "r714", "r824", "r825", "r883", "r903", "r906" ] }, "us-gaap_CommonStockParOrStatedValuePerShare": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommonStockParOrStatedValuePerShare", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheetsParenthetical" ], "lang": { "en-us": { "role": { "terseLabel": "Common stock, par value", "label": "Common Stock, Par or Stated Value Per Share", "documentation": "Face amount or stated value per share of common stock." } } }, "auth_ref": [ "r79" ] }, "etnb_CommonStockRemainingForFutureSales": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "CommonStockRemainingForFutureSales", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "Common stock remaining for future sales.", "label": "Common Stock Remaining For Future Sales", "terseLabel": "Common stock remaining for future sales" } } }, "auth_ref": [] }, "us-gaap_CommonStockSharesAuthorized": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommonStockSharesAuthorized", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheetsParenthetical" ], "lang": { "en-us": { "role": { "label": "Common Stock, Shares Authorized", "terseLabel": "Common stock, shares authorized", "documentation": "The maximum number of common shares permitted to be issued by an entity's charter and bylaws." } } }, "auth_ref": [ "r79", "r598" ] }, "us-gaap_CommonStockSharesIssued": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommonStockSharesIssued", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheetsParenthetical" ], "lang": { "en-us": { "role": { "label": "Common Stock, Shares, Issued", "terseLabel": "Common stock, shares issued", "documentation": "Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury." } } }, "auth_ref": [ "r79" ] }, "us-gaap_CommonStockSharesOutstanding": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommonStockSharesOutstanding", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheetsParenthetical" ], "lang": { "en-us": { "role": { "periodStartLabel": "Common Stock, Shares, Outstanding, Beginning Balance", "periodEndLabel": "Common Stock, Shares, Outstanding, Ending Balance", "label": "Common Stock, Shares, Outstanding", "terseLabel": "Common stock, shares outstanding", "documentation": "Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation." } } }, "auth_ref": [ "r11", "r79", "r598", "r616", "r906", "r907" ] }, "us-gaap_CommonStockValue": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CommonStockValue", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Common stock, $0.001 par value: 200,000,000 shares authorized; 104,915,176 and 93,269,377 shares issued and outstanding as of June 30, 2024 and December 31, 2023, respectively", "label": "Common Stock, Value, Issued", "documentation": "Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity." } } }, "auth_ref": [ "r79", "r539", "r705" ] }, "etnb_CommonStockWarrantExerciseReceivable": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "CommonStockWarrantExerciseReceivable", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfPrepaidAndOtherCurrentAssetsDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Common stock warrant exercise receivable", "label": "Common Stock Warrant Exercise Receivable", "documentation": "Common stock warrant exercise receivable." } } }, "auth_ref": [] }, "ecd_CompActuallyPaidVsCoSelectedMeasureTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "CompActuallyPaidVsCoSelectedMeasureTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Compensation Actually Paid vs. Company Selected Measure [Text Block]", "terseLabel": "Compensation Actually Paid vs. Company Selected Measure" } } }, "auth_ref": [ "r765" ] }, "ecd_CompActuallyPaidVsNetIncomeTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "CompActuallyPaidVsNetIncomeTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Compensation Actually Paid vs. Net Income [Text Block]", "terseLabel": "Compensation Actually Paid vs. Net Income" } } }, "auth_ref": [ "r764" ] }, "ecd_CompActuallyPaidVsOtherMeasureTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "CompActuallyPaidVsOtherMeasureTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Compensation Actually Paid vs. Other Measure [Text Block]", "terseLabel": "Compensation Actually Paid vs. Other Measure" } } }, "auth_ref": [ "r766" ] }, "ecd_CompActuallyPaidVsTotalShareholderRtnTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "CompActuallyPaidVsTotalShareholderRtnTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Compensation Actually Paid vs. Total Shareholder Return [Text Block]", "terseLabel": "Compensation Actually Paid vs. Total Shareholder Return" } } }, "auth_ref": [ "r763" ] }, "us-gaap_ComprehensiveIncomeNetOfTax": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ComprehensiveIncomeNetOfTax", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Comprehensive loss", "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent", "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners." } } }, "auth_ref": [ "r33", "r157", "r159", "r166", "r531", "r549" ] }, "us-gaap_ComprehensiveIncomePolicyPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ComprehensiveIncomePolicyPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Comprehensive Loss", "label": "Comprehensive Income, Policy [Policy Text Block]", "documentation": "Disclosure of accounting policy for comprehensive income." } } }, "auth_ref": [] }, "us-gaap_ConsolidationPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ConsolidationPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Principles of Consolidation", "label": "Consolidation, Policy [Policy Text Block]", "documentation": "Disclosure of accounting policy regarding (1) the principles it follows in consolidating or combining the separate financial statements, including the principles followed in determining the inclusion or exclusion of subsidiaries or other entities in the consolidated or combined financial statements and (2) its treatment of interests (for example, common stock, a partnership interest or other means of exerting influence) in other entities, for example consolidation or use of the equity or cost methods of accounting. The accounting policy may also address the accounting treatment for intercompany accounts and transactions, noncontrolling interest, and the income statement treatment in consolidation for issuances of stock by a subsidiary." } } }, "auth_ref": [ "r65", "r680" ] }, "etnb_ContingentWarrantForfeited": { "xbrltype": "sharesItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ContingentWarrantForfeited", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrant Forfeited", "label": "Contingent Warrant Forfeited", "documentation": "Contingent warrant forfeited." } } }, "auth_ref": [] }, "etnb_ContingentWarrants": { "xbrltype": "sharesItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ContingentWarrants", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Contingent warrants", "label": "Contingent Warrants", "documentation": "Contingent warrants." } } }, "auth_ref": [] }, "etnb_ContingentWarrantsExcerciableUponDrawdown": { "xbrltype": "sharesItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ContingentWarrantsExcerciableUponDrawdown", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrant contingently exercisable upon funding of each subsequent draw down", "label": "Contingent Warrants Excerciable Upon Drawdown", "documentation": "Contingent warrants excerciable upon drawdown." } } }, "auth_ref": [] }, "etnb_ContingentWarrantsExcerciableUponTermLoan": { "xbrltype": "sharesItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ContingentWarrantsExcerciableUponTermLoan", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrant contingently exercisable upon funding of each subsequent term loan", "label": "Contingent Warrants Excerciable Upon Term Loan", "documentation": "Contingent warrants excerciable upon term loan." } } }, "auth_ref": [] }, "etnb_ConversionFeatureRelatedToOutstandingTermLoanMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ConversionFeatureRelatedToOutstandingTermLoanMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareScheduleOfOutstandingPotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails" ], "lang": { "en-us": { "role": { "documentation": "Conversion feature related to outstanding term loan.", "label": "Conversion Feature Related To Outstanding Term Loan [Member]", "terseLabel": "Conversion Feature Related To Outstanding Term Loan" } } }, "auth_ref": [] }, "us-gaap_CorporateDebtSecuritiesMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "CorporateDebtSecuritiesMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "label": "Corporate Debt Securities [Member]", "terseLabel": "Corporate debt securities", "documentation": "Debt securities issued by domestic or foreign corporate business, banks and other entities with a promise of repayment." } } }, "auth_ref": [ "r695", "r697", "r902" ] }, "dei_CoverAbstract": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "CoverAbstract", "lang": { "en-us": { "role": { "label": "Cover [Abstract]", "documentation": "Cover page." } } }, "auth_ref": [] }, "dei_CurrentFiscalYearEndDate": { "xbrltype": "gMonthDayItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "CurrentFiscalYearEndDate", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Current Fiscal Year End Date", "label": "Current Fiscal Year End Date", "documentation": "End date of current fiscal year in the format --MM-DD." } } }, "auth_ref": [] }, "us-gaap_DebtConversionConvertedInstrumentAmount1": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtConversionConvertedInstrumentAmount1", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Conversion of principal amount", "label": "Debt Conversion, Converted Instrument, Amount", "documentation": "The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. \"Part noncash\" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period." } } }, "auth_ref": [ "r39", "r41" ] }, "us-gaap_DebtDisclosureAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtDisclosureAbstract", "lang": { "en-us": { "role": { "label": "Debt Disclosure [Abstract]" } } }, "auth_ref": [] }, "us-gaap_DebtInstrumentAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Debt Instrument", "label": "Debt Instrument [Axis]", "documentation": "Information by type of debt instrument, including, but not limited to, draws against credit facilities." } } }, "auth_ref": [ "r17", "r76", "r77", "r111", "r112", "r180", "r301", "r302", "r303", "r304", "r305", "r306", "r307", "r308", "r309", "r310", "r311", "r312", "r313", "r314", "r315", "r316", "r475", "r688", "r689", "r690", "r691", "r692", "r821" ] }, "us-gaap_DebtInstrumentBasisSpreadOnVariableRate1": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentBasisSpreadOnVariableRate1", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Debt instrument, basis spread on variable rate", "label": "Debt Instrument, Basis Spread on Variable Rate", "documentation": "Percentage points added to the reference rate to compute the variable rate on the debt instrument." } } }, "auth_ref": [] }, "us-gaap_DebtInstrumentCarryingAmount": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentCarryingAmount", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails" ], "lang": { "en-us": { "role": { "label": "Long-Term Debt, Gross", "totalLabel": "Total principal outstanding", "documentation": "Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt." } } }, "auth_ref": [ "r17", "r112", "r318" ] }, "etnb_DebtInstrumentCarryingAmountIncludingPeriodicPaymentTermsBalloonPaymentToBePaid": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "DebtInstrumentCarryingAmountIncludingPeriodicPaymentTermsBalloonPaymentToBePaid", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Total principal repayments and final payment fee", "label": "Debt Instrument Carrying Amount Including Periodic Payment Terms Balloon Payment To Be Paid", "documentation": "Debt instrument carrying amount including periodic payment terms balloon payment to be paid." } } }, "auth_ref": [] }, "us-gaap_DebtInstrumentConvertibleConversionPrice1": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentConvertibleConversionPrice1", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Conversion price per share", "label": "Debt Instrument, Convertible, Conversion Price", "documentation": "The price per share of the conversion feature embedded in the debt instrument." } } }, "auth_ref": [ "r102", "r303" ] }, "us-gaap_DebtInstrumentFaceAmount": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentFaceAmount", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Debt Instrument, Face Amount", "terseLabel": "Debt Instrument face amount", "documentation": "Face (par) amount of debt instrument at time of issuance." } } }, "auth_ref": [ "r69", "r71", "r301", "r475", "r689", "r690" ] }, "us-gaap_DebtInstrumentInterestRateDuringPeriod": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentInterestRateDuringPeriod", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Debt instrument, interest rate", "label": "Debt Instrument, Interest Rate During Period", "documentation": "The average effective interest rate during the reporting period." } } }, "auth_ref": [ "r24", "r69", "r313" ] }, "us-gaap_DebtInstrumentLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Debt Instrument [Line Items]", "label": "Debt Instrument [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [ "r180", "r301", "r302", "r303", "r304", "r305", "r306", "r307", "r308", "r309", "r310", "r311", "r312", "r313", "r314", "r315", "r316", "r317", "r475", "r688", "r689", "r690", "r691", "r692", "r821" ] }, "us-gaap_DebtInstrumentMaturityDate": { "xbrltype": "dateItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentMaturityDate", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Debt instrument, maturity date", "label": "Debt Instrument, Maturity Date", "documentation": "Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format." } } }, "auth_ref": [ "r133", "r688", "r885" ] }, "us-gaap_DebtInstrumentMaturityDateDescription": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentMaturityDateDescription", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Debt instrument, maturity date, description", "label": "Debt Instrument, Maturity Date, Description", "documentation": "Description of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities." } } }, "auth_ref": [ "r25" ] }, "us-gaap_DebtInstrumentMeasurementInput": { "xbrltype": "decimalItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentMeasurementInput", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair measurement input", "label": "Debt Instrument, Measurement Input", "documentation": "Value of input used to measure debt instrument, including, but not limited to, convertible and non-convertible debt." } } }, "auth_ref": [ "r449" ] }, "us-gaap_DebtInstrumentNameDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentNameDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Debt Instrument, Name", "label": "Debt Instrument, Name [Domain]", "documentation": "The name for the particular debt instrument or borrowing that distinguishes it from other debt instruments or borrowings, including draws against credit facilities." } } }, "auth_ref": [ "r26", "r180", "r301", "r302", "r303", "r304", "r305", "r306", "r307", "r308", "r309", "r310", "r311", "r312", "r313", "r314", "r315", "r316", "r475", "r688", "r689", "r690", "r691", "r692", "r821" ] }, "us-gaap_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails" ], "lang": { "en-us": { "role": { "label": "Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid", "terseLabel": "Plus accumulated accretion of final payment fee", "documentation": "Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt." } } }, "auth_ref": [] }, "us-gaap_DebtInstrumentTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Debt Instrument [Table]", "label": "Schedule of Long-Term Debt Instruments [Table]", "documentation": "A table or schedule providing information pertaining to long-term debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer." } } }, "auth_ref": [ "r26", "r53", "r56", "r68", "r69", "r71", "r74", "r104", "r105", "r180", "r301", "r302", "r303", "r304", "r305", "r306", "r307", "r308", "r309", "r310", "r311", "r312", "r313", "r314", "r315", "r316", "r317", "r475", "r688", "r689", "r690", "r691", "r692", "r821" ] }, "us-gaap_DebtInstrumentTerm": { "xbrltype": "durationItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentTerm", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair measurement input", "label": "Debt Instrument, Term", "documentation": "Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days." } } }, "auth_ref": [] }, "us-gaap_DebtInstrumentUnamortizedDiscount": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtInstrumentUnamortizedDiscount", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Less: unamortized debt discount", "terseLabel": "Debt discount", "totalLabel": "Debt Instrument, Unamortized Discount, Total", "negatedLabel": "Less: unamortized debt discount", "label": "Debt Instrument, Unamortized Discount", "documentation": "Amount, after accumulated amortization, of debt discount." } } }, "auth_ref": [ "r68", "r71", "r848" ] }, "us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Debt Securities, Available-for-Sale, Amortized Cost, Excluding Accrued Interest, after Allowance for Credit Loss, Total", "label": "Debt Securities, Available-for-Sale, Amortized Cost, Excluding Accrued Interest, after Allowance for Credit Loss", "terseLabel": "Marketable securities", "documentation": "Amortized cost excluding accrued interest, after allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)." } } }, "auth_ref": [ "r839" ] }, "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPosition", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureFairValueMeasurementsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Debt Securities, Available-for-Sale, Unrealized Loss Position, Total", "label": "Debt Securities, Available-for-Sale, Unrealized Loss Position", "terseLabel": "Aggregate gross unrealized loss", "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position without allowance for credit loss." } } }, "auth_ref": [ "r117", "r277", "r686" ] }, "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions": { "xbrltype": "integerItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureFairValueMeasurementsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions", "terseLabel": "Aggregate unrealized loss position Number of Positions", "documentation": "Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset." } } }, "auth_ref": [ "r118", "r278" ] }, "etnb_DeferedFinancingFee": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "DeferedFinancingFee", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Defered fiancing fee", "label": "Defered Financing Fee", "documentation": "Defered financing fee." } } }, "auth_ref": [] }, "etnb_DefereredOtherDirectCosts": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "DefereredOtherDirectCosts", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Deferred other direct costs", "label": "Deferered Other Direct Costs", "documentation": "Deferered other direct costs." } } }, "auth_ref": [] }, "us-gaap_DeferredFinanceCostsGross": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DeferredFinanceCostsGross", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Debt issuance costs, gross", "label": "Debt Issuance Costs, Gross", "documentation": "Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs." } } }, "auth_ref": [ "r70" ] }, "us-gaap_DeferredTaxAssetsGross": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DeferredTaxAssetsGross", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Deferred Tax Assets, Gross, Total", "terseLabel": "Deferred tax assets", "label": "Deferred Tax Assets, Gross", "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards." } } }, "auth_ref": [ "r397" ] }, "us-gaap_Depreciation": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "Depreciation", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Depreciation, Total", "terseLabel": "Depreciation", "label": "Depreciation", "documentation": "The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation." } } }, "auth_ref": [ "r6", "r47" ] }, "us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensation" ], "lang": { "en-us": { "role": { "terseLabel": "Stock-Based Compensation", "label": "Share-Based Payment Arrangement [Text Block]", "documentation": "The entire disclosure for share-based payment arrangement." } } }, "auth_ref": [ "r348", "r352", "r380", "r381", "r383", "r701" ] }, "us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract", "lang": { "en-us": { "role": { "label": "Share-Based Payment Arrangement [Abstract]" } } }, "auth_ref": [] }, "dei_DocumentFiscalPeriodFocus": { "xbrltype": "fiscalPeriodItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "DocumentFiscalPeriodFocus", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Document Fiscal Period Focus", "label": "Document Fiscal Period Focus", "documentation": "Fiscal period values are FY, Q1, Q2, and Q3. 1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY." } } }, "auth_ref": [] }, "dei_DocumentFiscalYearFocus": { "xbrltype": "gYearItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "DocumentFiscalYearFocus", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Document Fiscal Year Focus", "label": "Document Fiscal Year Focus", "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006." } } }, "auth_ref": [] }, "dei_DocumentPeriodEndDate": { "xbrltype": "dateItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "DocumentPeriodEndDate", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "verboseLabel": "Document Period End Date", "label": "Document Period End Date", "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD." } } }, "auth_ref": [] }, "dei_DocumentQuarterlyReport": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "DocumentQuarterlyReport", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Document Quarterly Report", "label": "Document Quarterly Report", "documentation": "Boolean flag that is true only for a form used as an quarterly report." } } }, "auth_ref": [ "r721" ] }, "dei_DocumentTransitionReport": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "DocumentTransitionReport", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Document Transition Report", "label": "Document Transition Report", "documentation": "Boolean flag that is true only for a form used as a transition report." } } }, "auth_ref": [ "r754" ] }, "dei_DocumentType": { "xbrltype": "submissionTypeItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "DocumentType", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Document Type", "label": "Document Type", "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'." } } }, "auth_ref": [] }, "us-gaap_EarningsPerShareAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EarningsPerShareAbstract", "lang": { "en-us": { "role": { "label": "Earnings Per Share [Abstract]" } } }, "auth_ref": [] }, "us-gaap_EarningsPerShareBasic": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EarningsPerShareBasic", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Earnings Per Share, Basic, Total", "terseLabel": "Net loss per share, basic", "label": "Earnings Per Share, Basic", "documentation": "The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period." } } }, "auth_ref": [ "r167", "r189", "r190", "r191", "r192", "r193", "r200", "r202", "r205", "r206", "r207", "r211", "r441", "r442", "r532", "r550", "r682" ] }, "us-gaap_EarningsPerShareBasicLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EarningsPerShareBasicLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureNetLossPerShareScheduleOfWeightedaverageSharesOutstandingUsedToCalculateBasicAndDilutedNetLossPerShareDetails" ], "lang": { "en-us": { "role": { "label": "Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]", "terseLabel": "The Weighted-average Shares Outstanding Used To Calculate Basic And Diluted Net Loss Per Share [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [ "r202", "r203", "r205" ] }, "us-gaap_EarningsPerShareDiluted": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EarningsPerShareDiluted", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Earnings Per Share, Diluted, Total", "terseLabel": "Net loss per share, diluted", "label": "Earnings Per Share, Diluted", "documentation": "The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period." } } }, "auth_ref": [ "r167", "r189", "r190", "r191", "r192", "r193", "r202", "r205", "r206", "r207", "r211", "r441", "r442", "r532", "r550", "r682" ] }, "us-gaap_EarningsPerSharePolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EarningsPerSharePolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Basic and Diluted Net Loss per Share", "label": "Earnings Per Share, Policy [Policy Text Block]", "documentation": "Disclosure of accounting policy for computing basic and diluted earnings or loss per share for each class of common stock and participating security. Addresses all significant policy factors, including any antidilutive items that have been excluded from the computation and takes into account stock dividends, splits and reverse splits that occur after the balance sheet date of the latest reporting period but before the issuance of the financial statements." } } }, "auth_ref": [ "r42", "r43" ] }, "us-gaap_EarningsPerShareTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EarningsPerShareTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShare" ], "lang": { "en-us": { "role": { "terseLabel": "Net Loss Per Share", "label": "Earnings Per Share [Text Block]", "documentation": "The entire disclosure for earnings per share." } } }, "auth_ref": [ "r199", "r208", "r209", "r210" ] }, "us-gaap_EmployeeRelatedLiabilitiesCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EmployeeRelatedLiabilitiesCurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfAccruedExpensesDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Employee-related Liabilities, Current, Total", "terseLabel": "Accrued employee and related expenses", "label": "Employee-related Liabilities, Current", "documentation": "Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)." } } }, "auth_ref": [ "r22" ] }, "us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureStockbasedCompensationSummaryOfStockbasedCompensationExpenseDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]", "label": "Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [] }, "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total", "label": "Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount", "terseLabel": "Unrecognized stock-based compensation expense related to unvested awards", "verboseLabel": "Unrecognized unvested stock option", "documentation": "Amount of cost not yet recognized for nonvested award under share-based payment arrangement." } } }, "auth_ref": [ "r382" ] }, "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1": { "xbrltype": "durationItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition", "terseLabel": "Unrecognized weighted average period", "documentation": "Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days." } } }, "auth_ref": [ "r382" ] }, "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount", "terseLabel": "Total Unrecognised expense", "documentation": "Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options." } } }, "auth_ref": [ "r877" ] }, "us-gaap_EmployeeStockMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EmployeeStockMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails" ], "lang": { "en-us": { "role": { "terseLabel": "ESPP", "verboseLabel": "Employee Stock Purchase Plan", "label": "Employee Stock [Member]", "documentation": "An Employee Stock Purchase Plan is a tax-efficient means by which employees of a corporation can purchase the corporation's stock." } } }, "auth_ref": [] }, "us-gaap_EmployeeStockOptionMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EmployeeStockOptionMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareScheduleOfOutstandingPotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Employee Stock Option [Member]", "terseLabel": "Employee Stock Option", "verboseLabel": "Stock Options Outstanding", "documentation": "Share-based payment arrangement granting right, subject to vesting and other restrictions, to purchase or sell certain number of shares at predetermined price for specified period of time." } } }, "auth_ref": [] }, "dei_EntityAddressAddressLine1": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityAddressAddressLine1", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Address, Address Line One", "label": "Entity Address, Address Line One", "documentation": "Address Line 1 such as Attn, Building Name, Street Name" } } }, "auth_ref": [] }, "dei_EntityAddressAddressLine2": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityAddressAddressLine2", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Address, Address Line Two", "label": "Entity Address, Address Line Two", "documentation": "Address Line 2 such as Street or Suite number" } } }, "auth_ref": [] }, "dei_EntityAddressCityOrTown": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityAddressCityOrTown", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Address, City or Town", "label": "Entity Address, City or Town", "documentation": "Name of the City or Town" } } }, "auth_ref": [] }, "dei_EntityAddressPostalZipCode": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityAddressPostalZipCode", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Address, Postal Zip Code", "label": "Entity Address, Postal Zip Code", "documentation": "Code for the postal or zip code" } } }, "auth_ref": [] }, "dei_EntityAddressStateOrProvince": { "xbrltype": "stateOrProvinceItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityAddressStateOrProvince", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Address, State or Province", "label": "Entity Address, State or Province", "documentation": "Name of the state or province." } } }, "auth_ref": [] }, "dei_EntityCentralIndexKey": { "xbrltype": "centralIndexKeyItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityCentralIndexKey", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Central Index Key", "label": "Entity Central Index Key", "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK." } } }, "auth_ref": [ "r719" ] }, "dei_EntityCommonStockSharesOutstanding": { "xbrltype": "sharesItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityCommonStockSharesOutstanding", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Common Stock, Shares Outstanding", "label": "Entity Common Stock, Shares Outstanding", "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument." } } }, "auth_ref": [] }, "dei_EntityCurrentReportingStatus": { "xbrltype": "yesNoItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityCurrentReportingStatus", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Current Reporting Status", "label": "Entity Current Reporting Status", "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure." } } }, "auth_ref": [] }, "dei_EntityDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Entity [Domain]", "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains." } } }, "auth_ref": [] }, "dei_EntityEmergingGrowthCompany": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityEmergingGrowthCompany", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Emerging Growth Company", "label": "Entity Emerging Growth Company", "documentation": "Indicate if registrant meets the emerging growth company criteria." } } }, "auth_ref": [ "r719" ] }, "dei_EntityExTransitionPeriod": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityExTransitionPeriod", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Ex Transition Period", "label": "Entity Ex Transition Period", "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." } } }, "auth_ref": [ "r794" ] }, "dei_EntityFileNumber": { "xbrltype": "fileNumberItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityFileNumber", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "verboseLabel": "Entity File Number", "label": "Securities Act File Number", "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen." } } }, "auth_ref": [] }, "dei_EntityFilerCategory": { "xbrltype": "filerCategoryItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityFilerCategory", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Filer Category", "label": "Entity Filer Category", "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure." } } }, "auth_ref": [ "r719" ] }, "dei_EntityIncorporationDateOfIncorporation": { "xbrltype": "dateItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityIncorporationDateOfIncorporation", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureOrganizationAndLiquidityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Date of incorporation", "label": "Entity Incorporation, Date of Incorporation", "documentation": "Date when an entity was incorporated" } } }, "auth_ref": [] }, "dei_EntityIncorporationStateCountryCode": { "xbrltype": "edgarStateCountryItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityIncorporationStateCountryCode", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Incorporation, State or Country Code", "label": "Entity Incorporation, State or Country Code", "documentation": "Two-character EDGAR code representing the state or country of incorporation." } } }, "auth_ref": [] }, "dei_EntityInteractiveDataCurrent": { "xbrltype": "yesNoItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityInteractiveDataCurrent", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Interactive Data Current", "label": "Entity Interactive Data Current", "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files)." } } }, "auth_ref": [ "r793" ] }, "dei_EntityRegistrantName": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityRegistrantName", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Registrant Name", "label": "Entity Registrant Name", "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC." } } }, "auth_ref": [ "r719" ] }, "dei_EntityShellCompany": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityShellCompany", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Shell Company", "label": "Entity Shell Company", "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act." } } }, "auth_ref": [ "r719" ] }, "dei_EntitySmallBusiness": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntitySmallBusiness", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Small Business", "label": "Entity Small Business", "documentation": "Indicates that the company is a Smaller Reporting Company (SRC)." } } }, "auth_ref": [ "r719" ] }, "dei_EntityTaxIdentificationNumber": { "xbrltype": "employerIdItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "EntityTaxIdentificationNumber", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "verboseLabel": "Entity Tax Identification Number", "label": "Entity Tax Identification Number", "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS." } } }, "auth_ref": [ "r719" ] }, "us-gaap_EquityAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EquityAbstract", "lang": { "en-us": { "role": { "label": "Equity [Abstract]" } } }, "auth_ref": [] }, "us-gaap_EquityComponentDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "EquityComponentDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureNetLossPerShareScheduleOfWeightedaverageSharesOutstandingUsedToCalculateBasicAndDilutedNetLossPerShareDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Equity Component", "label": "Equity Component [Domain]", "documentation": "Components of equity are the parts of the total Equity balance including that which is allocated to common, preferred, treasury stock, retained earnings, etc." } } }, "auth_ref": [ "r11", "r136", "r161", "r162", "r163", "r181", "r182", "r183", "r186", "r194", "r196", "r212", "r262", "r269", "r338", "r384", "r385", "r386", "r402", "r403", "r422", "r424", "r425", "r426", "r427", "r429", "r440", "r463", "r465", "r466", "r467", "r468", "r469", "r490", "r557", "r558", "r559", "r578", "r637" ] }, "etnb_EquityIncentivePlanMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "EquityIncentivePlanMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Equity Incentive Plan", "label": "Equity Incentive Plan [Member]", "documentation": "Equity incentive plan member." } } }, "auth_ref": [] }, "ecd_EquityValuationAssumptionDifferenceFnTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "EquityValuationAssumptionDifferenceFnTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Equity Valuation Assumption Difference, Footnote [Text Block]", "terseLabel": "Equity Valuation Assumption Difference, Footnote" } } }, "auth_ref": [ "r762" ] }, "ecd_ErrCompAnalysisTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "ErrCompAnalysisTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Erroneous Compensation Analysis [Text Block]", "terseLabel": "Erroneous Compensation Analysis" } } }, "auth_ref": [ "r726", "r737", "r747", "r772" ] }, "ecd_ErrCompRecoveryTable": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "ErrCompRecoveryTable", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Erroneously Awarded Compensation Recovery [Table]", "terseLabel": "Erroneously Awarded Compensation Recovery" } } }, "auth_ref": [ "r723", "r734", "r744", "r769" ] }, "ecd_ExecutiveCategoryAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "ExecutiveCategoryAxis", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Executive Category [Axis]", "terseLabel": "Executive Category:" } } }, "auth_ref": [ "r768" ] }, "etnb_ExecutiveOfficerAndCertainEmployeesMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ExecutiveOfficerAndCertainEmployeesMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Executive Officer and Certain Employees", "label": "Executive Officer And Certain Employees [Member]", "documentation": "Executive officer and certain employees." } } }, "auth_ref": [] }, "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]", "label": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [ "r445", "r446", "r450" ] }, "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]", "label": "Fair Value, Recurring and Nonrecurring [Table]", "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis." } } }, "auth_ref": [ "r445", "r446", "r450" ] }, "us-gaap_FairValueByFairValueHierarchyLevelAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueByFairValueHierarchyLevelAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair Value Hierarchy and NAV", "label": "Fair Value Hierarchy and NAV [Axis]", "documentation": "Information by level within fair value hierarchy and fair value measured at net asset value per share as practical expedient." } } }, "auth_ref": [ "r309", "r340", "r341", "r342", "r343", "r344", "r345", "r446", "r497", "r498", "r499", "r689", "r690", "r695", "r696", "r697" ] }, "us-gaap_FairValueByMeasurementFrequencyAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueByMeasurementFrequencyAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Measurement Frequency", "label": "Measurement Frequency [Axis]", "documentation": "Information by measurement frequency." } } }, "auth_ref": [ "r445", "r446", "r448", "r449", "r451" ] }, "us-gaap_FairValueDisclosuresAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueDisclosuresAbstract", "lang": { "en-us": { "role": { "label": "Fair Value Disclosures [Abstract]" } } }, "auth_ref": [] }, "us-gaap_FairValueDisclosuresTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueDisclosuresTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurements" ], "lang": { "en-us": { "role": { "terseLabel": "Fair Value Measurements", "label": "Fair Value Disclosures [Text Block]", "documentation": "The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information." } } }, "auth_ref": [ "r444" ] }, "us-gaap_FairValueInputsLevel1Member": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueInputsLevel1Member", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Level 1", "label": "Fair Value, Inputs, Level 1 [Member]", "documentation": "Quoted prices in active markets for identical assets or liabilities that the reporting entity can access at the measurement date." } } }, "auth_ref": [ "r309", "r340", "r345", "r446", "r497", "r695", "r696", "r697" ] }, "us-gaap_FairValueInputsLevel2Member": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueInputsLevel2Member", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Level 2", "label": "Fair Value, Inputs, Level 2 [Member]", "documentation": "Inputs other than quoted prices included within level 1 that are observable for an asset or liability, either directly or indirectly, including, but not limited to, quoted prices for similar assets or liabilities in active markets, or quoted prices for identical or similar assets or liabilities in inactive markets." } } }, "auth_ref": [ "r309", "r340", "r345", "r446", "r498", "r689", "r690", "r695", "r696", "r697" ] }, "us-gaap_FairValueMeasurementFrequencyDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueMeasurementFrequencyDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Measurement Frequency", "label": "Measurement Frequency [Domain]", "documentation": "Measurement frequency." } } }, "auth_ref": [] }, "us-gaap_FairValueMeasurementPolicyPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueMeasurementPolicyPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Fair Value Measurements", "label": "Fair Value Measurement, Policy [Policy Text Block]", "documentation": "Disclosure of accounting policy for fair value measurements of financial and non-financial assets, liabilities and instruments classified in shareholders' equity. Disclosures include, but are not limited to, how an entity that manages a group of financial assets and liabilities on the basis of its net exposure measures the fair value of those assets and liabilities." } } }, "auth_ref": [] }, "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueMeasurementsFairValueHierarchyDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair Value Hierarchy and NAV", "label": "Fair Value Hierarchy and NAV [Domain]", "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value." } } }, "auth_ref": [ "r309", "r340", "r341", "r342", "r343", "r344", "r345", "r497", "r498", "r499", "r689", "r690", "r695", "r696", "r697" ] }, "us-gaap_FairValueMeasurementsRecurringMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueMeasurementsRecurringMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Recurring", "label": "Fair Value, Recurring [Member]", "documentation": "Frequent fair value measurement. Includes, but is not limited to, fair value adjustment for impairment of asset, liability or equity, frequently measured at fair value." } } }, "auth_ref": [ "r444", "r451" ] }, "etnb_FairValueOfWarrantsAssumptionsDividends": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "FairValueOfWarrantsAssumptionsDividends", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair value of warrant assumptions, dividends", "label": "Fair Value Of Warrants Assumptions Dividends", "documentation": "Fair value of warrant assumptions, dividends." } } }, "auth_ref": [] }, "etnb_FairValueOfWarrantsIssued": { "xbrltype": "sharesItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "FairValueOfWarrantsIssued", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair value of warrant shares issued", "label": "Fair Value Of Warrants Issued", "documentation": "Fair value of warrants issued." } } }, "auth_ref": [] }, "us-gaap_FairValueOptionQuantitativeDisclosuresLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FairValueOptionQuantitativeDisclosuresLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureFairValueMeasurementsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Fair Value, Option, Quantitative Disclosures [Line Items]", "terseLabel": "Fair Value, Option, Quantitative Disclosures [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [ "r455", "r456", "r457" ] }, "us-gaap_FinancialInstrumentAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "FinancialInstrumentAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Financial Instrument", "label": "Financial Instrument [Axis]", "documentation": "Information by type of financial instrument." } } }, "auth_ref": [ "r226", "r227", "r228", "r229", "r230", "r231", "r232", "r233", "r234", "r235", "r236", "r237", "r238", "r239", "r240", "r241", "r242", "r243", "r244", "r245", "r246", "r247", "r248", "r249", "r250", "r251", "r252", "r253", "r254", "r255", "r270", "r271", "r272", "r273", "r274", "r276", "r279", "r280", "r317", "r334", "r430", "r494", "r495", "r496", "r497", "r498", "r499", "r500", "r501", "r502", "r503", "r504", "r505", "r506", "r507", "r508", "r509", "r510", "r511", "r512", "r513", "r514", "r515", "r516", "r517", "r518", "r519", "r520", "r521", "r522", "r523", "r548", "r686", "r800", "r801", "r802", "r803", "r804", "r805", "r806", "r834", "r835", "r836", "r837" ] }, "etnb_FollowOnOfferingMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "FollowOnOfferingMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Public Offering", "label": "Follow On Offering [Member]", "documentation": "Follow On Offering." } } }, "auth_ref": [] }, "us-gaap_ForeignGovernmentDebtSecuritiesMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ForeignGovernmentDebtSecuritiesMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Non-US debt securities", "label": "Debt Security, Government, Non-US [Member]", "documentation": "Debt security issued by government not domiciled in United States of America (US)." } } }, "auth_ref": [ "r850", "r902" ] }, "ecd_ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Forgone Recovery due to Disqualification of Tax Benefits, Amount", "terseLabel": "Forgone Recovery due to Disqualification of Tax Benefits, Amount" } } }, "auth_ref": [ "r730", "r741", "r751", "r776" ] }, "ecd_ForgoneRecoveryDueToExpenseOfEnforcementAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "ForgoneRecoveryDueToExpenseOfEnforcementAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Forgone Recovery due to Expense of Enforcement, Amount", "terseLabel": "Forgone Recovery due to Expense of Enforcement, Amount" } } }, "auth_ref": [ "r730", "r741", "r751", "r776" ] }, "ecd_ForgoneRecoveryDueToViolationOfHomeCountryLawAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "ForgoneRecoveryDueToViolationOfHomeCountryLawAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Forgone Recovery due to Violation of Home Country Law, Amount", "terseLabel": "Forgone Recovery due to Violation of Home Country Law, Amount" } } }, "auth_ref": [ "r730", "r741", "r751", "r776" ] }, "ecd_ForgoneRecoveryExplanationOfImpracticabilityTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "ForgoneRecoveryExplanationOfImpracticabilityTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Forgone Recovery, Explanation of Impracticability [Text Block]", "terseLabel": "Forgone Recovery, Explanation of Impracticability" } } }, "auth_ref": [ "r730", "r741", "r751", "r776" ] }, "ecd_ForgoneRecoveryIndName": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "ForgoneRecoveryIndName", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Forgone Recovery, Individual Name", "terseLabel": "Name" } } }, "auth_ref": [ "r730", "r741", "r751", "r776" ] }, "us-gaap_GainsLossesOnExtinguishmentOfDebt": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "GainsLossesOnExtinguishmentOfDebt", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Loss on extinguishment", "label": "Gain (Loss) on Extinguishment of Debt", "totalLabel": "Gain (Loss) on Extinguishment of Debt, Total", "negatedLabel": "Loss on extinguishment of debt", "documentation": "Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity." } } }, "auth_ref": [ "r6", "r48", "r49" ] }, "us-gaap_GeneralAndAdministrativeExpense": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "GeneralAndAdministrativeExpense", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "General and Administrative Expense, Total", "terseLabel": "General and administrative", "label": "General and Administrative Expense", "documentation": "The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line." } } }, "auth_ref": [ "r90", "r620" ] }, "us-gaap_GeneralAndAdministrativeExpenseMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "GeneralAndAdministrativeExpenseMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureStockbasedCompensationSummaryOfStockbasedCompensationExpenseDetails" ], "lang": { "en-us": { "role": { "terseLabel": "General and Administrative", "label": "General and Administrative Expense [Member]", "documentation": "Primary financial statement caption encompassing general and administrative expense." } } }, "auth_ref": [ "r88" ] }, "country_IL": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/country/2023", "localname": "IL", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Israel", "label": "ISRAEL" } } }, "auth_ref": [] }, "us-gaap_IPOMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IPOMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Public Offerings", "label": "IPO [Member]", "documentation": "First sale of stock by a private company to the public." } } }, "auth_ref": [] }, "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Net loss before income tax", "label": "Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest", "documentation": "Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest." } } }, "auth_ref": [ "r0", "r86", "r114", "r214", "r217", "r219", "r221", "r533", "r544", "r684" ] }, "us-gaap_IncomeStatementAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncomeStatementAbstract", "lang": { "en-us": { "role": { "label": "Income Statement [Abstract]" } } }, "auth_ref": [] }, "us-gaap_IncomeStatementLocationAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncomeStatementLocationAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureStockbasedCompensationSummaryOfStockbasedCompensationExpenseDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Income Statement Location", "label": "Income Statement Location [Axis]", "documentation": "Information by location in the income statement." } } }, "auth_ref": [ "r281", "r283", "r621" ] }, "us-gaap_IncomeStatementLocationDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncomeStatementLocationDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureStockbasedCompensationSummaryOfStockbasedCompensationExpenseDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Income Statement Location", "label": "Income Statement Location [Domain]", "documentation": "Location in the income statement." } } }, "auth_ref": [ "r283", "r621" ] }, "us-gaap_IncomeTaxExpenseBenefit": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncomeTaxExpenseBenefit", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "negatedLabel": "Income tax expense", "totalLabel": "Income Tax Expense (Benefit), Total", "label": "Income Tax Expense (Benefit)", "terseLabel": "Income tax expense", "documentation": "Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations." } } }, "auth_ref": [ "r122", "r132", "r195", "r196", "r216", "r393", "r405", "r553" ] }, "us-gaap_IncomeTaxPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncomeTaxPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "label": "Income Tax, Policy [Policy Text Block]", "terseLabel": "Income Taxes", "documentation": "Disclosure of accounting policy for income taxes, which may include its accounting policies for recognizing and measuring deferred tax assets and liabilities and related valuation allowances, recognizing investment tax credits, operating loss carryforwards, tax credit carryforwards, and other carryforwards, methodologies for determining its effective income tax rate and the characterization of interest and penalties in the financial statements." } } }, "auth_ref": [ "r160", "r391", "r392", "r395", "r396", "r398", "r399", "r571" ] }, "us-gaap_IncreaseDecreaseInAccountsPayable": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncreaseDecreaseInAccountsPayable", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Increase (Decrease) in Accounts Payable, Total", "terseLabel": "Accounts payable", "label": "Increase (Decrease) in Accounts Payable", "documentation": "The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business." } } }, "auth_ref": [ "r5" ] }, "us-gaap_IncreaseDecreaseInAccruedLiabilities": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncreaseDecreaseInAccruedLiabilities", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Increase (Decrease) in Accrued Liabilities, Total", "terseLabel": "Accrued expenses", "label": "Increase (Decrease) in Accrued Liabilities", "documentation": "The increase (decrease) during the reporting period in the aggregate amount of expenses incurred but not yet paid." } } }, "auth_ref": [ "r5" ] }, "us-gaap_IncreaseDecreaseInOperatingCapitalAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncreaseDecreaseInOperatingCapitalAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Changes in operating assets and liabilities:", "label": "Increase (Decrease) in Operating Capital [Abstract]" } } }, "auth_ref": [] }, "us-gaap_IncreaseDecreaseInOperatingLeaseLiability": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncreaseDecreaseInOperatingLeaseLiability", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Increase (Decrease) in Operating Lease Liability", "terseLabel": "Operating lease liabilities", "documentation": "Amount of increase (decrease) in obligation for operating lease." } } }, "auth_ref": [ "r799", "r817" ] }, "us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncreaseDecreaseInOtherNoncurrentLiabilities", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Increase (Decrease) in Other Noncurrent Liabilities", "terseLabel": "Other noncurrent liabilities", "documentation": "Amount of increase (decrease) in noncurrent operating liabilities classified as other." } } }, "auth_ref": [] }, "us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Increase (Decrease) in Prepaid Expense and Other Assets", "negatedLabel": "Prepaid and other assets", "documentation": "Amount of increase (decrease) in prepaid expenses, and assets classified as other." } } }, "auth_ref": [ "r5" ] }, "ecd_IndividualAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "IndividualAxis", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure", "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure", "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements", "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Individual [Axis]", "terseLabel": "Individual:" } } }, "auth_ref": [ "r733", "r741", "r751", "r768", "r776", "r780", "r788" ] }, "ecd_InsiderTradingArrLineItems": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "InsiderTradingArrLineItems", "lang": { "en-us": { "role": { "label": "Insider Trading Arrangements [Line Items]", "terseLabel": "Insider Trading Arrangements:" } } }, "auth_ref": [ "r786" ] }, "ecd_InsiderTradingPoliciesProcLineItems": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "InsiderTradingPoliciesProcLineItems", "lang": { "en-us": { "role": { "label": "Insider Trading Policies and Procedures [Line Items]", "terseLabel": "Insider Trading Policies and Procedures:" } } }, "auth_ref": [ "r722", "r792" ] }, "ecd_InsiderTrdPoliciesProcAdoptedFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "InsiderTrdPoliciesProcAdoptedFlag", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc" ], "lang": { "en-us": { "role": { "label": "Insider Trading Policies and Procedures Adopted [Flag]", "terseLabel": "Insider Trading Policies and Procedures Adopted" } } }, "auth_ref": [ "r722", "r792" ] }, "ecd_InsiderTrdPoliciesProcNotAdoptedTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "InsiderTrdPoliciesProcNotAdoptedTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc" ], "lang": { "en-us": { "role": { "label": "Insider Trading Policies and Procedures Not Adopted [Text Block]", "terseLabel": "Insider Trading Policies and Procedures Not Adopted" } } }, "auth_ref": [ "r722", "r792" ] }, "us-gaap_InterestAndOtherIncome": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "InterestAndOtherIncome", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Interest income and other, net", "label": "Interest and Other Income", "documentation": "The amount of interest income and other income recognized during the period. Included in this element is interest derived from investments in debt securities, cash and cash equivalents, and other investments which reflect the time value of money or transactions in which the payments are for the use or forbearance of money and other income from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business)." } } }, "auth_ref": [] }, "us-gaap_InterestExpense": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "InterestExpense", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "negatedLabel": "Interest expense", "label": "Interest Expense", "totalLabel": "Interest Expense, Total", "documentation": "Amount of the cost of borrowed funds accounted for as interest expense." } } }, "auth_ref": [ "r70", "r116", "r164", "r215", "r473", "r622", "r715", "r905" ] }, "us-gaap_InterestExpenseDebt": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "InterestExpenseDebt", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Interest Expense, Debt, Total", "terseLabel": "Interest expense", "label": "Interest Expense, Debt", "documentation": "Amount of the cost of borrowed funds accounted for as interest expense for debt." } } }, "auth_ref": [ "r91", "r314", "r320", "r691", "r692" ] }, "us-gaap_InterestPaidNet": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "InterestPaidNet", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Cash paid for interest", "label": "Interest Paid, Excluding Capitalized Interest, Operating Activities", "documentation": "Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount." } } }, "auth_ref": [ "r171", "r174", "r175" ] }, "us-gaap_InvestmentPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "InvestmentPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Investments", "label": "Investment, Policy [Policy Text Block]", "documentation": "Disclosure of accounting policy for investment in financial asset." } } }, "auth_ref": [ "r552", "r567", "r568", "r569", "r570", "r645", "r646" ] }, "us-gaap_InvestmentTypeAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "InvestmentTypeAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "label": "Investment Type [Axis]", "documentation": "Information by type of investments." } } }, "auth_ref": [ "r580", "r582", "r583", "r585", "r587", "r642", "r644", "r648", "r651", "r652", "r653", "r654", "r656", "r657", "r658", "r659", "r660", "r709" ] }, "us-gaap_InvestmentTypeCategorizationMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "InvestmentTypeCategorizationMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "label": "Investments [Domain]", "documentation": "Asset obtained to generate income or appreciate in value." } } }, "auth_ref": [ "r580", "r582", "r583", "r585", "r587", "r642", "r644", "r648", "r651", "r652", "r653", "r654", "r656", "r657", "r658", "r659", "r660", "r709" ] }, "us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "InvestmentsClassifiedByContractualMaturityDateTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsTables" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule of Contractual Maturities of Financial Assets Measured at Fair Value", "label": "Investments Classified by Contractual Maturity Date [Table Text Block]", "documentation": "Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments." } } }, "auth_ref": [] }, "etnb_IssuanceOfCommonStockWarrantInConnectionWithTermLoanFacility": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "IssuanceOfCommonStockWarrantInConnectionWithTermLoanFacility", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Issuance of common stock warrants in connection with term loan", "label": "Issuance Of Common Stock Warrant In Connection With Term Loan Facility", "documentation": "Issuance of common stock warrant in connection with term loan facility." } } }, "auth_ref": [] }, "us-gaap_LeaseAndRentalExpense": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LeaseAndRentalExpense", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Operating leases, rent expense", "label": "Operating Leases, Rent Expense", "documentation": "Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line." } } }, "auth_ref": [] }, "etnb_LeerinkPartnersLlcAndCantorFitzgeraldAndCoMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "LeerinkPartnersLlcAndCantorFitzgeraldAndCoMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "Leerink partners LLC and cantor fitzgerald & Co.", "label": "Leerink Partners LLC And Cantor Fitzgerald And Co [Member]", "terseLabel": "Leerink Partners LLC and Cantor Fitzgerald and Co" } } }, "auth_ref": [] }, "dei_LegalEntityAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "LegalEntityAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Legal Entity [Axis]", "documentation": "The set of legal entities associated with a report." } } }, "auth_ref": [] }, "us-gaap_LesseeLeasesPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LesseeLeasesPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Leases", "label": "Lessee, Leases [Policy Text Block]", "documentation": "Disclosure of accounting policy for leasing arrangement entered into by lessee." } } }, "auth_ref": [ "r483" ] }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LesseeOperatingLeaseLiabilityPaymentsDue", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesScheduleOfUndiscountedFutureMinimumLeasePaymentsDueUnderNonCancellableOperatingLeaseDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Total undiscounted future minimum lease payments", "label": "Lessee, Operating Lease, Liability, to be Paid", "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease." } } }, "auth_ref": [ "r485" ] }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesScheduleOfUndiscountedFutureMinimumLeasePaymentsDueUnderNonCancellableOperatingLeaseDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2023", "label": "Lessee, Operating Lease, Liability, to be Paid, Year One", "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)." } } }, "auth_ref": [ "r485" ] }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearThree", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesScheduleOfUndiscountedFutureMinimumLeasePaymentsDueUnderNonCancellableOperatingLeaseDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2025", "label": "Lessee, Operating Lease, Liability, to be Paid, Year Three", "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)." } } }, "auth_ref": [ "r485" ] }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearTwo", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesScheduleOfUndiscountedFutureMinimumLeasePaymentsDueUnderNonCancellableOperatingLeaseDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2024", "label": "Lessee, Operating Lease, Liability, to be Paid, Year Two", "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)." } } }, "auth_ref": [ "r485" ] }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesScheduleOfUndiscountedFutureMinimumLeasePaymentsDueUnderNonCancellableOperatingLeaseDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Remainder of 2022", "label": "Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year", "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year." } } }, "auth_ref": [ "r888" ] }, "us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LesseeOperatingLeaseLiabilityUndiscountedExcessAmount", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesScheduleOfUndiscountedFutureMinimumLeasePaymentsDueUnderNonCancellableOperatingLeaseDetails" ], "lang": { "en-us": { "role": { "negatedLabel": "Less: imputed interest", "label": "Lessee, Operating Lease, Liability, Undiscounted Excess Amount", "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease." } } }, "auth_ref": [ "r485" ] }, "us-gaap_LesseeOperatingLeaseRemainingLeaseTerm": { "xbrltype": "durationItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LesseeOperatingLeaseRemainingLeaseTerm", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Remaining lease term", "label": "Lessee, Operating Lease, Remaining Lease Term", "documentation": "Remaining lease term of operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days." } } }, "auth_ref": [ "r887" ] }, "us-gaap_Liabilities": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "Liabilities", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Total liabilities", "label": "Liabilities", "documentation": "Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future." } } }, "auth_ref": [ "r21", "r179", "r256", "r292", "r293", "r294", "r295", "r296", "r297", "r298", "r299", "r300", "r413", "r416", "r417", "r454", "r596", "r683", "r717", "r845", "r890", "r891" ] }, "us-gaap_LiabilitiesAndStockholdersEquity": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LiabilitiesAndStockholdersEquity", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Total liabilities and stockholders\u2019 equity", "label": "Liabilities and Equity", "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any." } } }, "auth_ref": [ "r84", "r113", "r542", "r705", "r822", "r838", "r886" ] }, "us-gaap_LiabilitiesAndStockholdersEquityAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LiabilitiesAndStockholdersEquityAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Liabilities and stockholders\u2019 equity", "label": "Liabilities and Equity [Abstract]" } } }, "auth_ref": [] }, "us-gaap_LiabilitiesCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LiabilitiesCurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Total current liabilities", "label": "Liabilities, Current", "documentation": "Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer." } } }, "auth_ref": [ "r23", "r141", "r179", "r256", "r292", "r293", "r294", "r295", "r296", "r297", "r298", "r299", "r300", "r413", "r416", "r417", "r454", "r705", "r845", "r890", "r891" ] }, "us-gaap_LiabilitiesCurrentAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LiabilitiesCurrentAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Current liabilities:", "label": "Liabilities, Current [Abstract]" } } }, "auth_ref": [] }, "us-gaap_LineOfCreditFacilityAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LineOfCreditFacilityAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Lender Name [Axis]", "documentation": "Information by name of lender, which may be a single entity (for example, but not limited to, a bank, pension fund, venture capital firm) or a group of entities that participate in the line of credit." } } }, "auth_ref": [ "r20", "r821" ] }, "us-gaap_LineOfCreditFacilityCommitmentFeePercentage": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LineOfCreditFacilityCommitmentFeePercentage", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Commitment fee percentage", "label": "Line of Credit Facility, Commitment Fee Percentage", "documentation": "The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used." } } }, "auth_ref": [] }, "us-gaap_LineOfCreditFacilityDescription": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LineOfCreditFacilityDescription", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Line of credit facility, description", "label": "Line of Credit Facility, Description", "documentation": "Description of the terms of a credit facility arrangement. Terms typically include interest rate, collateral required, guarantees required, repayment requirements, and restrictions on use of assets and activities of the entity." } } }, "auth_ref": [ "r20" ] }, "us-gaap_LineOfCreditFacilityExpirationDate1": { "xbrltype": "dateItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LineOfCreditFacilityExpirationDate1", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Credit facility maturity date", "label": "Line of Credit Facility, Expiration Date", "documentation": "Date the credit facility terminates, in YYYY-MM-DD format." } } }, "auth_ref": [ "r20" ] }, "etnb_LineOfCreditFacilityExpiredBorrowings": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "LineOfCreditFacilityExpiredBorrowings", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Line of credit facility, Expired unused", "label": "Line of Credit Facility Expired Borrowings", "documentation": "Line of Credit Facility Expired Borrowings" } } }, "auth_ref": [] }, "etnb_LineOfCreditFacilityExpiredUnusedBorrowingAmount": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "LineOfCreditFacilityExpiredUnusedBorrowingAmount", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Line of credit facility, expired unused", "label": "Line Of Credit Facility Expired Unused Borrowing Amount", "documentation": "Line of credit facility expired unused borrowing amount." } } }, "auth_ref": [] }, "etnb_LineOfCreditFacilityIncreaseInBorrowingCapacity": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "LineOfCreditFacilityIncreaseInBorrowingCapacity", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Line of credit facility maximum borrowing capacity", "label": "Line Of Credit Facility Increase In Borrowing Capacity", "documentation": "Line of credit facility increase in borrowing capacity." } } }, "auth_ref": [] }, "us-gaap_LineOfCreditFacilityLenderDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LineOfCreditFacilityLenderDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Line of Credit Facility, Lender [Domain]", "documentation": "Identification of the lender, which may be a single entity (for example, a bank, pension fund, venture capital firm) or a group of entities that participate in the line of credit, including a letter of credit facility." } } }, "auth_ref": [ "r20", "r821" ] }, "us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LineOfCreditFacilityMaximumBorrowingCapacity", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Line of credit facility, maximum borrowing capacity", "label": "Line of Credit Facility, Maximum Borrowing Capacity", "documentation": "Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility." } } }, "auth_ref": [ "r20" ] }, "etnb_LoanAndSecurityAgreementMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "LoanAndSecurityAgreementMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Loan Agreement", "label": "Loan And Security Agreement [Member]", "documentation": "Loan and security agreement." } } }, "auth_ref": [] }, "dei_LocalPhoneNumber": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "LocalPhoneNumber", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Local Phone Number", "label": "Local Phone Number", "documentation": "Local phone number for entity." } } }, "auth_ref": [] }, "us-gaap_LongTermDebt": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LongTermDebt", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Total net carry value", "label": "Long-Term Debt", "documentation": "Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation." } } }, "auth_ref": [ "r17", "r112", "r308", "r319", "r689", "r690", "r900" ] }, "us-gaap_LongTermDebtCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LongTermDebtCurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails", "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Long-Term Debt, Current Maturities, Total", "label": "Long-Term Debt, Current Maturities", "terseLabel": "Term loan, current", "negatedLabel": "Term loan, current", "documentation": "Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation." } } }, "auth_ref": [ "r145" ] }, "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails" ], "lang": { "en-us": { "role": { "label": "Long-Term Debt, Maturity, Year One", "terseLabel": "2025", "documentation": "Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)." } } }, "auth_ref": [ "r8", "r180", "r312" ] }, "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2027", "label": "Long-Term Debt, Maturity, Year Four", "documentation": "Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)." } } }, "auth_ref": [ "r8", "r180", "r312" ] }, "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails" ], "lang": { "en-us": { "role": { "label": "Long-Term Debt, Maturity, Year Three", "terseLabel": "2027", "documentation": "Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)." } } }, "auth_ref": [ "r8", "r180", "r312" ] }, "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails" ], "lang": { "en-us": { "role": { "label": "Long-Term Debt, Maturity, Year Two", "terseLabel": "2026", "documentation": "Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach)." } } }, "auth_ref": [ "r8", "r180", "r312" ] }, "us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2024 (remaining six months)", "label": "Long-Term Debt, Maturity, Remainder of Fiscal Year", "documentation": "Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in remainder of current fiscal year." } } }, "auth_ref": [ "r823" ] }, "us-gaap_LongTermDebtNoncurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LongTermDebtNoncurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityScheduleOfRepaymentOfPrincipalAmountDetails", "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "verboseLabel": "Total term loan, non-current, net", "label": "Long-Term Debt, Excluding Current Maturities", "terseLabel": "Term loan, noncurrent, net", "documentation": "Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation." } } }, "auth_ref": [ "r146" ] }, "us-gaap_LongTermDebtTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LongTermDebtTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacility" ], "lang": { "en-us": { "role": { "label": "Long-Term Debt [Text Block]", "terseLabel": "Term Loan Facility", "documentation": "The entire disclosure for long-term debt." } } }, "auth_ref": [ "r100" ] }, "us-gaap_LossContingenciesLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LossContingenciesLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Loss Contingencies [Line Items]", "label": "Loss Contingencies [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [ "r286", "r287", "r288", "r291", "r843", "r844" ] }, "us-gaap_LossContingenciesTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "LossContingenciesTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Loss Contingencies [Table]", "label": "Loss Contingencies [Table]", "documentation": "Discloses the specific components (such as the nature, name, and date) of the loss contingency and gives an estimate of the possible loss or range of loss, or states that a reasonable estimate cannot be made. Excludes environmental contingencies, warranties and unconditional purchase obligations." } } }, "auth_ref": [ "r286", "r287", "r288", "r291", "r843", "r844" ] }, "us-gaap_MarketableSecuritiesCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MarketableSecuritiesCurrent", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "label": "Marketable Securities, Current", "terseLabel": "Marketable securities", "documentation": "Amount of investment in marketable security, classified as current." } } }, "auth_ref": [ "r810" ] }, "us-gaap_MarketableSecuritiesGainLoss": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MarketableSecuritiesGainLoss", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureFairValueMeasurementsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Marketable Securities, Gain (Loss)", "terseLabel": "Credit losses for marketable securities", "documentation": "Amount of unrealized and realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI)." } } }, "auth_ref": [] }, "us-gaap_MarketableSecuritiesPolicy": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MarketableSecuritiesPolicy", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "label": "Marketable Securities, Policy [Policy Text Block]", "terseLabel": "Marketable Securities", "documentation": "Disclosure of accounting policy for investment classified as marketable security." } } }, "auth_ref": [ "r73" ] }, "srt_MaximumMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "MaximumMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Maximum", "label": "Maximum [Member]" } } }, "auth_ref": [ "r287", "r288", "r289", "r290", "r346", "r524", "r554", "r588", "r589", "r643", "r647", "r649", "r650", "r655", "r674", "r675", "r685", "r693", "r700", "r706", "r847", "r892", "r893", "r894", "r895", "r896", "r897" ] }, "ecd_MeasureAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "MeasureAxis", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Measure [Axis]", "terseLabel": "Measure:" } } }, "auth_ref": [ "r760" ] }, "ecd_MeasureName": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "MeasureName", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Measure Name", "terseLabel": "Name" } } }, "auth_ref": [ "r760" ] }, "us-gaap_MeasurementInputExpectedDividendPaymentMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MeasurementInputExpectedDividendPaymentMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Measurement Input, Expected Dividend Payment", "label": "Measurement Input, Expected Dividend Payment [Member]", "documentation": "Measurement input using expected dividend to be paid to holder of equity or financial instrument." } } }, "auth_ref": [ "r884" ] }, "us-gaap_MeasurementInputExpectedTermMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MeasurementInputExpectedTermMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Measurement Input, Expected Term", "label": "Measurement Input, Expected Term [Member]", "documentation": "Measurement input using period financial instrument is expected to be outstanding. Excludes maturity date." } } }, "auth_ref": [ "r884" ] }, "us-gaap_MeasurementInputPriceVolatilityMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MeasurementInputPriceVolatilityMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Measurement Input, Price Volatility", "label": "Measurement Input, Price Volatility [Member]", "documentation": "Measurement input using rate at which price of security will increase (decrease) for given set of returns." } } }, "auth_ref": [ "r884" ] }, "us-gaap_MeasurementInputRiskFreeInterestRateMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MeasurementInputRiskFreeInterestRateMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Measurement Input, Risk Free Interest Rate", "label": "Measurement Input, Risk Free Interest Rate [Member]", "documentation": "Measurement input using interest rate on instrument with zero risk of financial loss." } } }, "auth_ref": [ "r884" ] }, "us-gaap_MeasurementInputTypeAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MeasurementInputTypeAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Measurement Input Type", "label": "Measurement Input Type [Axis]", "documentation": "Information by type of measurement input used to determine value of asset and liability." } } }, "auth_ref": [ "r447" ] }, "us-gaap_MeasurementInputTypeDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MeasurementInputTypeDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Measurement Input Type", "label": "Measurement Input Type [Domain]", "documentation": "Measurement input used to determine value of asset and liability." } } }, "auth_ref": [] }, "etnb_MilestonePayment": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "MilestonePayment", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Milestone payments", "label": "Milestone Payment", "documentation": "Milestone payment." } } }, "auth_ref": [] }, "srt_MinimumMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "MinimumMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Minimum", "label": "Minimum [Member]" } } }, "auth_ref": [ "r287", "r288", "r289", "r290", "r346", "r524", "r554", "r588", "r589", "r643", "r647", "r649", "r650", "r655", "r674", "r675", "r685", "r693", "r700", "r706", "r847", "r892", "r893", "r894", "r895", "r896", "r897" ] }, "etnb_MinimumUnrestricedCashAndCashEquivalentsToThreeMonthAverageCashAndCashEquivalentsMultiplier": { "xbrltype": "pureItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "MinimumUnrestricedCashAndCashEquivalentsToThreeMonthAverageCashAndCashEquivalentsMultiplier", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Minimum unrestriced cash and cash equivalents to three month average cash and cash equivalents multiplier", "label": "Minimum Unrestriced Cash And Cash Equivalents to Three Month Average Cash And Cash Equivalents Multiplier", "documentation": "Minimum unrestriced cash and cash equivalents to three month average cash and cash equivalents multiplier." } } }, "auth_ref": [] }, "etnb_MinimumUnrestricedCashAndCashEquivalentsToTrailingThreeMonthAverageCashAndCashEquivalentsMultiplier": { "xbrltype": "percentItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "MinimumUnrestricedCashAndCashEquivalentsToTrailingThreeMonthAverageCashAndCashEquivalentsMultiplier", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Minimum unrestriced cash and cash equivalents to trailing three month average cash and cash equivalents multiplier", "label": "Minimum Unrestriced Cash and Cash Equivalents to Trailing Three Month Average Cash and Cash Equivalents Multiplier", "documentation": "Minimum unrestriced cash and cash equivalents to trailing three month average cash and cash equivalents multiplier." } } }, "auth_ref": [] }, "ecd_MnpiDiscTimedForCompValFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "MnpiDiscTimedForCompValFlag", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "MNPI Disclosure Timed for Compensation Value [Flag]", "terseLabel": "MNPI Disclosure Timed for Compensation Value" } } }, "auth_ref": [ "r779" ] }, "us-gaap_MoneyMarketFundsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MoneyMarketFundsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Money Market Funds", "label": "Money Market Funds [Member]", "documentation": "Fund that invests in short-term money-market instruments, for example, but not limited to, commercial paper, banker's acceptances, repurchase agreements, government securities, certificates of deposit, and other highly liquid securities." } } }, "auth_ref": [ "r850" ] }, "ecd_MtrlTermsOfTrdArrTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "MtrlTermsOfTrdArrTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Material Terms of Trading Arrangement [Text Block]", "terseLabel": "Material Terms of Trading Arrangement" } } }, "auth_ref": [ "r787" ] }, "us-gaap_MunicipalBondsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "MunicipalBondsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Municipal Bonds", "label": "Municipal Bonds [Member]", "documentation": "Long-term debt securities issued by state, city or local governments or the agencies operated by state, city or local governments." } } }, "auth_ref": [] }, "ecd_NamedExecutiveOfficersFnTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "NamedExecutiveOfficersFnTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Named Executive Officers, Footnote [Text Block]", "terseLabel": "Named Executive Officers, Footnote" } } }, "auth_ref": [ "r761" ] }, "etnb_NetCashProceedsFromSaleOfEquitySecurities": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "NetCashProceedsFromSaleOfEquitySecurities", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Proceeds from sale of available-for-sale securities, equity", "label": "Net Cash Proceeds From Sale Of Equity Securities", "documentation": "Net cash proceeds from sale of equity securities." } } }, "auth_ref": [] }, "us-gaap_NetCashProvidedByUsedInFinancingActivities": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "NetCashProvidedByUsedInFinancingActivities", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Net cash provided by financing activities", "label": "Net Cash Provided by (Used in) Financing Activities", "documentation": "Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit." } } }, "auth_ref": [ "r173" ] }, "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Cash flows from financing activities:", "label": "Net Cash Provided by (Used in) Financing Activities [Abstract]" } } }, "auth_ref": [] }, "us-gaap_NetCashProvidedByUsedInInvestingActivities": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "NetCashProvidedByUsedInInvestingActivities", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Net cash used in investing activities", "label": "Net Cash Provided by (Used in) Investing Activities", "documentation": "Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets." } } }, "auth_ref": [ "r173" ] }, "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Cash flows from investing activities:", "label": "Net Cash Provided by (Used in) Investing Activities [Abstract]" } } }, "auth_ref": [] }, "us-gaap_NetCashProvidedByUsedInOperatingActivities": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "NetCashProvidedByUsedInOperatingActivities", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Net cash used in operating activities", "label": "Net Cash Provided by (Used in) Operating Activities", "documentation": "Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities." } } }, "auth_ref": [ "r94", "r95", "r96" ] }, "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Cash flows from operating activities:", "label": "Net Cash Provided by (Used in) Operating Activities [Abstract]" } } }, "auth_ref": [] }, "us-gaap_NetIncomeLoss": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "NetIncomeLoss", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited", "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Net Income (Loss)", "terseLabel": "Net Income (Loss)", "totalLabel": "Net loss", "documentation": "The portion of profit or loss for the period, net of income taxes, which is attributable to the parent." } } }, "auth_ref": [ "r87", "r96", "r115", "r139", "r155", "r158", "r163", "r179", "r185", "r189", "r190", "r191", "r192", "r195", "r196", "r204", "r214", "r217", "r219", "r221", "r256", "r292", "r293", "r294", "r295", "r296", "r297", "r298", "r299", "r300", "r442", "r454", "r546", "r618", "r635", "r636", "r684", "r715", "r845" ] }, "us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Recent Adopted And Accounting Pronouncements", "label": "New Accounting Pronouncements, Policy [Policy Text Block]", "documentation": "Disclosure of accounting policy pertaining to new accounting pronouncements that may impact the entity's financial reporting. Includes, but is not limited to, quantification of the expected or actual impact." } } }, "auth_ref": [] }, "ecd_NonGaapMeasureDescriptionTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "NonGaapMeasureDescriptionTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Non-GAAP Measure Description [Text Block]", "terseLabel": "Non-GAAP Measure Description" } } }, "auth_ref": [ "r760" ] }, "ecd_NonNeosMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "NonNeosMember", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Non-NEOs [Member]", "terseLabel": "Non-NEOs" } } }, "auth_ref": [ "r730", "r741", "r751", "r768", "r776" ] }, "ecd_NonPeoNeoAvgCompActuallyPaidAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "NonPeoNeoAvgCompActuallyPaidAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Non-PEO NEO Average Compensation Actually Paid Amount", "terseLabel": "Non-PEO NEO Average Compensation Actually Paid Amount" } } }, "auth_ref": [ "r758" ] }, "ecd_NonPeoNeoAvgTotalCompAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "NonPeoNeoAvgTotalCompAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Non-PEO NEO Average Total Compensation Amount", "terseLabel": "Non-PEO NEO Average Total Compensation Amount" } } }, "auth_ref": [ "r757" ] }, "ecd_NonPeoNeoMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "NonPeoNeoMember", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Non-PEO NEO [Member]", "terseLabel": "Non-PEO NEO" } } }, "auth_ref": [ "r768" ] }, "ecd_NonRule10b51ArrAdoptedFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "NonRule10b51ArrAdoptedFlag", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Non-Rule 10b5-1 Arrangement Adopted [Flag]", "terseLabel": "Non-Rule 10b5-1 Arrangement Adopted" } } }, "auth_ref": [ "r787" ] }, "ecd_NonRule10b51ArrTrmntdFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "NonRule10b51ArrTrmntdFlag", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Non-Rule 10b5-1 Arrangement Terminated [Flag]", "terseLabel": "Non-Rule 10b5-1 Arrangement Terminated" } } }, "auth_ref": [ "r787" ] }, "us-gaap_NoncashInvestingAndFinancingItemsAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "NoncashInvestingAndFinancingItemsAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Supplemental disclosures of noncash information:", "label": "Noncash Investing and Financing Items [Abstract]" } } }, "auth_ref": [] }, "etnb_NumberOfNewEmployeesGrantedSharesUnderThePlan": { "xbrltype": "integerItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "NumberOfNewEmployeesGrantedSharesUnderThePlan", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "Number of new employees granted shares under plan.", "label": "Number of New Employees Granted Shares under the Plan", "terseLabel": "Number of new employees granted shares under the plan" } } }, "auth_ref": [] }, "etnb_NumberOfSharesIssuableUnderShareBasedPaymentArrangement": { "xbrltype": "sharesItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "NumberOfSharesIssuableUnderShareBasedPaymentArrangement", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Number of common shares issuable under the plan (in shares)", "label": "Number Of Shares Issuable Under Share Based Payment Arrangement", "documentation": "Number of shares issuable under share-based payment arrangement." } } }, "auth_ref": [] }, "etnb_NumberOfWarrantsExercisedDuringThePeriod": { "xbrltype": "sharesItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "NumberOfWarrantsExercisedDuringThePeriod", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrants to purchase common stock exercised", "label": "Number Of Warrants Exercised During The Period", "documentation": "Number of warrants exercised during the period." } } }, "auth_ref": [] }, "etnb_ObligationToPaymentUponMaximumAchievementOfCertainClinicalAndCommercialMilestones": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ObligationToPaymentUponMaximumAchievementOfCertainClinicalAndCommercialMilestones", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Payment upon achievement of certain clinical and commercial milestones", "label": "Obligation To Payment Upon Maximum Achievement Of Certain Clinical And Commercial Milestones", "documentation": "Obligation to payment upon maximum achievement of certain clinical and commercial milestones." } } }, "auth_ref": [] }, "us-gaap_OperatingExpenses": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingExpenses", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Total operating expenses", "label": "Operating Expenses", "documentation": "Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense." } } }, "auth_ref": [] }, "us-gaap_OperatingExpensesAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingExpensesAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Operating expenses:", "label": "Operating Expenses [Abstract]" } } }, "auth_ref": [] }, "us-gaap_OperatingIncomeLoss": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingIncomeLoss", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Operating Income (Loss), Total", "terseLabel": "Loss from operations", "label": "Operating Income (Loss)", "documentation": "The net result for the period of deducting operating expenses from operating revenues." } } }, "auth_ref": [ "r214", "r217", "r219", "r221", "r684" ] }, "etnb_OperatingLeaseExpirationMonthAndYear": { "xbrltype": "gYearMonthItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "OperatingLeaseExpirationMonthAndYear", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Operating lease expiration month and year", "label": "Operating Lease Expiration Month And Year", "documentation": "Operating lease expiration month and year." } } }, "auth_ref": [] }, "us-gaap_OperatingLeaseLiability": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingLeaseLiability", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesScheduleOfUndiscountedFutureMinimumLeasePaymentsDueUnderNonCancellableOperatingLeaseDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Operating Lease, Liability, Total", "terseLabel": "Present value of operating lease liability", "label": "Operating Lease, Liability", "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease." } } }, "auth_ref": [ "r481" ] }, "us-gaap_OperatingLeaseLiabilityCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingLeaseLiabilityCurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "label": "Operating Lease, Liability, Current", "terseLabel": "Operating lease liabilities, current", "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as current." } } }, "auth_ref": [ "r481" ] }, "us-gaap_OperatingLeaseLiabilityNoncurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingLeaseLiabilityNoncurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Operating lease liabilities, noncurrent", "label": "Operating Lease, Liability, Noncurrent", "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent." } } }, "auth_ref": [ "r481" ] }, "etnb_OperatingLeaseLiabilityPercentage": { "xbrltype": "percentItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "OperatingLeaseLiabilityPercentage", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Incremental borrowing rate used to determine operating lease liability percentage", "label": "Operating Lease Liability Percentage", "documentation": "Operating lease liability percentage." } } }, "auth_ref": [] }, "us-gaap_OperatingLeasePaymentsUse": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingLeasePaymentsUse", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Cash paid for amounts included in the measurement of lease liabilities", "label": "Operating Lease, Payments, Use", "documentation": "Amount of cash outflow from operating lease to bring another asset to condition and location necessary for its intended use." } } }, "auth_ref": [ "r482", "r484" ] }, "us-gaap_OperatingLeaseRightOfUseAsset": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingLeaseRightOfUseAsset", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "label": "Operating Lease, Right-of-Use Asset", "terseLabel": "Operating lease right-of-use assets", "documentation": "Amount of lessee's right to use underlying asset under operating lease." } } }, "auth_ref": [ "r480" ] }, "us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingLeaseRightOfUseAssetAmortizationExpense", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Noncash operating lease expense", "label": "Operating Lease, Right-of-Use Asset, Periodic Reduction", "documentation": "Amount of periodic reduction over lease term of carrying amount of right-of-use asset from operating lease." } } }, "auth_ref": [ "r818" ] }, "us-gaap_OperatingLeasesFutureMinimumPaymentsDue": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingLeasesFutureMinimumPaymentsDue", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumAnnualPaymentsForOperatingLeasesDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Total future minimum annual payments", "label": "Operating Leases, Future Minimum Payments Due", "documentation": "Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year." } } }, "auth_ref": [ "r119", "r121" ] }, "us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingLeasesFutureMinimumPaymentsDueInTwoYears", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumAnnualPaymentsForOperatingLeasesDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2023", "label": "Operating Leases, Future Minimum Payments, Due in Two Years", "documentation": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date." } } }, "auth_ref": [ "r119", "r121" ] }, "us-gaap_OperatingLeasesFutureMinimumPaymentsRemainderOfFiscalYear": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OperatingLeasesFutureMinimumPaymentsRemainderOfFiscalYear", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumAnnualPaymentsForOperatingLeasesDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2022", "label": "Operating Leases, Future Minimum Payments, Remainder of Fiscal Year", "documentation": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date." } } }, "auth_ref": [] }, "etnb_OrganizationAndLiquidityDisclosureTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "OrganizationAndLiquidityDisclosureTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureOrganizationAndLiquidity" ], "lang": { "en-us": { "role": { "documentation": "Organization and liquidity disclosure.", "label": "Organization and Liquidity Disclosure [Text Block]", "terseLabel": "Organization and Liquidity" } } }, "auth_ref": [] }, "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract", "lang": { "en-us": { "role": { "label": "Organization, Consolidation and Presentation of Financial Statements [Abstract]" } } }, "auth_ref": [] }, "us-gaap_OtherAccruedLiabilitiesCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OtherAccruedLiabilitiesCurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfAccruedExpensesDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Accrued other expenses", "label": "Other Accrued Liabilities, Current", "documentation": "Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer." } } }, "auth_ref": [ "r22" ] }, "us-gaap_OtherAssetsNoncurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OtherAssetsNoncurrent", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Other assets", "label": "Other Assets, Noncurrent", "documentation": "Amount of noncurrent assets classified as other." } } }, "auth_ref": [ "r143" ] }, "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Unrealized loss on marketable securities", "totalLabel": "OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax, Total", "label": "OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax", "documentation": "Amount, after tax and adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale." } } }, "auth_ref": [ "r152", "r153", "r154" ] }, "us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Total", "terseLabel": "Foreign currency translation adjustments", "label": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax", "documentation": "Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature." } } }, "auth_ref": [ "r3" ] }, "us-gaap_OtherComprehensiveIncomeLossNetOfTax": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OtherComprehensiveIncomeLossNetOfTax", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Total other comprehensive loss", "label": "Other Comprehensive Income (Loss), Net of Tax", "terseLabel": "Other comprehensive income (loss)", "documentation": "Amount after tax and reclassification adjustments of other comprehensive income (loss)." } } }, "auth_ref": [ "r11", "r16", "r156", "r159", "r165", "r463", "r464", "r469", "r530", "r547", "r813", "r814" ] }, "us-gaap_OtherComprehensiveIncomeLossTaxAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OtherComprehensiveIncomeLossTaxAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "label": "Other Comprehensive Income (Loss), Tax [Abstract]", "terseLabel": "Other comprehensive (loss) income:" } } }, "auth_ref": [] }, "us-gaap_OtherLiabilitiesNoncurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OtherLiabilitiesNoncurrent", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "label": "Other Liabilities, Noncurrent", "terseLabel": "Other noncurrent liabilities", "documentation": "Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer." } } }, "auth_ref": [ "r27" ] }, "etnb_OtherNonCurrentLiability": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "OtherNonCurrentLiability", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Other non-current liability", "label": "Other Non Current Liability", "documentation": "Other non-current liability" } } }, "auth_ref": [] }, "us-gaap_OtherNoncashIncomeExpense": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OtherNoncashIncomeExpense", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "negatedLabel": "Other", "terseLabel": "Other", "label": "Other Noncash Income (Expense)", "totalLabel": "Other Noncash Income (Expense), Total", "documentation": "Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other." } } }, "auth_ref": [ "r96" ] }, "us-gaap_OtherNonoperatingIncomeExpense": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OtherNonoperatingIncomeExpense", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Interest income and other, net", "totalLabel": "Other Nonoperating Income (Expense), Total", "label": "Other Nonoperating Income (Expense)", "documentation": "Amount of income (expense) related to nonoperating activities, classified as other." } } }, "auth_ref": [ "r92" ] }, "ecd_OtherPerfMeasureAmt": { "xbrltype": "decimalItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "OtherPerfMeasureAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Other Performance Measure, Amount", "terseLabel": "Other Performance Measure, Amount" } } }, "auth_ref": [ "r760" ] }, "us-gaap_OtherPrepaidExpenseCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "OtherPrepaidExpenseCurrent", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfPrepaidAndOtherCurrentAssetsDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Prepaid other", "label": "Other Prepaid Expense, Current", "documentation": "Amount of asset related to consideration paid in advance for other costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer." } } }, "auth_ref": [ "r811", "r840" ] }, "ecd_OutstandingAggtErrCompAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "OutstandingAggtErrCompAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Outstanding Aggregate Erroneous Compensation Amount", "terseLabel": "Outstanding Aggregate Erroneous Compensation Amount" } } }, "auth_ref": [ "r728", "r739", "r749", "r774" ] }, "ecd_OutstandingRecoveryCompAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "OutstandingRecoveryCompAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Outstanding Recovery Compensation Amount", "terseLabel": "Compensation Amount" } } }, "auth_ref": [ "r731", "r742", "r752", "r777" ] }, "ecd_OutstandingRecoveryIndName": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "OutstandingRecoveryIndName", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Outstanding Recovery, Individual Name", "terseLabel": "Name" } } }, "auth_ref": [ "r731", "r742", "r752", "r777" ] }, "etnb_PalekarMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PalekarMember", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "terseLabel": "Mr. Palekar", "label": "Palekar [Member]", "documentation": "Palekar." } } }, "auth_ref": [] }, "ecd_PayVsPerformanceDisclosureLineItems": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "PayVsPerformanceDisclosureLineItems", "lang": { "en-us": { "role": { "label": "Pay vs Performance Disclosure [Line Items]", "terseLabel": "Pay vs Performance Disclosure" } } }, "auth_ref": [ "r756" ] }, "us-gaap_PayablesAndAccrualsAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PayablesAndAccrualsAbstract", "lang": { "en-us": { "role": { "label": "Payables and Accruals [Abstract]" } } }, "auth_ref": [] }, "etnb_PaymentForPurchaseOfAvailableForSaleSecurities": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PaymentForPurchaseOfAvailableForSaleSecurities", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "negatedLabel": "Purchases of available-for-sale securities", "label": "Payment For Purchase Of Available For Sale Securities", "documentation": "Payment for purchases of available for sale securities." } } }, "auth_ref": [] }, "etnb_PaymentsForPreviouslyIncurredOfferingCostsRelatedToPublicOffering": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PaymentsForPreviouslyIncurredOfferingCostsRelatedToPublicOffering", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "documentation": "Payments for previously incurred offering costs related to public offering", "label": "Payments for Previously Incurred Offering Costs Related to Public Offering", "negatedLabel": "Payments for previously incurred offering costs related to public offering" } } }, "auth_ref": [] }, "us-gaap_PaymentsOfStockIssuanceCosts": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PaymentsOfStockIssuanceCosts", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Payments of Stock Issuance Costs", "negatedLabel": "Payments of deferred offering costs", "terseLabel": "Offering costs", "documentation": "The cash outflow for cost incurred directly with the issuance of an equity security." } } }, "auth_ref": [ "r35" ] }, "us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PaymentsRelatedToTaxWithholdingForShareBasedCompensation", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Payment, Tax Withholding, Share-Based Payment Arrangement", "negatedLabel": "Payments for taxes related to net share settlement upon vesting of restricted stock units", "documentation": "Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement." } } }, "auth_ref": [ "r170" ] }, "us-gaap_PaymentsToAcquireMarketableSecurities": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PaymentsToAcquireMarketableSecurities", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Payments to Acquire Marketable Securities", "negatedLabel": "Purchases of marketable securities", "documentation": "Amount of cash outflow for purchase of marketable security." } } }, "auth_ref": [ "r831" ] }, "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PaymentsToAcquirePropertyPlantAndEquipment", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Payments to Acquire Property, Plant, and Equipment, Total", "negatedLabel": "Purchases of property and equipment", "label": "Payments to Acquire Property, Plant, and Equipment", "documentation": "The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets." } } }, "auth_ref": [ "r93" ] }, "ecd_PeerGroupIssuersFnTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "PeerGroupIssuersFnTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Peer Group Issuers, Footnote [Text Block]", "terseLabel": "Peer Group Issuers, Footnote" } } }, "auth_ref": [ "r759" ] }, "ecd_PeerGroupTotalShareholderRtnAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "PeerGroupTotalShareholderRtnAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Peer Group Total Shareholder Return Amount", "terseLabel": "Peer Group Total Shareholder Return Amount" } } }, "auth_ref": [ "r759" ] }, "ecd_PeoActuallyPaidCompAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "PeoActuallyPaidCompAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "PEO Actually Paid Compensation Amount", "terseLabel": "PEO Actually Paid Compensation Amount" } } }, "auth_ref": [ "r758" ] }, "ecd_PeoMember": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "PeoMember", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "PEO [Member]", "terseLabel": "PEO" } } }, "auth_ref": [ "r768" ] }, "ecd_PeoName": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "PeoName", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "PEO Name", "terseLabel": "PEO Name" } } }, "auth_ref": [ "r761" ] }, "ecd_PeoTotalCompAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "PeoTotalCompAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "PEO Total Compensation Amount", "terseLabel": "PEO Total Compensation Amount" } } }, "auth_ref": [ "r757" ] }, "etnb_PercentageOfFeeOnLoan": { "xbrltype": "percentItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PercentageOfFeeOnLoan", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Percentage of fee on loan", "label": "Percentage Of Fee On Loan", "documentation": "Percentage of fee on loan." } } }, "auth_ref": [] }, "etnb_PercentageOfIncreaseInNumberOfSharesOfCapitalStockIssuedAndOutstanding": { "xbrltype": "percentItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PercentageOfIncreaseInNumberOfSharesOfCapitalStockIssuedAndOutstanding", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Percentage of increase in number of shares of capital stock issued and outstanding", "label": "Percentage Of Increase In Number Of Shares Of Capital Stock Issued And Outstanding", "documentation": "Percentage of increase in number of shares of capital stock reserved for issuance." } } }, "auth_ref": [] }, "etnb_PercentageOfProductionFacilityPaymentPayable": { "xbrltype": "percentItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PercentageOfProductionFacilityPaymentPayable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "Percentage of production facility payment payable.", "label": "Percentage of Production Facility Payment Payable", "terseLabel": "Percentage of production facility payment payable" } } }, "auth_ref": [] }, "etnb_PercentageOfProductionFacilityPaymentPayables": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PercentageOfProductionFacilityPaymentPayables", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Percentage of production facility payment payable", "label": "Percentage Of Production Facility Payment Payables", "documentation": "Percentage of production facility payment payables." } } }, "auth_ref": [] }, "etnb_PerformanceRSUsMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PerformanceRSUsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Performance RSUs", "label": "Performance R S Us [Member]", "documentation": "Performance RSUs." } } }, "auth_ref": [] }, "us-gaap_PerformanceSharesMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PerformanceSharesMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "label": "Performance Shares [Member]", "terseLabel": "Performance Shares (PSUs)", "verboseLabel": "Performance Stock Units (PSUs)", "documentation": "Share-based payment arrangement awarded for meeting performance target." } } }, "auth_ref": [] }, "etnb_PeriodForIncreaseInNumberOfSharesOfCommonStockReservedForIssuance": { "xbrltype": "durationItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PeriodForIncreaseInNumberOfSharesOfCommonStockReservedForIssuance", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Period for increase in number of shares of common stock reserved for issuance", "label": "Period For Increase In Number Of Shares Of Common Stock Reserved For Issuance", "documentation": "Period for increase in number of shares of common stock reserved for issuance." } } }, "auth_ref": [] }, "us-gaap_PlanNameAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PlanNameAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Plan Name", "label": "Plan Name [Axis]", "documentation": "Information by plan name for share-based payment arrangement." } } }, "auth_ref": [ "r851", "r852", "r853", "r854", "r855", "r856", "r857", "r858", "r859", "r860", "r861", "r862", "r863", "r864", "r865", "r866", "r867", "r868", "r869", "r870", "r871", "r872", "r873", "r874", "r875", "r876" ] }, "us-gaap_PlanNameDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PlanNameDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Plan Name", "label": "Plan Name [Domain]", "documentation": "Plan name for share-based payment arrangement." } } }, "auth_ref": [ "r851", "r852", "r853", "r854", "r855", "r856", "r857", "r858", "r859", "r860", "r861", "r862", "r863", "r864", "r865", "r866", "r867", "r868", "r869", "r870", "r871", "r872", "r873", "r874", "r875", "r876" ] }, "etnb_PreFundedWarrantsMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PreFundedWarrantsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureNetLossPerShareScheduleOfWeightedaverageSharesOutstandingUsedToCalculateBasicAndDilutedNetLossPerShareDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Pre-funded Warrants", "label": "Pre Funded Warrants [Member]", "documentation": "Pre-funded warrants." } } }, "auth_ref": [] }, "etnb_PreFundedWarrantsToPurchaseCommonStockMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PreFundedWarrantsToPurchaseCommonStockMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails" ], "lang": { "en-us": { "role": { "documentation": "Pre-funded warrants to purchase common stock member.", "label": "Pre-funded Warrants To Purchase Common Stock [Member]", "terseLabel": "Pre-funded Warrants To Purchase Common Stock" } } }, "auth_ref": [] }, "us-gaap_PrepaidExpenseAndOtherAssetsCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PrepaidExpenseAndOtherAssetsCurrent", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfPrepaidAndOtherCurrentAssetsDetails", "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Total prepaid and other current assets", "terseLabel": "Prepaid and other current assets", "label": "Prepaid Expense and Other Assets, Current", "documentation": "Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer." } } }, "auth_ref": [ "r812" ] }, "us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PrepaidExpenseAndOtherAssetsCurrentAbstract", "lang": { "en-us": { "role": { "label": "Prepaid Expense and Other Assets, Current [Abstract]" } } }, "auth_ref": [] }, "etnb_PrepaidResearchAndDevelopmentCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PrepaidResearchAndDevelopmentCurrent", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfPrepaidAndOtherCurrentAssetsDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Prepaid research and development", "label": "Prepaid Research And Development Current", "documentation": "Research and development expense prepaid current." } } }, "auth_ref": [] }, "us-gaap_PrepaidTaxes": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PrepaidTaxes", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsScheduleOfPrepaidAndOtherCurrentAssetsDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Prepaid taxes", "label": "Prepaid Taxes", "documentation": "Amount of asset related to consideration paid in advance for income and other taxes that provide economic benefits within a future period of one year or the normal operating cycle, if longer." } } }, "auth_ref": [ "r679", "r687", "r840" ] }, "etnb_PrepaymentFeePercentage": { "xbrltype": "percentItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "PrepaymentFeePercentage", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Prepayment Fee Percentage", "documentation": "Prepayment fee percentage.", "terseLabel": "Prepayment fee percentage" } } }, "auth_ref": [] }, "us-gaap_PriorPeriodReclassificationAdjustmentDescription": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PriorPeriodReclassificationAdjustmentDescription", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Reclassification", "label": "Reclassification, Comparability Adjustment [Policy Text Block]", "documentation": "Disclosure of accounting policy for reclassification affecting comparability of financial statement. Excludes amendment to accounting standards, other change in accounting principle, and correction of error." } } }, "auth_ref": [ "r807" ] }, "us-gaap_ProceedsFromIssuanceOfCommonStock": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ProceedsFromIssuanceOfCommonStock", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Proceeds from issuance of common stock under ESPP", "label": "Aggregate proceeds from sale of common stock, net of commissions", "verboseLabel": "Proceeds from issuance of common stock, net of commissions and offering expenses", "documentation": "The cash inflow from the additional capital contribution to the entity." } } }, "auth_ref": [ "r4" ] }, "etnb_ProceedsFromIssuancePublicOffering": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ProceedsFromIssuancePublicOffering", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Proceeds From Issuance Public Offering", "documentation": "Proceeds from issuance public offering.", "terseLabel": "Proceeds from issuance of common stock in public offerings, net of issuance costs" } } }, "auth_ref": [] }, "etnb_ProceedsFromIssuancePublicOfferingAtTheMarketOffering": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ProceedsFromIssuancePublicOfferingAtTheMarketOffering", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Proceeds From Issuance Public Offering At The Market Offering", "documentation": "Proceeds from issuance public offering at the market offering.", "terseLabel": "Proceeds from issuance of common stock in at-the-market public offerings, net of issuance costs" } } }, "auth_ref": [] }, "us-gaap_ProceedsFromLinesOfCredit": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ProceedsFromLinesOfCredit", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Proceeds from Lines of Credit, Total", "terseLabel": "Line of credit facility fully drawn amount", "label": "Proceeds from Lines of Credit", "documentation": "Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements." } } }, "auth_ref": [ "r34", "r821" ] }, "us-gaap_ProceedsFromLongTermLinesOfCredit": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ProceedsFromLongTermLinesOfCredit", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Proceeds from term loan facility, net of issuance costs", "label": "Proceeds from Long-Term Lines of Credit", "documentation": "The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer." } } }, "auth_ref": [ "r34" ] }, "us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Proceeds from Sale and Maturity of Debt Securities, Available-for-Sale, Total", "label": "Proceeds from Sale and Maturity of Debt Securities, Available-for-Sale", "terseLabel": "Proceeds from sales and maturities of marketable securities", "documentation": "Amount of cash inflow from sale, maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale)." } } }, "auth_ref": [ "r168", "r169", "r831" ] }, "us-gaap_ProceedsFromStockOptionsExercised": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ProceedsFromStockOptionsExercised", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Proceeds from issuance of common stock upon exercise of stock options", "label": "Proceeds from Stock Options Exercised", "documentation": "Amount of cash inflow from exercise of option under share-based payment arrangement." } } }, "auth_ref": [ "r4", "r15" ] }, "us-gaap_ProceedsFromStockPlans": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ProceedsFromStockPlans", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Proceeds from issuance of common stock under employee stock purchase plan", "label": "Proceeds from Stock Plans", "documentation": "The cash inflow associated with the amount received from the stock plan during the period." } } }, "auth_ref": [ "r4" ] }, "us-gaap_ProceedsFromWarrantExercises": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ProceedsFromWarrantExercises", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "verboseLabel": "Aggregate proceeds from exercise of warrants", "label": "Proceeds from Warrant Exercises", "terseLabel": "Proceeds from issuance of common stock upon exercise of common stock warrants", "documentation": "The cash inflow associated with the amount received from holders exercising their stock warrants." } } }, "auth_ref": [ "r816" ] }, "etnb_ProductionFacilityPayableOfValueAddedTax": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ProductionFacilityPayableOfValueAddedTax", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Payment of value-added tax", "label": "Production facility Payable of Value added tax", "documentation": "Production facility Payable of Value added tax." } } }, "auth_ref": [] }, "etnb_ProductionFacilityPaymentPayables": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ProductionFacilityPaymentPayables", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Aggregate payment of production facility", "label": "Production Facility Payment Payables", "documentation": "Production facility payment payables." } } }, "auth_ref": [] }, "us-gaap_ProfitLoss": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ProfitLoss", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total", "terseLabel": "Net loss", "label": "Net Income (Loss), Including Portion Attributable to Noncontrolling Interest", "documentation": "The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest." } } }, "auth_ref": [ "r139", "r155", "r158", "r172", "r179", "r185", "r195", "r196", "r214", "r217", "r219", "r221", "r256", "r292", "r293", "r294", "r295", "r296", "r297", "r298", "r299", "r300", "r411", "r414", "r415", "r442", "r454", "r533", "r545", "r577", "r618", "r635", "r636", "r684", "r703", "r704", "r716", "r815", "r845" ] }, "us-gaap_PropertyPlantAndEquipmentNet": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "PropertyPlantAndEquipmentNet", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Property, Plant and Equipment, Net, Total", "terseLabel": "Property and equipment, net", "label": "Property, Plant and Equipment, Net", "documentation": "Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures." } } }, "auth_ref": [ "r7", "r535", "r543", "r705" ] }, "ecd_PvpTable": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "PvpTable", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Pay vs Performance Disclosure [Table]", "terseLabel": "Pay vs Performance Disclosure" } } }, "auth_ref": [ "r756" ] }, "ecd_PvpTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "PvpTableTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Pay vs Performance [Table Text Block]", "terseLabel": "Pay vs Performance Disclosure, Table" } } }, "auth_ref": [ "r756" ] }, "srt_RangeAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "RangeAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Statistical Measurement", "label": "Statistical Measurement [Axis]" } } }, "auth_ref": [ "r287", "r288", "r289", "r290", "r339", "r346", "r375", "r376", "r377", "r500", "r524", "r554", "r588", "r589", "r643", "r647", "r649", "r650", "r655", "r674", "r675", "r685", "r693", "r700", "r706", "r709", "r841", "r847", "r893", "r894", "r895", "r896", "r897" ] }, "srt_RangeMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "RangeMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Statistical Measurement", "label": "Statistical Measurement [Domain]" } } }, "auth_ref": [ "r287", "r288", "r289", "r290", "r339", "r346", "r375", "r376", "r377", "r500", "r524", "r554", "r588", "r589", "r643", "r647", "r649", "r650", "r655", "r674", "r675", "r685", "r693", "r700", "r706", "r709", "r841", "r847", "r893", "r894", "r895", "r896", "r897" ] }, "us-gaap_RealizedInvestmentGainsLosses": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RealizedInvestmentGainsLosses", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Realized Investment Gains (Losses), Total", "terseLabel": "Realized gains or losses on investments", "label": "Realized Investment Gains (Losses)", "documentation": "Amount of realized gain (loss) on investment." } } }, "auth_ref": [ "r551" ] }, "ecd_RecoveryOfErrCompDisclosureLineItems": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "RecoveryOfErrCompDisclosureLineItems", "lang": { "en-us": { "role": { "label": "Recovery of Erroneously Awarded Compensation Disclosure [Line Items]", "terseLabel": "Recovery of Erroneously Awarded Compensation Disclosure" } } }, "auth_ref": [ "r723", "r734", "r744", "r769" ] }, "etnb_RemeasurementOfLeaseLiabilityAndRightOfUseAssetInConnectionWithLeaseModification": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "RemeasurementOfLeaseLiabilityAndRightOfUseAssetInConnectionWithLeaseModification", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "documentation": "Remeasurement of lease liability and right of use asset in connection with lease modification.", "label": "Remeasurement Of Lease Liability And Right Of Use Asset In Connection With Lease Modification", "terseLabel": "Remeasurement of lease liability and right of use asset in connection with lease modification" } } }, "auth_ref": [] }, "us-gaap_RepaymentsOfLinesOfCredit": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RepaymentsOfLinesOfCredit", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Repaid line of credit", "label": "Repayments of Lines of Credit", "documentation": "Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements." } } }, "auth_ref": [ "r36", "r821" ] }, "us-gaap_RepaymentsOfOtherLongTermDebt": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RepaymentsOfOtherLongTermDebt", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Repayments of Other Long-Term Debt", "negatedLabel": "Repayment of term loan", "documentation": "Amount of cash outflow for the payment of debt classified as other, maturing after one year or the operating cycle, if longer." } } }, "auth_ref": [ "r36" ] }, "us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersByTypeAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ResearchAndDevelopmentArrangementContractToPerformForOthersByTypeAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Research and Development Arrangement, Contract to Perform for Others, Type", "label": "Research and Development Arrangement, Contract to Perform for Others, Type [Axis]", "documentation": "Information by form of arrangement related to research and development." } } }, "auth_ref": [ "r389", "r878" ] }, "us-gaap_ResearchAndDevelopmentArrangementContractToPerformForOthersTypeDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ResearchAndDevelopmentArrangementContractToPerformForOthersTypeDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Research and Development Arrangement, Contract to Perform for Others, Type", "label": "Research and Development Arrangement, Contract to Perform for Others, Type [Domain]", "documentation": "Listing of significant agreements under research and development arrangements accounted for as a contract to perform research and development for others." } } }, "auth_ref": [ "r389", "r878" ] }, "us-gaap_ResearchAndDevelopmentExpense": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ResearchAndDevelopmentExpense", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Research and Development Expense, Total", "terseLabel": "Research and development", "label": "Research and Development Expense", "documentation": "The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use." } } }, "auth_ref": [ "r75", "r388", "r898" ] }, "us-gaap_ResearchAndDevelopmentExpenseMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ResearchAndDevelopmentExpenseMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureStockbasedCompensationSummaryOfStockbasedCompensationExpenseDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Research and Development", "terseLabel": "Research and Development Expenses", "label": "Research and Development Expense [Member]", "documentation": "Primary financial statement caption in which the reported facts about research and development expense have been included." } } }, "auth_ref": [] }, "ecd_RestatementDateAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "RestatementDateAxis", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Restatement Determination Date [Axis]", "terseLabel": "Restatement Determination Date:" } } }, "auth_ref": [ "r724", "r735", "r745", "r770" ] }, "ecd_RestatementDeterminationDate": { "xbrltype": "dateItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "RestatementDeterminationDate", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Restatement Determination Date", "terseLabel": "Restatement Determination Date" } } }, "auth_ref": [ "r725", "r736", "r746", "r771" ] }, "ecd_RestatementDoesNotRequireRecoveryTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "RestatementDoesNotRequireRecoveryTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Restatement Does Not Require Recovery [Text Block]", "terseLabel": "Restatement does not require Recovery" } } }, "auth_ref": [ "r732", "r743", "r753", "r778" ] }, "us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "label": "Restricted Cash and Cash Equivalents [Axis]", "documentation": "Information by category of cash or cash equivalent items which are restricted as to withdrawal or usage." } } }, "auth_ref": [ "r18" ] }, "us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "label": "Cash and Cash Equivalents [Domain]", "documentation": "Type of cash and cash equivalent. Cash is currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates." } } }, "auth_ref": [ "r142" ] }, "us-gaap_RestrictedCashCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RestrictedCashCurrent", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Restricted cash", "label": "Restricted Cash, Current", "documentation": "Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits." } } }, "auth_ref": [ "r809", "r819" ] }, "us-gaap_RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RestrictedStockSharesIssuedNetOfSharesForTaxWithholdings", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "label": "Restricted Stock, Shares Issued Net of Shares for Tax Withholdings", "terseLabel": "Issuance of common stock upon vesting of restricted stock units, net of tax withholding for net share settlement, shares", "documentation": "Number, after shares used to satisfy grantee's tax withholding obligation for award under share-based payment arrangement, of restricted shares issued. Excludes cash used to satisfy grantee's tax withholding obligation." } } }, "auth_ref": [] }, "etnb_RestrictedStockUnitsAndPerformanceSharesMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "RestrictedStockUnitsAndPerformanceSharesMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Restricted Stock Units (RSUs\") and Performance Stock Units (PSUs)", "label": "Restricted Stock Units and Performance Shares [Member]", "documentation": "Restricted stock units and performance shares." } } }, "auth_ref": [] }, "etnb_RestrictedStockUnitsAndPerformanceSharesUnitsOutstandingMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "RestrictedStockUnitsAndPerformanceSharesUnitsOutstandingMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareScheduleOfOutstandingPotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossDetails" ], "lang": { "en-us": { "role": { "documentation": "Restricted stock units and performance shares units outstanding.", "label": "Restricted Stock Units And Performance Shares Units Outstanding[Member]", "terseLabel": "RSUs and PSUs Outstanding" } } }, "auth_ref": [] }, "us-gaap_RestrictedStockUnitsRSUMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RestrictedStockUnitsRSUMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Restricted Stock Units (RSUs\")", "label": "Restricted Stock Units (RSUs) [Member]", "documentation": "Share instrument which is convertible to stock or an equivalent amount of cash, after a specified period of time or when specified performance conditions are met." } } }, "auth_ref": [] }, "us-gaap_RestrictedStockValueSharesIssuedNetOfTaxWithholdings": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RestrictedStockValueSharesIssuedNetOfTaxWithholdings", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "label": "Restricted Stock, Value, Shares Issued Net of Tax Withholdings", "terseLabel": "Issuance of common stock upon vesting of restricted stock units, net of tax withholding for net share settlement", "documentation": "Value, after value of shares used to satisfy grantee's tax withholding obligation for award under share-based payment arrangement, of restricted shares issued. Excludes cash used to satisfy grantee's tax withholding obligation." } } }, "auth_ref": [] }, "us-gaap_RetainedEarningsAccumulatedDeficit": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RetainedEarningsAccumulatedDeficit", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureOrganizationAndLiquidityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Retained Earnings (Accumulated Deficit), Total", "terseLabel": "Accumulated deficit", "label": "Retained Earnings (Accumulated Deficit)", "documentation": "Amount of accumulated undistributed earnings (deficit)." } } }, "auth_ref": [ "r81", "r106", "r541", "r561", "r566", "r576", "r599", "r705" ] }, "us-gaap_RetainedEarningsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "RetainedEarningsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Accumulated Deficit", "label": "Retained Earnings [Member]", "documentation": "Accumulated undistributed earnings (deficit)." } } }, "auth_ref": [ "r136", "r181", "r182", "r183", "r186", "r194", "r196", "r262", "r269", "r384", "r385", "r386", "r402", "r403", "r422", "r425", "r426", "r429", "r440", "r557", "r559", "r578", "r906" ] }, "etnb_RiskAndUncertaintiesPolicyPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "RiskAndUncertaintiesPolicyPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Risk and Uncertainties", "label": "Risk And Uncertainties Policy Policy [Text Block]", "documentation": "Risk and uncertainties policy." } } }, "auth_ref": [] }, "etnb_RsusAndPsusOutstandingMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "RsusAndPsusOutstandingMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails" ], "lang": { "en-us": { "role": { "documentation": "RSUs and PSUs outstanding member.", "label": "RSUs and PSUs outstanding [Member]", "terseLabel": "RSUs and PSUs outstanding", "verboseLabel": "Rsus And Psus Outstanding" } } }, "auth_ref": [] }, "ecd_Rule10b51ArrAdoptedFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "Rule10b51ArrAdoptedFlag", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Rule 10b5-1 Arrangement Adopted [Flag]", "terseLabel": "Rule 10b5-1 Arrangement Adopted" } } }, "auth_ref": [ "r787" ] }, "ecd_Rule10b51ArrTrmntdFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "Rule10b51ArrTrmntdFlag", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Rule 10b5-1 Arrangement Terminated [Flag]", "terseLabel": "Rule 10b5-1 Arrangement Terminated" } } }, "auth_ref": [ "r787" ] }, "etnb_SVBLeerinkLLCAndCantorFitzgeraldCoMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "SVBLeerinkLLCAndCantorFitzgeraldCoMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "SVB Leerink LLC", "label": "S V B Leerink L L C And Cantor Fitzgerald Co [Member]", "documentation": "Svb leerink llc and cantor fitzgerald & co." } } }, "auth_ref": [] }, "us-gaap_SaleOfStockConsiderationReceivedPerTransaction": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SaleOfStockConsiderationReceivedPerTransaction", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Sales under the agreement", "label": "Sale of Stock, Consideration Received Per Transaction", "terseLabel": "Maximum value of common stock to be issued under agreement", "documentation": "Amount of consideration received by subsidiary or equity investee in exchange for shares of stock issued or sold. Includes amount of cash received, fair value of noncash assets received, and fair value of liabilities assumed by the investor." } } }, "auth_ref": [] }, "us-gaap_SaleOfStockDescriptionOfTransaction": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SaleOfStockDescriptionOfTransaction", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Public offering description", "label": "Sale of Stock, Description of Transaction", "documentation": "Description of stock transaction which may include details of the offering (IPO, private placement), a description of the stock sold, percentage of subsidiary's or equity investee's stock sold, a description of the investors and whether the stock was issued in a business combination." } } }, "auth_ref": [ "r10", "r66", "r109" ] }, "us-gaap_SaleOfStockNameOfTransactionDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SaleOfStockNameOfTransactionDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Sale of Stock", "label": "Sale of Stock [Domain]", "documentation": "Sale of the entity's stock, including, but not limited to, initial public offering (IPO) and private placement." } } }, "auth_ref": [] }, "us-gaap_SaleOfStockPricePerShare": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SaleOfStockPricePerShare", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Offering price per share", "label": "Sale of Stock, Price Per Share", "documentation": "Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction." } } }, "auth_ref": [] }, "etnb_SanFranciscoOfficeMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "SanFranciscoOfficeMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "San Francisco Office", "label": "San Francisco Office [Member]", "documentation": "San Francisco office." } } }, "auth_ref": [] }, "srt_ScenarioForecastMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "ScenarioForecastMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Forecast [Member]", "terseLabel": "Forecast" } } }, "auth_ref": [ "r347", "r827" ] }, "srt_ScenarioUnspecifiedDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "ScenarioUnspecifiedDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Scenario [Domain]" } } }, "auth_ref": [ "r198", "r347", "r796", "r827" ] }, "us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfAccruedLiabilitiesTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsTables" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule of Accrued Expenses", "label": "Schedule of Accrued Liabilities [Table Text Block]", "documentation": "Tabular disclosure of the components of accrued liabilities." } } }, "auth_ref": [] }, "us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureNetLossPerShareScheduleOfWeightedaverageSharesOutstandingUsedToCalculateBasicAndDilutedNetLossPerShareDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareScheduleOfOutstandingPotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table]", "label": "Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]", "documentation": "Schedule for securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by Antidilutive Securities." } } }, "auth_ref": [ "r42" ] }, "us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareTables" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule of Outstanding Potentially Dilutive Securities Excluded From Calculation of Diluted Net Loss", "label": "Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]", "documentation": "Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities." } } }, "auth_ref": [ "r42" ] }, "etnb_ScheduleOfCommonStockReservedForIssuanceTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ScheduleOfCommonStockReservedForIssuanceTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityTables" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule of Shares of Common Stock Available for Future Issuance", "label": "Schedule Of Common Stock Reserved For Issuance Table [Text Block]", "documentation": "Schedule of common stock reserved for issuance." } } }, "auth_ref": [] }, "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareTables" ], "lang": { "en-us": { "role": { "label": "Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]", "terseLabel": "Schedule of Weighted-average Shares Outstanding Used to Calculate Basic and Diluted Net Loss Per Share", "documentation": "Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations." } } }, "auth_ref": [ "r828" ] }, "us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureStockbasedCompensationSummaryOfStockbasedCompensationExpenseDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table]", "label": "Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table]", "documentation": "Disclosure of information about amount recognized for award under share-based payment arrangement. Includes, but is not limited to, amount expensed in statement of income or comprehensive income, amount capitalized in statement of financial position, and corresponding reporting line item in financial statements." } } }, "auth_ref": [ "r60" ] }, "us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationTables" ], "lang": { "en-us": { "role": { "label": "Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]", "terseLabel": "Summary of Stock-Based Compensation Expense", "documentation": "Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement." } } }, "auth_ref": [ "r60" ] }, "us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsTables" ], "lang": { "en-us": { "role": { "terseLabel": "Summary of Financial Assets Measured at Fair Value on Recurring Basis", "label": "Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]", "documentation": "Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3)." } } }, "auth_ref": [ "r445", "r446" ] }, "us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesTables" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule of Undiscounted Future Minimum Lease Payments Due Under Non-cancellable Operating Lease", "label": "Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]", "documentation": "Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date." } } }, "auth_ref": [ "r120" ] }, "us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfMaturitiesOfLongTermDebtTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityTables" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule of Repayment of Principal Amount", "label": "Schedule of Maturities of Long-Term Debt [Table Text Block]", "documentation": "Tabular disclosure of maturity and sinking fund requirement for long-term debt." } } }, "auth_ref": [ "r8" ] }, "etnb_ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponentsTables" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule of Prepaid and Other Current Assets", "label": "Schedule Of Prepaid And Other Current Assets Table [Text Block]", "documentation": "Schedule of prepaid and other current assets." } } }, "auth_ref": [] }, "us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]", "label": "Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]", "documentation": "Disclosure of information about share-based payment arrangement." } } }, "auth_ref": [ "r349", "r351", "r353", "r354", "r355", "r356", "r357", "r358", "r359", "r360", "r361", "r362", "r363", "r364", "r365", "r366", "r367", "r368", "r369", "r370", "r371", "r372", "r373", "r374", "r375", "r376", "r377", "r378" ] }, "us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationTables" ], "lang": { "en-us": { "role": { "terseLabel": "Summary of Restricted Stock Unit Activity", "label": "Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]", "documentation": "Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year." } } }, "auth_ref": [ "r59" ] }, "us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationTables" ], "lang": { "en-us": { "role": { "terseLabel": "Summary of Stock Option Activity", "label": "Share-Based Payment Arrangement, Option, Activity [Table Text Block]", "documentation": "Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value." } } }, "auth_ref": [ "r13", "r14", "r59" ] }, "us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationTables" ], "lang": { "en-us": { "role": { "terseLabel": "Summary of Estimated Fair Value of Stock Option Awards Granted Using Black-Scholes Option-Pricing Model", "label": "Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]", "documentation": "Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions." } } }, "auth_ref": [ "r108" ] }, "us-gaap_ScheduleOfStockByClassTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfStockByClassTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule Of Stock By Class [Table]", "label": "Schedule of Stock by Class [Table]", "documentation": "Schedule detailing information related to equity by class of stock. Class of stock includes common, convertible, and preferred stocks which are not redeemable or redeemable solely at the option of the issuer. It also includes preferred stock with redemption features that are solely within the control of the issuer and mandatorily redeemable stock if redemption is required to occur only upon liquidation or termination of the reporting entity." } } }, "auth_ref": [ "r50", "r51", "r52", "r53", "r54", "r55", "r56", "r104", "r105", "r106", "r147", "r148", "r149", "r213", "r322", "r323", "r324", "r326", "r329", "r334", "r336", "r572", "r573", "r574", "r575", "r693", "r795", "r820" ] }, "us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityTables" ], "lang": { "en-us": { "role": { "terseLabel": "Schedule of Outstanding Warrants to Purchase Shares of Common Stock", "label": "Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]", "documentation": "Tabular disclosure of warrants or rights issued. Warrants and rights outstanding are derivative securities that give the holder the right to purchase securities (usually equity) from the issuer at a specific price within a certain time frame. Warrants are often included in a new debt issue to entice investors by a higher return potential. The main difference between warrants and call options is that warrants are issued and guaranteed by the company, whereas options are exchange instruments and are not issued by the company. Also, the lifetime of a warrant is often measured in years, while the lifetime of a typical option is measured in months. Disclose the title of issue of securities called for by warrants and rights outstanding, the aggregate amount of securities called for by warrants and rights outstanding, the date from which the warrants or rights are exercisable, and the price at which the warrant or right is exercisable." } } }, "auth_ref": [ "r57" ] }, "dei_Security12bTitle": { "xbrltype": "securityTitleItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "Security12bTitle", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Title of 12(b) Security", "label": "Title of 12(b) Security", "documentation": "Title of a 12(b) registered security." } } }, "auth_ref": [ "r718" ] }, "dei_SecurityExchangeName": { "xbrltype": "edgarExchangeCodeItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "SecurityExchangeName", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Security Exchange Name", "label": "Security Exchange Name", "documentation": "Name of the Exchange on which a security is registered." } } }, "auth_ref": [ "r720" ] }, "srt_SegmentGeographicalDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "SegmentGeographicalDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Geographical", "label": "Geographical [Domain]" } } }, "auth_ref": [ "r222", "r223", "r581", "r584", "r586", "r644", "r648", "r652", "r656", "r665", "r666", "r667", "r668", "r669", "r670", "r671", "r672", "r673", "r676", "r694", "r709", "r849", "r901" ] }, "etnb_SellingCommissionPerSharesSoldPercentage": { "xbrltype": "percentItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "SellingCommissionPerSharesSoldPercentage", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Selling commission per shares sold percentage", "label": "Selling Commission Per Shares Sold Percentage", "documentation": "Selling commission per shares sold percentage." } } }, "auth_ref": [] }, "etnb_ServiceBasedRSUsMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ServiceBasedRSUsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Service-based RSUs", "label": "Service Based R S Us [Member]", "documentation": "Service-based RSUs member." } } }, "auth_ref": [] }, "us-gaap_ShareBasedCompensation": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensation", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Share-Based Payment Arrangement, Noncash Expense, Total", "terseLabel": "Stock-based compensation", "label": "Share-Based Payment Arrangement, Noncash Expense", "documentation": "Amount of noncash expense for share-based payment arrangement." } } }, "auth_ref": [ "r5" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1": { "xbrltype": "durationItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Service period", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Award Requisite Service Period", "documentation": "Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days." } } }, "auth_ref": [ "r701" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1": { "xbrltype": "durationItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Vesting period", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period", "documentation": "Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition." } } }, "auth_ref": [ "r701" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "negatedLabel": "Forfeited", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period", "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period." } } }, "auth_ref": [ "r369" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Weighted Average Grant Date Fair Value Outstanding, Forfeited", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value", "documentation": "Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event." } } }, "auth_ref": [ "r369" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Granted", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period", "documentation": "The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan)." } } }, "auth_ref": [ "r367" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Weighted Average Grant Date Fair Value Outstanding, Granted", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value", "documentation": "The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan)." } } }, "auth_ref": [ "r367" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "periodStartLabel": "Outstanding, Beginning Balance", "periodEndLabel": "Outstanding, Ending Balance", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number", "documentation": "The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date." } } }, "auth_ref": [ "r364", "r365" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Number of RSUs", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]", "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period." } } }, "auth_ref": [] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "periodStartLabel": "Weighted Average Grant Date Fair Value Outstanding, Beginning Balance", "periodEndLabel": "Weighted Average Grant Date Fair Value Outstanding, Ending Balance", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value", "documentation": "Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options." } } }, "auth_ref": [ "r364", "r365" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Weighted Average Grant Date Fair Value", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]" } } }, "auth_ref": [] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "negatedLabel": "Vested", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period", "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period." } } }, "auth_ref": [ "r368" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Weighted Average Grant Date Fair Value Outstanding, Vested", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value", "documentation": "The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement." } } }, "auth_ref": [ "r368" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Expected dividend", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate", "documentation": "The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term." } } }, "auth_ref": [ "r376" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Expected volatility, maximum", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum", "documentation": "The estimated measure of the maximum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period." } } }, "auth_ref": [] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Expected volatility, minimum", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum", "documentation": "The estimated measure of the minimum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period." } } }, "auth_ref": [] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Risk-free interest rate, maximum", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum", "documentation": "The maximum risk-free interest rate assumption that is used in valuing an option on its own shares." } } }, "auth_ref": [] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Risk-free interest rate, minimum", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum", "documentation": "The minimum risk-free interest rate assumption that is used in valuing an option on its own shares." } } }, "auth_ref": [] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Share Based Compensation Arrangement By Share Based Payment Award [Line Items]", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [ "r349", "r351", "r353", "r354", "r355", "r356", "r357", "r358", "r359", "r360", "r361", "r362", "r363", "r364", "r365", "r366", "r367", "r368", "r369", "r370", "r371", "r372", "r373", "r374", "r375", "r376", "r377", "r378" ] }, "etnb_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract": { "xbrltype": "stringItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Aggregate Intrinsic Value", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Aggregate Intrinsic Value [Abstract]", "documentation": "Share based compensation arrangement by share based payment award options aggregate intrinsic value." } } }, "auth_ref": [] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "periodEndLabel": "Exercisable as of June 30, 2024", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number", "documentation": "The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan." } } }, "auth_ref": [ "r358" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "periodEndLabel": "Weighted Average Exercise Price, Exercisable as of June 30, 2024", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price", "documentation": "The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan." } } }, "auth_ref": [ "r358" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "negatedLabel": "Forfeited", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period", "documentation": "The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan." } } }, "auth_ref": [ "r362" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Granted", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross", "documentation": "Gross number of share options (or share units) granted during the period." } } }, "auth_ref": [ "r360" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Aggregate Intrinsic Value", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value", "documentation": "Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding." } } }, "auth_ref": [ "r58" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "periodStartLabel": "Outstanding, Beginning Balance", "periodEndLabel": "Outstanding, Ending Balance", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number", "documentation": "Number of options outstanding, including both vested and non-vested options." } } }, "auth_ref": [ "r356", "r357" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Number of Options", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward]", "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period." } } }, "auth_ref": [] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "periodStartLabel": "Weighted Average Exercise Price Outstanding, Beginning Balance", "periodEndLabel": "Weighted Average Exercise Price Outstanding, Ending Balance", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price", "documentation": "Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan." } } }, "auth_ref": [ "r356", "r357" ] }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Weighted Average Exercise Price", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]" } } }, "auth_ref": [] }, "etnb_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract": { "xbrltype": "stringItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Weighted Average Remaining Contractual Term (In years)", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Weighted Average Remaining Contractual Term [Abstract]", "documentation": "Share based compensation arrangement by share based payment award options weighted average remaining contractual term." } } }, "auth_ref": [] }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfRestrictedStockUnitActivityDetails", "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "All Award Types", "terseLabel": "All Award Types", "documentation": "Award under share-based payment arrangement." } } }, "auth_ref": [ "r353", "r354", "r355", "r356", "r357", "r358", "r359", "r360", "r361", "r362", "r363", "r364", "r365", "r366", "r367", "r368", "r369", "r370", "r371", "r372", "r373", "r374", "r375", "r376", "r377", "r378" ] }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Weighted Average Exercise Price, Exercised", "label": "Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price", "documentation": "Weighted average price at which option holders acquired shares when converting their stock options into shares." } } }, "auth_ref": [ "r361" ] }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Weighted Average Exercise Price, Forfeited", "label": "Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price", "documentation": "Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated." } } }, "auth_ref": [ "r362" ] }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice": { "xbrltype": "perShareItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Weighted Average Exercise Price, Granted", "label": "Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price", "documentation": "Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options." } } }, "auth_ref": [ "r360" ] }, "us-gaap_ShareBasedPaymentArrangementEmployeeMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShareBasedPaymentArrangementEmployeeMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Employee", "label": "Share-Based Payment Arrangement, Employee [Member]", "documentation": "Recipient, of award granted under share-based payment arrangement, over whom grantor exercises or has right to exercise sufficient control to establish employer-employee relationship based on law of pertinent jurisdiction. Includes, but is not limited to, nonemployee director treated as employee when acting as member of board of directors, if elected by grantor's shareholders or appointed to board position to be filled by shareholder election when existing term expires." } } }, "auth_ref": [ "r351", "r353", "r354", "r355", "r356", "r357", "r358", "r359", "r360", "r361", "r362", "r363", "r364", "r365", "r366", "r367", "r368", "r369", "r370", "r371", "r372", "r373", "r374", "r375", "r376", "r377", "r378" ] }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1": { "xbrltype": "durationItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionAwardsGrantedUsingBlackScholesOptionPricingModelDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Expected term (years)", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term", "documentation": "Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days." } } }, "auth_ref": [ "r374" ] }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Aggregate Intrinsic Value, Exercisable as of June 30, 2024", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value", "documentation": "Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable." } } }, "auth_ref": [ "r58" ] }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1": { "xbrltype": "durationItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Weighted Average Remaining Contractual Term (In years), Exercisable as of June 30, 2024", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term", "documentation": "Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days." } } }, "auth_ref": [ "r58" ] }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2": { "xbrltype": "durationItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Weighted Average Remaining Contractual Term (In years), Outstanding", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term", "documentation": "Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days." } } }, "auth_ref": [ "r107" ] }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Percent of purchase shares of common stock", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Purchase Price of Common Stock, Percent", "documentation": "Purchase price of common stock expressed as a percentage of its fair value." } } }, "auth_ref": [] }, "us-gaap_SharesOutstanding": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SharesOutstanding", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "periodStartLabel": "Beginning balance, shares", "periodEndLabel": "Ending balance, shares", "label": "Shares, Outstanding", "documentation": "Number of shares issued which are neither cancelled nor held in the treasury." } } }, "auth_ref": [] }, "etnb_ShortTermAvailableForSaleSecuritiesCurrent": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ShortTermAvailableForSaleSecuritiesCurrent", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Short-term available-for-sale securities", "label": "Short Term Available For Sale Securities Current", "documentation": "Short term available for sale securities current." } } }, "auth_ref": [] }, "us-gaap_ShortTermInvestmentsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ShortTermInvestmentsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "label": "Short-Term Investments [Member]", "terseLabel": "Marketable securities", "documentation": "Investments which are not otherwise included in another category or item that the entity has the intent to sell or dispose of within one year from the date of the balance sheet." } } }, "auth_ref": [ "r658", "r659", "r660", "r677" ] }, "etnb_ShortTermMarketableSecuritiesMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "ShortTermMarketableSecuritiesMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "documentation": "Short term marketable securities.", "label": "Short Term Marketable Securities [Member]", "terseLabel": "Short-term marketable securities" } } }, "auth_ref": [] }, "us-gaap_SignificantAccountingPoliciesTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SignificantAccountingPoliciesTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Summary of Significant Accounting Policies", "label": "Significant Accounting Policies [Text Block]", "documentation": "The entire disclosure for all significant accounting policies of the reporting entity." } } }, "auth_ref": [ "r97", "r177" ] }, "us-gaap_StatementEquityComponentsAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StatementEquityComponentsAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureNetLossPerShareScheduleOfWeightedaverageSharesOutstandingUsedToCalculateBasicAndDilutedNetLossPerShareDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Accumulated Other Comprehensive Income (Loss)", "label": "Equity Components [Axis]", "verboseLabel": "Equity Components", "documentation": "Information by component of equity." } } }, "auth_ref": [ "r11", "r30", "r136", "r161", "r162", "r163", "r181", "r182", "r183", "r186", "r194", "r196", "r212", "r262", "r269", "r338", "r384", "r385", "r386", "r402", "r403", "r422", "r424", "r425", "r426", "r427", "r429", "r440", "r463", "r465", "r466", "r467", "r468", "r469", "r490", "r557", "r558", "r559", "r578", "r637" ] }, "srt_StatementGeographicalAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "StatementGeographicalAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Geographical", "label": "Geographical [Axis]" } } }, "auth_ref": [ "r222", "r223", "r581", "r584", "r586", "r644", "r648", "r652", "r656", "r663", "r665", "r666", "r667", "r668", "r669", "r670", "r671", "r672", "r673", "r676", "r694", "r709", "r849", "r901" ] }, "us-gaap_StatementLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StatementLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Statement [Line Items]", "label": "Statement [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [ "r181", "r182", "r183", "r212", "r525", "r567", "r579", "r590", "r591", "r592", "r593", "r594", "r595", "r598", "r601", "r602", "r603", "r604", "r605", "r606", "r607", "r608", "r609", "r611", "r612", "r613", "r614", "r615", "r617", "r619", "r620", "r623", "r624", "r625", "r626", "r627", "r628", "r629", "r630", "r631", "r632", "r633", "r634", "r637", "r710" ] }, "us-gaap_StatementOfCashFlowsAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StatementOfCashFlowsAbstract", "lang": { "en-us": { "role": { "label": "Statement of Cash Flows [Abstract]" } } }, "auth_ref": [] }, "us-gaap_StatementOfFinancialPositionAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StatementOfFinancialPositionAbstract", "lang": { "en-us": { "role": { "label": "Statement of Financial Position [Abstract]" } } }, "auth_ref": [] }, "us-gaap_StatementOfStockholdersEquityAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StatementOfStockholdersEquityAbstract", "lang": { "en-us": { "role": { "label": "Statement of Stockholders' Equity [Abstract]" } } }, "auth_ref": [] }, "srt_StatementScenarioAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "StatementScenarioAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Scenario [Axis]" } } }, "auth_ref": [ "r198", "r347", "r796", "r797", "r827" ] }, "us-gaap_StatementTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StatementTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Statement [Table]", "label": "Statement [Table]", "documentation": "Schedule reflecting a Statement of Income, Statement of Cash Flows, Statement of Financial Position, Statement of Shareholders' Equity and Other Comprehensive Income, or other statement as needed." } } }, "auth_ref": [ "r181", "r182", "r183", "r212", "r525", "r567", "r579", "r590", "r591", "r592", "r593", "r594", "r595", "r598", "r601", "r602", "r603", "r604", "r605", "r606", "r607", "r608", "r609", "r611", "r612", "r613", "r614", "r615", "r617", "r619", "r620", "r623", "r624", "r625", "r626", "r627", "r628", "r629", "r630", "r631", "r632", "r633", "r634", "r637", "r710" ] }, "ecd_StkPrcOrTsrEstimationMethodTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "StkPrcOrTsrEstimationMethodTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" ], "lang": { "en-us": { "role": { "label": "Stock Price or TSR Estimation Method [Text Block]", "terseLabel": "Stock Price or TSR Estimation Method" } } }, "auth_ref": [ "r727", "r738", "r748", "r773" ] }, "us-gaap_StockAppreciationRightsSARSMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockAppreciationRightsSARSMember", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Stock Appreciation Rights (SARs) [Member]", "terseLabel": "Stock Appreciation Rights (SARs)", "documentation": "Right to receive cash or shares equal to appreciation of predetermined number of grantor's shares during predetermined time period." } } }, "auth_ref": [] }, "us-gaap_StockIssued1": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockIssued1", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "label": "Stock Issued", "terseLabel": "Issuance of common stock warrants in connection with term loan", "documentation": "The fair value of stock issued in noncash financing activities." } } }, "auth_ref": [ "r39", "r40", "r41" ] }, "etnb_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants": { "xbrltype": "sharesItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Issuance of common stock upon cashless exercise of pre-funded warrants, shares", "label": "Stock Issued During Period Shares Cashless Exercise Of Warrants", "documentation": "Stock Issued During Period Shares Cashless Exercise Of Warrants." } } }, "auth_ref": [] }, "us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Issuance of common stock under employee stock purchase plan, Shares", "label": "Stock Issued During Period, Shares, Employee Stock Purchase Plans", "documentation": "Number of shares issued during the period as a result of an employee stock purchase plan." } } }, "auth_ref": [ "r11", "r78", "r79", "r106" ] }, "us-gaap_StockIssuedDuringPeriodSharesNewIssues": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockIssuedDuringPeriodSharesNewIssues", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "verboseLabel": "Shares issued and sold", "terseLabel": "Issuance of common stock, shares", "label": "Stock Issued During Period, Shares, New Issues", "documentation": "Number of new stock issued during the period." } } }, "auth_ref": [ "r11", "r78", "r79", "r106", "r572", "r637", "r661" ] }, "us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures, Total", "terseLabel": "Issuance of common stock upon vesting of restricted stock units, net, shares", "label": "Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures", "documentation": "Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited." } } }, "auth_ref": [ "r11", "r78", "r79", "r106" ] }, "etnb_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfWithholdingTaxes": { "xbrltype": "sharesItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfWithholdingTaxes", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Issuance of common stock upon vesting of restricted stock units, net of withholding taxes, shares", "label": "Stock Issued During Period Shares Restricted Stock Award Net Of Withholding Taxes", "documentation": "Stock Issued During Period Shares Restricted Stock Award Net Of Withholding Taxes." } } }, "auth_ref": [] }, "us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockIssuedDuringPeriodSharesStockOptionsExercised", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "negatedLabel": "Exercised", "terseLabel": "Issuance of common stock upon exercise of stock options, shares", "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period", "documentation": "Number of share options (or share units) exercised during the current period." } } }, "auth_ref": [ "r11", "r78", "r79", "r106", "r361" ] }, "etnb_StockIssuedDuringPeriodSharesWarrantsExercised": { "xbrltype": "sharesItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "StockIssuedDuringPeriodSharesWarrantsExercised", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "label": "Stock Issued During Period Shares Warrants Exercised", "documentation": "Stock Issued During Period Shares Warrants Exercised.", "terseLabel": "Issuance of common stock upon exercise of common stock warrants, shares" } } }, "auth_ref": [] }, "etnb_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "StockIssuedDuringPeriodValueCashlessExerciseOfWarrants", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Issuance of common stock upon cashless exercise of pre-funded warrants", "label": "Stock Issued During Period Value Cashless Exercise Of Warrants", "documentation": "Stock Issued During Period Value Cashless Exercise Of Warrants." } } }, "auth_ref": [] }, "us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockIssuedDuringPeriodValueEmployeeStockPurchasePlan", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Issuance of common stock under employee stock purchase plan", "label": "Stock Issued During Period, Value, Employee Stock Purchase Plan", "documentation": "Aggregate change in value for stock issued during the period as a result of employee stock purchase plan." } } }, "auth_ref": [ "r11", "r78", "r79", "r106" ] }, "us-gaap_StockIssuedDuringPeriodValueNewIssues": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockIssuedDuringPeriodValueNewIssues", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Issuance of common stock", "label": "Stock Issued During Period, Value, New Issues", "documentation": "Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering." } } }, "auth_ref": [ "r11", "r78", "r79", "r106", "r578", "r637", "r661", "r716" ] }, "etnb_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfWithholdingTaxes": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "StockIssuedDuringPeriodValueRestrictedStockAwardNetOfWithholdingTaxes", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "label": "Stock Issued During Period Value Restricted Stock Award Net Of Withholding Taxes", "documentation": "Stock Issued During Period Value Restricted Stock Award Net Of Withholding Taxes.", "terseLabel": "Issuance of common stock upon vesting of restricted stock units, net of withholding taxes" } } }, "auth_ref": [] }, "us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockIssuedDuringPeriodValueStockOptionsExercised", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Issuance of common stock upon exercise of stock options", "label": "Stock Issued During Period, Value, Stock Options Exercised", "documentation": "Value of stock issued as a result of the exercise of stock options." } } }, "auth_ref": [ "r11", "r30", "r106" ] }, "etnb_StockIssuedDuringPeriodValueWarrantsExercised": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "StockIssuedDuringPeriodValueWarrantsExercised", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "label": "Stock Issued During Period Value Warrants Exercised", "documentation": "Stock Issued During Period Value Warrants Exercised", "terseLabel": "Issuance of common stock upon exercise of common stock warrants" } } }, "auth_ref": [] }, "etnb_StockOptionsOutstandingMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "StockOptionsOutstandingMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails" ], "lang": { "en-us": { "role": { "documentation": "Stock options outstanding member.", "label": "Stock Options Outstanding [Member]", "terseLabel": "Stock Options Outstanding" } } }, "auth_ref": [] }, "us-gaap_StockholdersEquity": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockholdersEquity", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited", "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "totalLabel": "Total stockholders\u2019 equity", "periodStartLabel": "Beginning balance", "periodEndLabel": "Ending balance", "label": "Equity, Attributable to Parent", "documentation": "Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest." } } }, "auth_ref": [ "r79", "r82", "r83", "r98", "r600", "r616", "r638", "r639", "r705", "r717", "r822", "r838", "r886", "r906" ] }, "us-gaap_StockholdersEquityAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockholdersEquityAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/StatementCondensedConsolidatedBalanceSheets1" ], "lang": { "en-us": { "role": { "terseLabel": "Stockholders\u2019 equity:", "label": "Equity, Attributable to Parent [Abstract]" } } }, "auth_ref": [] }, "us-gaap_StockholdersEquityNoteDisclosureTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "StockholdersEquityNoteDisclosureTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquity" ], "lang": { "en-us": { "role": { "terseLabel": "Stockholders' Equity", "label": "Equity [Text Block]", "documentation": "The entire disclosure for equity." } } }, "auth_ref": [ "r103", "r178", "r321", "r323", "r325", "r326", "r327", "r328", "r329", "r330", "r331", "r332", "r333", "r335", "r338", "r431", "r640", "r641", "r662" ] }, "us-gaap_SubsequentEventLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SubsequentEventLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Subsequent Event [Line Items]", "label": "Subsequent Event [Line Items]", "documentation": "Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event." } } }, "auth_ref": [ "r470", "r492" ] }, "us-gaap_SubsequentEventMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SubsequentEventMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Subsequent Events", "label": "Subsequent Event [Member]", "documentation": "Identifies event that occurred after the balance sheet date but before financial statements are issued or available to be issued." } } }, "auth_ref": [ "r470", "r492" ] }, "us-gaap_SubsequentEventTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SubsequentEventTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Subsequent Event [Table]", "label": "Subsequent Event [Table]", "documentation": "Discloses pertinent information about one or more significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued." } } }, "auth_ref": [ "r470", "r492" ] }, "us-gaap_SubsequentEventTypeAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SubsequentEventTypeAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Subsequent Event Type", "label": "Subsequent Event Type [Axis]", "documentation": "Information by event that occurred after the balance sheet date but before financial statements are issued or available to be issued." } } }, "auth_ref": [ "r470", "r492" ] }, "us-gaap_SubsequentEventTypeDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SubsequentEventTypeDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Subsequent Event Type", "label": "Subsequent Event Type [Domain]", "documentation": "Event that occurred after the balance sheet date but before financial statements are issued or available to be issued." } } }, "auth_ref": [ "r470", "r492" ] }, "us-gaap_SubsequentEventsAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SubsequentEventsAbstract", "lang": { "en-us": { "role": { "label": "Subsequent Events [Abstract]" } } }, "auth_ref": [] }, "us-gaap_SubsequentEventsTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SubsequentEventsTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEvents" ], "lang": { "en-us": { "role": { "terseLabel": "Subsequent Events", "label": "Subsequent Events [Text Block]", "documentation": "The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business." } } }, "auth_ref": [ "r491", "r493" ] }, "us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Subsidiary Or Equity Method Investee Sale Of Stock By Subsidiary Or Equity Investee [Table]", "label": "Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table]", "documentation": "Different names of stock transactions and the different attributes of each transaction." } } }, "auth_ref": [] }, "us-gaap_SubsidiarySaleOfStockAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SubsidiarySaleOfStockAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Sale of Stock", "label": "Sale of Stock [Axis]", "documentation": "Information by type of sale of the entity's stock." } } }, "auth_ref": [] }, "us-gaap_SubsidiarySaleOfStockLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SubsidiarySaleOfStockLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Subsidiary Sale Of Stock [Line Items]", "label": "Subsidiary, Sale of Stock [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [] }, "etnb_SummaryOfSignificantAccountingPoliciesLineItems": { "xbrltype": "stringItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "SummaryOfSignificantAccountingPoliciesLineItems", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Summary Of Significant Accounting Policies [Line Items]", "label": "Summary Of Significant Accounting Policies [Line Items]", "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table." } } }, "auth_ref": [] }, "etnb_SummaryOfSignificantAccountingPoliciesTable": { "xbrltype": "stringItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "SummaryOfSignificantAccountingPoliciesTable", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Summary Of Significant Accounting Policies [Table]", "label": "Summary Of Significant Accounting Policies [Table]", "documentation": "Information related to various accounting policies of the entity." } } }, "auth_ref": [] }, "us-gaap_SupplementalBalanceSheetDisclosuresTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SupplementalBalanceSheetDisclosuresTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureBalanceSheetComponents" ], "lang": { "en-us": { "role": { "terseLabel": "Balance Sheet Components", "label": "Supplemental Balance Sheet Disclosures [Text Block]", "documentation": "The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity." } } }, "auth_ref": [ "r808" ] }, "us-gaap_SupplementalCashFlowInformationAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "SupplementalCashFlowInformationAbstract", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Supplemental disclosures of cash information:", "label": "Supplemental Cash Flow Information [Abstract]" } } }, "auth_ref": [] }, "ecd_TabularListTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TabularListTableTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Tabular List [Table Text Block]", "terseLabel": "Tabular List, Table" } } }, "auth_ref": [ "r767" ] }, "etnb_TermALoanFacilityMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TermALoanFacilityMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Term A Loan Facility", "label": "Term A Loan Facility [Member]", "documentation": "Term A loan facility." } } }, "auth_ref": [] }, "etnb_TermBLoanFacilityMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TermBLoanFacilityMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Term B Loan Facility", "label": "Term B Loan Facility [Member]", "documentation": "Term b loan facility." } } }, "auth_ref": [] }, "etnb_TevaAgreementMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TevaAgreementMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Teva Agreement [Member]", "documentation": "Teva agreement.", "terseLabel": "Teva Agreements" } } }, "auth_ref": [] }, "etnb_TevasDevelopmentProgramMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TevasDevelopmentProgramMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Teva's Development Program", "label": "Tevas Development Program [Member]", "documentation": "Tevas development program." } } }, "auth_ref": [] }, "etnb_TevasGlycoPEGylatedFGF21ProgramMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TevasGlycoPEGylatedFGF21ProgramMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Teva's GlycoPEGylated FGF21 Program", "label": "Tevas Glyco P E Gylated F G F21 Program [Member]", "documentation": "Tevas glycoPEGylated FGF21 program." } } }, "auth_ref": [] }, "srt_TitleOfIndividualAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "TitleOfIndividualAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Title of Individual", "label": "Title of Individual [Axis]" } } }, "auth_ref": [ "r829", "r889" ] }, "srt_TitleOfIndividualWithRelationshipToEntityDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2023", "localname": "TitleOfIndividualWithRelationshipToEntityDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Title of Individual", "label": "Title of Individual [Domain]" } } }, "auth_ref": [] }, "ecd_TotalShareholderRtnAmt": { "xbrltype": "monetaryItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TotalShareholderRtnAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Total Shareholder Return Amount", "terseLabel": "Total Shareholder Return Amount" } } }, "auth_ref": [ "r759" ] }, "ecd_TotalShareholderRtnVsPeerGroupTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TotalShareholderRtnVsPeerGroupTextBlock", "presentation": [ "http://xbrl.sec.gov/ecd/role/PvpDisclosure" ], "lang": { "en-us": { "role": { "label": "Total Shareholder Return Vs Peer Group [Text Block]", "terseLabel": "Total Shareholder Return Vs Peer Group" } } }, "auth_ref": [ "r766" ] }, "ecd_TradingArrAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TradingArrAxis", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Trading Arrangement [Axis]", "terseLabel": "Trading Arrangement:" } } }, "auth_ref": [ "r786" ] }, "ecd_TradingArrByIndTable": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TradingArrByIndTable", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Trading Arrangements, by Individual [Table]", "terseLabel": "Trading Arrangements, by Individual" } } }, "auth_ref": [ "r788" ] }, "dei_TradingSymbol": { "xbrltype": "tradingSymbolItemType", "nsuri": "http://xbrl.sec.gov/dei/2023", "localname": "TradingSymbol", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "lang": { "en-us": { "role": { "terseLabel": "Trading Symbol", "label": "Trading Symbol", "documentation": "Trading symbol of an instrument as listed on an exchange." } } }, "auth_ref": [] }, "etnb_TrancheFourMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TrancheFourMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Tranche Four", "label": "Tranche Four [Member]", "documentation": "Tranche four." } } }, "auth_ref": [] }, "etnb_TrancheOneMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TrancheOneMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "label": "Tranche One [Member]", "documentation": "Tranche one.", "terseLabel": "Tranche One" } } }, "auth_ref": [] }, "etnb_TrancheThree1Member": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TrancheThree1Member", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "Tranche three1 member.", "label": "Tranche Three1 [Member]", "terseLabel": "Tranche Three" } } }, "auth_ref": [] }, "etnb_TrancheTwoAndThreeMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TrancheTwoAndThreeMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Tranche two and three", "label": "Tranche Two And Three [Member]", "documentation": "Tranche two and three." } } }, "auth_ref": [] }, "etnb_TrancheTwoMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TrancheTwoMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Tranche Two", "label": "Tranche Two [Member]", "documentation": "Tranche two." } } }, "auth_ref": [] }, "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Financial Instruments", "label": "Financial Instruments [Domain]", "documentation": "Instrument or contract that imposes a contractual obligation to deliver cash or another financial instrument or to exchange other financial instruments on potentially unfavorable terms and conveys a contractual right to receive cash or another financial instrument or to exchange other financial instruments on potentially favorable terms." } } }, "auth_ref": [ "r226", "r227", "r228", "r229", "r230", "r231", "r232", "r233", "r234", "r235", "r236", "r237", "r238", "r239", "r240", "r241", "r242", "r243", "r244", "r245", "r246", "r247", "r248", "r249", "r250", "r251", "r252", "r253", "r254", "r255", "r317", "r334", "r430", "r494", "r495", "r496", "r497", "r498", "r499", "r500", "r501", "r502", "r503", "r504", "r505", "r506", "r507", "r508", "r509", "r510", "r511", "r512", "r513", "r514", "r515", "r516", "r517", "r518", "r519", "r520", "r521", "r522", "r523", "r548", "r800", "r801", "r802", "r803", "r804", "r805", "r806", "r834", "r835", "r836", "r837" ] }, "ecd_TrdArrAdoptionDate": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TrdArrAdoptionDate", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Trading Arrangement Adoption Date", "terseLabel": "Adoption Date" } } }, "auth_ref": [ "r789" ] }, "ecd_TrdArrDuration": { "xbrltype": "durationItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TrdArrDuration", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Trading Arrangement Duration", "terseLabel": "Arrangement Duration" } } }, "auth_ref": [ "r790" ] }, "etnb_TrdArrExpirationDate": { "xbrltype": "stringItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TrdArrExpirationDate", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Trd Arr Expiration Date", "documentation": "Trd arr expiration date." } } }, "auth_ref": [] }, "ecd_TrdArrIndName": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TrdArrIndName", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Trading Arrangement, Individual Name", "terseLabel": "Name" } } }, "auth_ref": [ "r788" ] }, "ecd_TrdArrIndTitle": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TrdArrIndTitle", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Trading Arrangement, Individual Title", "terseLabel": "Title" } } }, "auth_ref": [ "r788" ] }, "ecd_TrdArrSecuritiesAggAvailAmt": { "xbrltype": "sharesItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TrdArrSecuritiesAggAvailAmt", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Trading Arrangement, Securities Aggregate Available Amount", "terseLabel": "Aggregate Available" } } }, "auth_ref": [ "r791" ] }, "ecd_TrdArrTerminationDate": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "TrdArrTerminationDate", "presentation": [ "http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" ], "lang": { "en-us": { "role": { "label": "Trading Arrangement Termination Date", "terseLabel": "Termination Date" } } }, "auth_ref": [ "r789" ] }, "etnb_TwoThousandAndNineteenEquityIncentivePlanMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TwoThousandAndNineteenEquityIncentivePlanMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2019 Plan", "label": "Two Thousand And Nineteen Equity Incentive Plan [Member]", "documentation": "2019 equity incentive plan." } } }, "auth_ref": [] }, "etnb_TwoThousandAndTwentyFourLoanAgreementMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TwoThousandAndTwentyFourLoanAgreementMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "Two thousand and twenty four loan agreement.", "label": "Two Thousand And Twenty Four Loan Agreement [Member]", "terseLabel": "2024 Loan Agreement" } } }, "auth_ref": [] }, "etnb_TwoThousandAndTwentyOneAtTheMarketFacilityAndTwoThousandAndTwentyThreeAtTheMarketFacilityMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TwoThousandAndTwentyOneAtTheMarketFacilityAndTwoThousandAndTwentyThreeAtTheMarketFacilityMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2021 ATM Facility and 2023 ATM Facility", "label": "Two Thousand And Twenty One At The Market Facility And Two Thousand And Twenty Three At The Market Facility [Member]", "documentation": "Two thousand and twenty one at the market facility and two thousand and twenty three at the market facility." } } }, "auth_ref": [] }, "etnb_TwoThousandAndTwentyOneAtTheMarketFacilityMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TwoThousandAndTwentyOneAtTheMarketFacilityMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "Two Thousand And Twenty One At the Market Facility [Member]", "label": "Two Thousand And Twenty One At the Market Facility [Member]", "terseLabel": "2021 ATM Facility" } } }, "auth_ref": [] }, "etnb_TwoThousandAndTwentyOneLoanAgreementMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TwoThousandAndTwentyOneLoanAgreementMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2021 Loan Agreement", "label": "Two Thousand and Twenty One Loan Agreement [Member]", "documentation": "Two thousand and twenty one loan agreement." } } }, "auth_ref": [] }, "etnb_TwoThousandAndTwentyThreeAtTheMarketFacilityMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TwoThousandAndTwentyThreeAtTheMarketFacilityMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "documentation": "Two Thousand And Twenty Three At the Market Facility [Member]", "label": "Two Thousand And Twenty Three At the Market Facility [Member]", "terseLabel": "2023 ATM Facility" } } }, "auth_ref": [] }, "etnb_TwoThousandAndTwentyThreeInducementPlanMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TwoThousandAndTwentyThreeInducementPlanMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2023 Plan", "label": "Two Thousand And Twenty Three Inducement Plan [Member]", "documentation": "2023 inducement plan." } } }, "auth_ref": [] }, "etnb_TwoThousandAndTwentyThreeLoanAgreementMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TwoThousandAndTwentyThreeLoanAgreementMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2023 Loan Agreement", "label": "Two Thousand and Twenty Three Loan Agreement [Member]", "documentation": "Two thousand and twenty three loan agreement." } } }, "auth_ref": [] }, "etnb_TwoThousandTwentyThreeInducementPlanAndTwoThousandNineteenEquityIncentivePlanMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "TwoThousandTwentyThreeInducementPlanAndTwoThousandNineteenEquityIncentivePlanMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails" ], "lang": { "en-us": { "role": { "terseLabel": "2023 Inducement Plan and 2019 Equity Incentive Plan", "label": "Two Thousand Twenty Three Inducement Plan And Two Thousand Nineteen Equity Incentive Plan [Member]", "documentation": "Two thousand twenty three inducement plan and two thousand nineteen equity incentive plan." } } }, "auth_ref": [] }, "us-gaap_TypeOfAdoptionMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "TypeOfAdoptionMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Accounting Standards Update", "label": "Accounting Standards Update [Domain]", "documentation": "Amendment to accounting standards." } } }, "auth_ref": [ "r134", "r135", "r136", "r137", "r138", "r185", "r186", "r187", "r188", "r198", "r224", "r225", "r259", "r260", "r261", "r262", "r264", "r265", "r266", "r267", "r268", "r269", "r282", "r384", "r385", "r386", "r400", "r401", "r402", "r403", "r407", "r408", "r409", "r419", "r420", "r421", "r422", "r423", "r424", "r425", "r426", "r427", "r428", "r429", "r432", "r433", "r434", "r435", "r436", "r437", "r438", "r439", "r440", "r441", "r442", "r443", "r452", "r453", "r459", "r460", "r461", "r462", "r471", "r472", "r476", "r477", "r478", "r479", "r486", "r487", "r488", "r489", "r490", "r526", "r527", "r528", "r555", "r556", "r557", "r558", "r559", "r560", "r561", "r562", "r563", "r564", "r565", "r566" ] }, "us-gaap_TypeOfArrangementAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "TypeOfArrangementAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquityUnaudited" ], "lang": { "en-us": { "role": { "terseLabel": "Collaborative Arrangement and Arrangement Other than Collaborative", "label": "Collaborative Arrangement and Arrangement Other than Collaborative [Axis]", "documentation": "Information by collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations." } } }, "auth_ref": [ "r410" ] }, "us-gaap_USGovernmentAgenciesShorttermDebtSecuritiesMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "USGovernmentAgenciesShorttermDebtSecuritiesMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "terseLabel": "U.S. government bonds", "label": "US Government Agencies Short-Term Debt Securities [Member]", "documentation": "Debt securities issued by US government agencies, for example, but not limited to, Government National Mortgage Association (GNMA or Ginnie Mae) which have maturities of one year or less. Excludes US Treasury securities and debt issued by Government-sponsored Enterprises (GSEs), for example, but not limited to, Federal Home Loan Mortgage Corporation (FHLMC or Freddie Mac), Federal National Mortgage Association (FNMA or Fannie Mae)." } } }, "auth_ref": [ "r711", "r712", "r713", "r714", "r899" ] }, "us-gaap_USTreasurySecuritiesMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "USTreasurySecuritiesMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureFairValueMeasurementsSummaryOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" ], "lang": { "en-us": { "role": { "label": "US Treasury Securities [Member]", "terseLabel": "U.S. Treasury securities", "documentation": "This category includes information about debt securities issued by the United States Department of the Treasury and backed by the United States government. Such securities primarily consist of treasury bills (short-term maturities - one year or less), treasury notes (intermediate term maturities - two to ten years), and treasury bonds (long-term maturities - ten to thirty years)." } } }, "auth_ref": [ "r681", "r695", "r697", "r899" ] }, "etnb_UnauditedInterimCondensedConsolidatedFinancialStatementsPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "UnauditedInterimCondensedConsolidatedFinancialStatementsPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "documentation": "Unaudited interim condensed consolidated financial statements.", "label": "Unaudited Interim Condensed Consolidated Financial Statements [Policy Text Block]", "terseLabel": "Unaudited Interim Condensed Consolidated Financial Statements" } } }, "auth_ref": [] }, "etnb_UnderwritingDiscountsAndCommissions": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "UnderwritingDiscountsAndCommissions", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Underwriting discounts and commissions", "label": "Underwriting Discounts And Commissions", "documentation": "Underwriting discounts and commissions." } } }, "auth_ref": [] }, "ecd_UndrlygSecurityMktPriceChngPct": { "xbrltype": "pureItemType", "nsuri": "http://xbrl.sec.gov/ecd/2023", "localname": "UndrlygSecurityMktPriceChngPct", "presentation": [ "http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" ], "lang": { "en-us": { "role": { "label": "Underlying Security Market Price Change, Percent", "terseLabel": "Underlying Security Market Price Change" } } }, "auth_ref": [ "r785" ] }, "etnb_UnpaidOfferingCostsIncludedInAccruedExpenses": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "UnpaidOfferingCostsIncludedInAccruedExpenses", "crdr": "debit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlowsUnaudited" ], "lang": { "en-us": { "role": { "documentation": "Unpaid offering costs included in accrued expenses.", "label": "Unpaid Offering Costs Included In Accrued Expenses", "terseLabel": "Unpaid offering costs included in accrued expenses" } } }, "auth_ref": [] }, "us-gaap_UnrecognizedTaxBenefits": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "UnrecognizedTaxBenefits", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "periodStartLabel": "Unrecognized Tax Benefits, Beginning Balance", "periodEndLabel": "Unrecognized Tax Benefits, Ending Balance", "label": "Unrecognized Tax Benefits", "terseLabel": "Unrecognized tax benefits", "documentation": "Amount of unrecognized tax benefits." } } }, "auth_ref": [ "r390", "r394" ] }, "us-gaap_UnrecognizedTaxBenefitsPeriodIncreaseDecrease": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "UnrecognizedTaxBenefitsPeriodIncreaseDecrease", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "totalLabel": "Unrecognized Tax Benefits, Period Increase (Decrease), Total", "label": "Unrecognized Tax Benefits, Period Increase (Decrease)", "terseLabel": "Increase in unrecognized tax benefits", "documentation": "Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns." } } }, "auth_ref": [ "r879" ] }, "etnb_UpfrontPayment": { "xbrltype": "monetaryItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "UpfrontPayment", "crdr": "credit", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Upfront payment", "label": "Upfront Payment", "documentation": "Upfront payment." } } }, "auth_ref": [] }, "us-gaap_UseOfEstimates": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "UseOfEstimates", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Use of Estimates", "label": "Use of Estimates, Policy [Policy Text Block]", "documentation": "Disclosure of accounting policy for the use of estimates in the preparation of financial statements in conformity with generally accepted accounting principles." } } }, "auth_ref": [ "r44", "r45", "r46", "r123", "r124", "r125", "r126" ] }, "us-gaap_ValuationTechniqueAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ValuationTechniqueAxis", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Valuation Approach and Technique", "label": "Valuation Approach and Technique [Axis]", "documentation": "Information by valuation approach and technique." } } }, "auth_ref": [ "r12" ] }, "us-gaap_ValuationTechniqueDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ValuationTechniqueDomain", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Valuation Approach and Technique", "label": "Valuation Approach and Technique [Domain]", "documentation": "Valuation approach and technique." } } }, "auth_ref": [ "r12" ] }, "us-gaap_ValuationTechniqueOptionPricingModelMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "ValuationTechniqueOptionPricingModelMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Valuation Technique, Option Pricing Model", "label": "Valuation Technique, Option Pricing Model [Member]", "documentation": "Valuation technique calculating price of option." } } }, "auth_ref": [ "r884" ] }, "us-gaap_WarrantMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "WarrantMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureNetLossPerShareScheduleOfOutstandingPotentiallyDilutiveSecuritiesExcludedFromCalculationOfDilutedNetLossDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Warrants to Purchase Common Stock", "terseLabel": "Warrants", "label": "Warrant [Member]", "documentation": "Security that gives the holder the right to purchase shares of stock in accordance with the terms of the instrument, usually upon payment of a specified amount." } } }, "auth_ref": [ "r707", "r708", "r711", "r712", "r713", "r714" ] }, "etnb_WarrantPublicOfferingsMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "WarrantPublicOfferingsMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrants Public Offerings", "label": "Warrant Public Offerings [Member]", "documentation": "Warrant public offerings member." } } }, "auth_ref": [] }, "etnb_WarrantTermLoanMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "WarrantTermLoanMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrants Term Loan", "label": "Warrant Term Loan [Member]", "documentation": "Warrant term loan member." } } }, "auth_ref": [] }, "etnb_WarrantTermLoanOneMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "WarrantTermLoanOneMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrants Term Loan", "label": "Warrant Term Loan One [Member]", "documentation": "Warrant term loan one member." } } }, "auth_ref": [] }, "etnb_WarrantTermLoanTwoMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "WarrantTermLoanTwoMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrants Term Loan", "label": "Warrant Term Loan Two [Member]", "documentation": "Warrant term loan two." } } }, "auth_ref": [] }, "us-gaap_WarrantsAndRightsOutstandingMaturityDate": { "xbrltype": "dateItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "WarrantsAndRightsOutstandingMaturityDate", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrant expiration date", "label": "Warrants and Rights Outstanding, Maturity Date", "documentation": "Expiration date of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in YYYY-MM-DD format." } } }, "auth_ref": [ "r885" ] }, "etnb_WarrantsAndRightsOutstandingMaturityDateDescription": { "xbrltype": "stringItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "WarrantsAndRightsOutstandingMaturityDateDescription", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfOutstandingWarrantsToPurchaseSharesOfCommonStockDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Expiration Date", "label": "Warrants And Rights Outstanding Maturity Date Description", "documentation": "Warrants and rights outstanding maturity date description." } } }, "auth_ref": [] }, "etnb_WarrantsAndRightsOutstandingMaturityMonthAndYear": { "xbrltype": "gYearMonthItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "WarrantsAndRightsOutstandingMaturityMonthAndYear", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureTermLoanFacilityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrants expiration month and year", "label": "Warrants and Rights Outstanding Maturity Month and Year", "documentation": "Warrants and rights outstanding maturity month and year." } } }, "auth_ref": [] }, "us-gaap_WarrantsAndRightsOutstandingTerm": { "xbrltype": "durationItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "WarrantsAndRightsOutstandingTerm", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityAdditionalInformationDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Warrant term", "label": "Warrants and Rights Outstanding, Term", "documentation": "Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days." } } }, "auth_ref": [ "r885" ] }, "etnb_WarrantsToPurchaseCommonStockMember": { "xbrltype": "domainItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "WarrantsToPurchaseCommonStockMember", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureStockholdersEquityScheduleOfSharesOfCommonStockAvailableForFutureIssuanceDetails" ], "lang": { "en-us": { "role": { "documentation": "Warrants to purchase common stock member.", "label": "Warrants To Purchase Common Stock [Member]", "terseLabel": "Warrants To Purchase Common Stock" } } }, "auth_ref": [] }, "etnb_WarrantsToPurchaseCommonStockPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://www.89bio.com/20240630", "localname": "WarrantsToPurchaseCommonStockPolicyTextBlock", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Warrants To Purchase Common Stock", "label": "Warrants To Purchase Common Stock Policy [Text Block]", "documentation": "Warrants to purchase common stock." } } }, "auth_ref": [] }, "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "WeightedAverageNumberOfDilutedSharesOutstanding", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureNetLossPerShareScheduleOfWeightedaverageSharesOutstandingUsedToCalculateBasicAndDilutedNetLossPerShareDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Weighted Average Number of Shares Outstanding, Diluted, Total", "terseLabel": "Weighted-average shares used to compute net loss per share, diluted", "label": "Weighted Average Number of Shares Outstanding, Diluted", "documentation": "The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period." } } }, "auth_ref": [ "r201", "r207" ] }, "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": { "xbrltype": "sharesItemType", "nsuri": "http://fasb.org/us-gaap/2023", "localname": "WeightedAverageNumberOfSharesOutstandingBasic", "presentation": [ "http://www.89bio.com/20240630/taxonomy/role/DisclosureNetLossPerShareScheduleOfWeightedaverageSharesOutstandingUsedToCalculateBasicAndDilutedNetLossPerShareDetails", "http://www.89bio.com/20240630/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossUnaudited" ], "lang": { "en-us": { "role": { "totalLabel": "Weighted Average Number of Shares Outstanding, Basic, Total", "terseLabel": "Weighted-average shares used to compute net loss per share, basic", "label": "Weighted Average Number of Shares Outstanding, Basic", "documentation": "Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period." } } }, "auth_ref": [ "r200", "r207" ] } } } }, "std_ref": { "r0": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "25", "Paragraph": "1", "SubTopic": "20", "Topic": "940", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481913/940-20-25-1" }, "r1": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "SubTopic": "230", "Topic": "830", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481877/830-230-45-1" }, "r2": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "10A", "SubTopic": "10", "Topic": "220", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-10A" }, "r3": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "10A", "Subparagraph": "(a)", "SubTopic": "10", "Topic": "220", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-10A" }, "r4": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "14", "Subparagraph": "(a)", "SubTopic": "10", "Topic": "230", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-14" }, "r5": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "28", "Subparagraph": "(a)", "SubTopic": "10", "Topic": "230", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-28" }, "r6": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "28", "Subparagraph": "(b)", "SubTopic": "10", "Topic": "230", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-28" }, "r7": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "SubTopic": "10", "Topic": "360", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482099/360-10-50-1" }, "r8": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "SubTopic": "10", "Topic": "470", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481544/470-10-50-1" }, "r9": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1A", "Subparagraph": "(c),(3)", "SubTopic": "10", "Topic": "810", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-1A" }, "r10": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1B", "SubTopic": "10", "Topic": "810", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-1B" }, "r11": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "SubTopic": "10", "Topic": "505", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-2" }, "r12": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(bbb)", "SubTopic": "10", "Topic": "820", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2" }, "r13": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(d)", "SubTopic": "10", "Topic": "718", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r14": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(e)", "SubTopic": "10", "Topic": "718", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r15": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2A", "Subparagraph": "(a)", "SubTopic": "10", "Topic": "718", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2A" }, "r16": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "15", "SubTopic": "10", "Topic": "220", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482739/220-10-55-15" }, "r17": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(22))", "SubTopic": "10", "Topic": "210", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r18": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r19": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.19(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r20": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.19(b),22(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r21": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.19-26)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r22": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.20)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r23": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.21)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r24": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.22(a)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r25": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.22(a)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r26": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.22)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r27": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.24)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r28": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.25)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r29": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.29)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r30": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "210", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.29-31)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r31": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "220", "SubTopic": "10", "Section": "45", "Paragraph": "14", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-14" }, "r32": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "220", "SubTopic": "10", "Section": "45", "Paragraph": "14A", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-14A" }, "r33": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "220", "SubTopic": "10", "Section": "45", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-5" }, "r34": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "230", "SubTopic": "10", "Section": "45", "Paragraph": "14", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-14" }, "r35": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "230", "SubTopic": "10", "Section": "45", "Paragraph": "15", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-15" }, "r36": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "230", "SubTopic": "10", "Section": "45", "Paragraph": "15", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-15" }, "r37": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "230", "SubTopic": "10", "Section": "45", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-4" }, "r38": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "230", "SubTopic": "10", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-1" }, "r39": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "230", "SubTopic": "10", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-3" }, "r40": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "230", "SubTopic": "10", "Section": "50", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-4" }, "r41": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "230", "SubTopic": "10", "Section": "50", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-5" }, "r42": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "260", "SubTopic": "10", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-1" }, "r43": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "260", "SubTopic": "10", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-2" }, "r44": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "275", "SubTopic": "10", "Section": "50", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482861/275-10-50-4" }, "r45": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "275", "SubTopic": "10", "Section": "50", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482861/275-10-50-8" }, "r46": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "275", "SubTopic": "10", "Section": "50", "Paragraph": "9", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482861/275-10-50-9" }, "r47": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "360", "SubTopic": "10", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482099/360-10-50-1" }, "r48": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "470", "SubTopic": "50", "Section": "40", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481303/470-50-40-2" }, "r49": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "470", "SubTopic": "50", "Section": "40", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481303/470-50-40-4" }, "r50": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "480", "SubTopic": "10", "Section": "S99", "Paragraph": "1", "Subparagraph": "(CFRR 211.02)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480244/480-10-S99-1" }, "r51": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "505", "SubTopic": "10", "Section": "45", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481142/505-10-45-2" }, "r52": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "505", "SubTopic": "10", "Section": "50", "Paragraph": "10", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-10" }, "r53": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "505", "SubTopic": "10", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-3" }, "r54": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "505", "SubTopic": "10", "Section": "50", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-4" }, "r55": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "505", "SubTopic": "10", "Section": "50", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-5" }, "r56": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "505", "SubTopic": "10", "Section": "50", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-8" }, "r57": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "718", "SubTopic": "10", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-1" }, "r58": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "718", "SubTopic": "10", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r59": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "718", "SubTopic": "10", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r60": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "718", "SubTopic": "10", "Section": "50", "Paragraph": "2", "Subparagraph": "(h)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r61": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "718", "SubTopic": "20", "Section": "55", "Paragraph": "12", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481089/718-20-55-12" }, "r62": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "718", "SubTopic": "20", "Section": "55", "Paragraph": "13", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481089/718-20-55-13" }, "r63": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "805", "SubTopic": "10", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479328/805-10-50-2" }, "r64": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "805", "SubTopic": "10", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479328/805-10-50-3" }, "r65": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "810", "SubTopic": "10", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-1" }, "r66": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "810", "SubTopic": "10", "Section": "50", "Paragraph": "1A", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-1A" }, "r67": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "820", "SubTopic": "10", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2" }, "r68": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "835", "SubTopic": "30", "Section": "45", "Paragraph": "1A", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482925/835-30-45-1A" }, "r69": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "835", "SubTopic": "30", "Section": "45", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482925/835-30-45-2" }, "r70": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "835", "SubTopic": "30", "Section": "45", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482925/835-30-45-3" }, "r71": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "835", "SubTopic": "30", "Section": "55", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482949/835-30-55-8" }, "r72": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "942", "SubTopic": "210", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-03.17)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1" }, "r73": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "942", "SubTopic": "320", "Section": "50", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480832/942-320-50-5" }, "r74": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "942", "SubTopic": "470", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480848/942-470-50-3" }, "r75": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Name": "Accounting Standards Codification", "Topic": "985", "SubTopic": "20", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481283/985-20-50-1" }, "r76": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(19))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r77": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(20))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r78": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(28))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r79": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(29))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r80": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(30)(a)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r81": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(30)(a)(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r82": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(30))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r83": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(31))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r84": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(32))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r85": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "11", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-11" }, "r86": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.5-03(10))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r87": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.5-03(20))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r88": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.5-03(4))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r89": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.5-03(8))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r90": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.5-03.4)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r91": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.5-03.8)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r92": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.5-03.9)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r93": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "13", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-13" }, "r94": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "24", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-24" }, "r95": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "25", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-25" }, "r96": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "28", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-28" }, "r97": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "235", "Name": "Accounting Standards Codification", "Publisher": "FASB", "URI": "https://asc.fasb.org//235/tableOfContent" }, "r98": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "310", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SAB Topic 4.E)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480418/310-10-S99-2" }, "r99": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "440", "Name": "Accounting Standards Codification", "Publisher": "FASB", "URI": "https://asc.fasb.org//440/tableOfContent" }, "r100": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "470", "Name": "Accounting Standards Codification", "Publisher": "FASB", "URI": "https://asc.fasb.org//470/tableOfContent" }, "r101": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "12A", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481573/470-10-45-12A" }, "r102": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-5" }, "r103": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "505", "Name": "Accounting Standards Codification", "Publisher": "FASB", "URI": "https://asc.fasb.org//505/tableOfContent" }, "r104": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-6" }, "r105": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-7" }, "r106": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.3-04)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480008/505-10-S99-1" }, "r107": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "718", "SubTopic": "10", "Subparagraph": "(e)(1)", "Name": "Accounting Standards Codification", "Paragraph": "2", "Section": "50", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r108": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "718", "SubTopic": "10", "Subparagraph": "(f)(2)", "Name": "Accounting Standards Codification", "Paragraph": "2", "Section": "50", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r109": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "810", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "23", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481231/810-10-45-23" }, "r110": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "942", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-03(11))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1" }, "r111": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "942", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-03(13))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1" }, "r112": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "942", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-03(16))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1" }, "r113": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "942", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-03(23))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1" }, "r114": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "942", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-04(15))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483589/942-220-S99-1" }, "r115": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "942", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-04(22))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483589/942-220-S99-1" }, "r116": { "role": "http://fasb.org/us-gaap/role/ref/legacyRef", "Topic": "942", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-04.9)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483589/942-220-S99-1" }, "r117": { "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-6" }, "r118": { "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(b)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-6" }, "r119": { "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef", "Topic": "840", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "40", "Subparagraph": "(Note 3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481418/840-10-55-40" }, "r120": { "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef", "Topic": "840", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481501/840-20-50-2" }, "r121": { "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef", "Topic": "840", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481501/840-20-50-2" }, "r122": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "2", "Subparagraph": "(a)", "SubTopic": "20", "Topic": "740", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482659/740-20-45-2" }, "r123": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)", "SubTopic": "10", "Topic": "275", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482861/275-10-50-1" }, "r124": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)", "SubTopic": "10", "Topic": "275", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482861/275-10-50-1" }, "r125": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "11", "SubTopic": "10", "Topic": "275", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482861/275-10-50-11" }, "r126": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "12", "SubTopic": "10", "Topic": "275", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482861/275-10-50-12" }, "r127": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(d)(1)", "SubTopic": "20", "Topic": "310", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481925/310-20-65-2" }, "r128": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "3", "Subparagraph": "(a)", "SubTopic": "10", "Topic": "326", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-3" }, "r129": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "3", "Subparagraph": "(b)", "SubTopic": "10", "Topic": "326", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-3" }, "r130": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "3", "Subparagraph": "(c)", "SubTopic": "10", "Topic": "326", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-3" }, "r131": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "4", "Subparagraph": "(a)", "SubTopic": "10", "Topic": "842", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479832/842-10-65-4" }, "r132": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.4-08(h))", "SubTopic": "10", "Topic": "235", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1" }, "r133": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02.22(a)(2))", "SubTopic": "10", "Topic": "210", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r134": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "105", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479343/105-10-65-6" }, "r135": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "105", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479343/105-10-65-6" }, "r136": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "105", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479343/105-10-65-6" }, "r137": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "105", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479343/105-10-65-6" }, "r138": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "105", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479343/105-10-65-6" }, "r139": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "205", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483499/205-20-50-7" }, "r140": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483467/210-10-45-1" }, "r141": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483467/210-10-45-5" }, "r142": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r143": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(17))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r144": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(18))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r145": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(20))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r146": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(22))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r147": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(27)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r148": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(28))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r149": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(29))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r150": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(30)(a)(4))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r151": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(9))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r152": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "10A", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-10A" }, "r153": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "10A", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-10A" }, "r154": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "11", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-11" }, "r155": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1A", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-1A" }, "r156": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1A", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-1A" }, "r157": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1A", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-1A" }, "r158": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1B", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-1B" }, "r159": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1B", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482790/220-10-45-1B" }, "r160": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-1" }, "r161": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-4" }, "r162": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-5" }, "r163": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-6" }, "r164": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(210.5-03(11))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r165": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.5-03(21))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r166": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.5-03(24))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r167": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.5-03(25))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483621/220-10-S99-2" }, "r168": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "11", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-11" }, "r169": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "12", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-12" }, "r170": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "15", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-15" }, "r171": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "17", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-17" }, "r172": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-2" }, "r173": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "24", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-24" }, "r174": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "25", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-25" }, "r175": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-2" }, "r176": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-8" }, "r177": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483426/235-10-50-1" }, "r178": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.4-08(e)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1" }, "r179": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.4-08(g)(1)(ii))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1" }, "r180": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.12-04(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-3" }, "r181": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "23", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-23" }, "r182": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "24", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-24" }, "r183": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-5" }, "r184": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-1" }, "r185": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-1" }, "r186": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-1" }, "r187": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)(4)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-1" }, "r188": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-1" }, "r189": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "11", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-11" }, "r190": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "11", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-11" }, "r191": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-3" }, "r192": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-4" }, "r193": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-7" }, "r194": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-7" }, "r195": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-8" }, "r196": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "9", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-9" }, "r197": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480530/250-10-S99-3" }, "r198": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "5", "Subparagraph": "(SAB Topic 11.M.Q2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480530/250-10-S99-5" }, "r199": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "Name": "Accounting Standards Codification", "Publisher": "FASB", "URI": "https://asc.fasb.org//260/tableOfContent" }, "r200": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "10", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-10" }, "r201": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "16", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-16" }, "r202": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-2" }, "r203": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-3" }, "r204": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "60B", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-60B" }, "r205": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "60B", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-60B" }, "r206": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "7", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482689/260-10-45-7" }, "r207": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-1" }, "r208": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-1" }, "r209": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-2" }, "r210": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-3" }, "r211": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "15", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482635/260-10-55-15" }, "r212": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "272", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483014/272-10-45-1" }, "r213": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "272", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482987/272-10-50-1" }, "r214": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "22", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22" }, "r215": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "22", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22" }, "r216": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "22", "Subparagraph": "(h)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-22" }, "r217": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "30", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-30" }, "r218": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "30", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-30" }, "r219": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "32", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-32" }, "r220": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "32", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-32" }, "r221": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "32", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-32" }, "r222": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "41", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-41" }, "r223": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "41", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-41" }, "r224": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "310", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481925/310-20-65-2" }, "r225": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "310", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481925/310-20-65-2" }, "r226": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-2" }, "r227": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-2" }, "r228": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(aa)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-2" }, "r229": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(aaa)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-2" }, "r230": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-2" }, "r231": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-2" }, "r232": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-2" }, "r233": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-3" }, "r234": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-3" }, "r235": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-3" }, "r236": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-3" }, "r237": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-3" }, "r238": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r239": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r240": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(aaa)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r241": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r242": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r243": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r244": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(f)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r245": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(f)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r246": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(f)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r247": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(f)(4)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r248": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5A", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5A" }, "r249": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5A", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5A" }, "r250": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5A", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5A" }, "r251": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5B", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5B" }, "r252": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5B", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5B" }, "r253": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5B", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5B" }, "r254": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5B", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5B" }, "r255": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5B", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5B" }, "r256": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "323", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481687/323-10-50-3" }, "r257": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-1" }, "r258": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-2" }, "r259": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "4", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4" }, "r260": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "4", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4" }, "r261": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "4", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4" }, "r262": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "4", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4" }, "r263": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "4", "Subparagraph": "(e)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4" }, "r264": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "4", "Subparagraph": "(e)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4" }, "r265": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "4", "Subparagraph": "(e)(4)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-4" }, "r266": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "5", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-5" }, "r267": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "5", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-5" }, "r268": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "5", "Subparagraph": "(b)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-5" }, "r269": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "5", "Subparagraph": "(c)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479654/326-10-65-5" }, "r270": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "11", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-11" }, "r271": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "13", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-13" }, "r272": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "14", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-14" }, "r273": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "16", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-16" }, "r274": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479319/326-20-50-5" }, "r275": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479130/326-30-45-1" }, "r276": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479106/326-30-50-4" }, "r277": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479106/326-30-50-4" }, "r278": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479106/326-30-50-4" }, "r279": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479106/326-30-50-7" }, "r280": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "326", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "9", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479106/326-30-50-9" }, "r281": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "360", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482099/360-10-50-3" }, "r282": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "405", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147477123/405-50-65-1" }, "r283": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "420", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482017/420-10-50-1" }, "r284": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "440", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482648/440-10-50-4" }, "r285": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "440", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482648/440-10-50-4" }, "r286": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "450", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-1" }, "r287": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "450", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-4" }, "r288": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "450", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "9", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-9" }, "r289": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "450", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SAB Topic 5.Y.Q2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480102/450-20-S99-1" }, "r290": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "450", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SAB Topic 5.Y.Q4)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480102/450-20-S99-1" }, "r291": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "460", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482425/460-10-50-3" }, "r292": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1A", "Subparagraph": "(SX 210.13-01(a)(4)(i))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A" }, "r293": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1A", "Subparagraph": "(SX 210.13-01(a)(4)(iii)(A))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A" }, "r294": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1A", "Subparagraph": "(SX 210.13-01(a)(4)(iv))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A" }, "r295": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1A", "Subparagraph": "(SX 210.13-01(a)(5))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A" }, "r296": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1B", "Subparagraph": "(SX 210.13-02(a)(4)(i))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B" }, "r297": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1B", "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B" }, "r298": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1B", "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B" }, "r299": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1B", "Subparagraph": "(SX 210.13-02(a)(4)(iv))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B" }, "r300": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1B", "Subparagraph": "(SX 210.13-02(a)(5))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1B" }, "r301": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1B", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B" }, "r302": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1B", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B" }, "r303": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1B", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B" }, "r304": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1B", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B" }, "r305": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1B", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B" }, "r306": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1B", "Subparagraph": "(h)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B" }, "r307": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1D", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1D" }, "r308": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1D", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1D" }, "r309": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1D", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1D" }, "r310": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1E", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1E" }, "r311": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1E", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1E" }, "r312": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1E", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1E" }, "r313": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1F", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1F" }, "r314": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1F", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1F" }, "r315": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1F", "Subparagraph": "(b)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1F" }, "r316": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1F", "Subparagraph": "(b)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1F" }, "r317": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1I", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1I" }, "r318": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-4" }, "r319": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-4" }, "r320": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-6" }, "r321": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "13", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13" }, "r322": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "13", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13" }, "r323": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "13", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13" }, "r324": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "13", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13" }, "r325": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "13", "Subparagraph": "(g)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13" }, "r326": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "13", "Subparagraph": "(h)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13" }, "r327": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "13", "Subparagraph": "(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13" }, "r328": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "14", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-14" }, "r329": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "14", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-14" }, "r330": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "14", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-14" }, "r331": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "16", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-16" }, "r332": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "18", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-18" }, "r333": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "18", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-18" }, "r334": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "18", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-18" }, "r335": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "18", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-18" }, "r336": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-2" }, "r337": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-3" }, "r338": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.3-04)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480008/505-10-S99-1" }, "r339": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1" }, "r340": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(iv)(01)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1" }, "r341": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(iv)(02)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1" }, "r342": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(iv)(02)(A)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1" }, "r343": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(iv)(02)(B)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1" }, "r344": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(iv)(02)(C)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1" }, "r345": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(iv)(03)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1" }, "r346": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "715", "SubTopic": "80", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480576/715-80-50-5" }, "r347": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "715", "SubTopic": "80", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(f)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480576/715-80-50-5" }, "r348": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "Name": "Accounting Standards Codification", "Publisher": "FASB", "URI": "https://asc.fasb.org//718/tableOfContent" }, "r349": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "35", "Paragraph": "1D", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480483/718-10-35-1D" }, "r350": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "35", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480483/718-10-35-2" }, "r351": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "35", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480483/718-10-35-3" }, "r352": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r353": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r354": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r355": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r356": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r357": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r358": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r359": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iv)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r360": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iv)(01)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r361": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iv)(02)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r362": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iv)(03)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r363": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iv)(04)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r364": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r365": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r366": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(iii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r367": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(iii)(01)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r368": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(iii)(02)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r369": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(iii)(03)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r370": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(d)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r371": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(d)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r372": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(e)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r373": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(e)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r374": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(f)(2)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r375": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(f)(2)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r376": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(f)(2)(iii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r377": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(f)(2)(iv)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r378": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(f)(2)(v)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r379": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(h)(1)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r380": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(h)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r381": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(h)(2)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r382": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r383": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(l)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r384": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "15", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480336/718-10-65-15" }, "r385": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "15", "Subparagraph": "(f)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480336/718-10-65-15" }, "r386": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "15", "Subparagraph": "(f)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480336/718-10-65-15" }, "r387": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SAB Topic 14.F)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479830/718-10-S99-1" }, "r388": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "730", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482916/730-10-50-1" }, "r389": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "730", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483041/730-20-50-1" }, "r390": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "10B", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482525/740-10-45-10B" }, "r391": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "25", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482525/740-10-45-25" }, "r392": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "28", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482525/740-10-45-28" }, "r393": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "10", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-10" }, "r394": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "15A", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-15A" }, "r395": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "17", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-17" }, "r396": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "19", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-19" }, "r397": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-2" }, "r398": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "20", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-20" }, "r399": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "9", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-9" }, "r400": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "8", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482615/740-10-65-8" }, "r401": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "8", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482615/740-10-65-8" }, "r402": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "8", "Subparagraph": "(d)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482615/740-10-65-8" }, "r403": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "8", "Subparagraph": "(d)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482615/740-10-65-8" }, "r404": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "8", "Subparagraph": "(e)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482615/740-10-65-8" }, "r405": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SAB TOPIC 6.I.7)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479360/740-10-S99-1" }, "r406": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "805", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479907/805-20-50-5" }, "r407": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "805", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "3", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479845/805-20-65-3" }, "r408": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "805", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "3", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479845/805-20-65-3" }, "r409": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "805", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "3", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479845/805-20-65-3" }, "r410": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "808", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479402/808-10-50-1" }, "r411": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "810", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "19", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481231/810-10-45-19" }, "r412": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "810", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "25", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481231/810-10-45-25" }, "r413": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "810", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "25", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481231/810-10-45-25" }, "r414": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "810", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1A", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-1A" }, "r415": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "810", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1A", "Subparagraph": "(c)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-1A" }, "r416": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "810", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(bb)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-3" }, "r417": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "810", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481203/810-10-50-3" }, "r418": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-5" }, "r419": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r420": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r421": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r422": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r423": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r424": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(h)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r425": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(h)(1)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r426": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(h)(1)(iii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r427": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(h)(1)(iv)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r428": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(i)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r429": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(i)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480528/815-20-65-6" }, "r430": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480237/815-40-50-5" }, "r431": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480237/815-40-50-6" }, "r432": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r433": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(a)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r434": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(a)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r435": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(b)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r436": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(b)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r437": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r438": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r439": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(e)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r440": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(e)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r441": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(e)(4)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r442": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r443": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-2" }, "r444": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2" }, "r445": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2" }, "r446": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2" }, "r447": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(bbb)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2" }, "r448": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(bbb)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2" }, "r449": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(bbb)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2" }, "r450": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-3" }, "r451": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6A", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-6A" }, "r452": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "13", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482477/820-10-65-13" }, "r453": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "13", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482477/820-10-65-13" }, "r454": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "28", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482907/825-10-50-28" }, "r455": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "30", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482907/825-10-50-30" }, "r456": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "31", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482907/825-10-50-31" }, "r457": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "32", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482907/825-10-50-32" }, "r458": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482833/825-10-65-5" }, "r459": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482833/825-10-65-6" }, "r460": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482833/825-10-65-6" }, "r461": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(c)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482833/825-10-65-6" }, "r462": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "6", "Subparagraph": "(c)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482833/825-10-65-6" }, "r463": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "830", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "17", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-17" }, "r464": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "830", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "20", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-20" }, "r465": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "830", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "20", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-20" }, "r466": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "830", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "20", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-20" }, "r467": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "830", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "20", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-20" }, "r468": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "830", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "20", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481694/830-30-45-20" }, "r469": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "830", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481674/830-30-50-1" }, "r470": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "830", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481674/830-30-50-2" }, "r471": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "832", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483482/832-10-65-1" }, "r472": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "832", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483482/832-10-65-1" }, "r473": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "835", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483013/835-20-50-1" }, "r474": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "835", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482925/835-30-45-3" }, "r475": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "835", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482900/835-30-50-1" }, "r476": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "842", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "5", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479832/842-10-65-5" }, "r477": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "842", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "5", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479832/842-10-65-5" }, "r478": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "842", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "5", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479832/842-10-65-5" }, "r479": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "842", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "5", "Subparagraph": "(d)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479832/842-10-65-5" }, "r480": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "842", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479041/842-20-45-1" }, "r481": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "842", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479041/842-20-45-1" }, "r482": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "842", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479041/842-20-45-5" }, "r483": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "842", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-1" }, "r484": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "842", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(g)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4" }, "r485": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "842", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-6" }, "r486": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "848", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483550/848-10-65-2" }, "r487": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "848", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483550/848-10-65-2" }, "r488": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "848", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(a)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483550/848-10-65-2" }, "r489": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "848", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(a)(3)(iii)(01)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483550/848-10-65-2" }, "r490": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "848", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(a)(3)(iii)(03)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483550/848-10-65-2" }, "r491": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "855", "Name": "Accounting Standards Codification", "Publisher": "FASB", "URI": "https://asc.fasb.org//855/tableOfContent" }, "r492": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "855", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483399/855-10-50-2" }, "r493": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "855", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483399/855-10-50-2" }, "r494": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(b)(2)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r495": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(b)(2)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r496": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(b)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r497": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(bb)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r498": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(bb)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r499": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(bb)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r500": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r501": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r502": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r503": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-4" }, "r504": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-4" }, "r505": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-4" }, "r506": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-4" }, "r507": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481444/860-30-45-1" }, "r508": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481420/860-30-50-7" }, "r509": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-3" }, "r510": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(a)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-3" }, "r511": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(a)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-3" }, "r512": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(a)(4)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-3" }, "r513": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r514": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r515": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r516": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)(4)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r517": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)(5)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r518": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)(6)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r519": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)(7)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r520": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r521": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(e)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r522": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(e)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r523": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "860", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(e)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481229/860-50-50-4" }, "r524": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "910", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482546/910-10-50-6" }, "r525": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "924", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SAB Topic 11.L)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479941/924-10-S99-1" }, "r526": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "926", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483194/926-20-65-2" }, "r527": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "926", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483194/926-20-65-2" }, "r528": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "926", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483194/926-20-65-2" }, "r529": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "942", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-03(6))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479853/942-210-S99-1" }, "r530": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "942", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-04(23))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483589/942-220-S99-1" }, "r531": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "942", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-04(26))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483589/942-220-S99-1" }, "r532": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "942", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-04(27))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483589/942-220-S99-1" }, "r533": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "942", "SubTopic": "235", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.9-05(b)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479557/942-235-S99-1" }, "r534": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "942", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3A", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480832/942-320-50-3A" }, "r535": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "942", "SubTopic": "360", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480842/942-360-50-1" }, "r536": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-03(a)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1" }, "r537": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-03(a)(12))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1" }, "r538": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-03(a)(19))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1" }, "r539": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-03(a)(22))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1" }, "r540": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-03(a)(23)(a)(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1" }, "r541": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1" }, "r542": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-03(a)(25))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1" }, "r543": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-03(a)(8))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1" }, "r544": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-04(11))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1" }, "r545": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-04(16))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1" }, "r546": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-04(18))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1" }, "r547": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-04(19))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1" }, "r548": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-04(2)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1" }, "r549": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-04(22))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1" }, "r550": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-04(23))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1" }, "r551": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-04(3)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1" }, "r552": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-04(3)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1" }, "r553": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-04(9))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483586/944-220-S99-1" }, "r554": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7A", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480081/944-40-50-7A" }, "r555": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r556": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r557": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r558": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(f)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r559": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(f)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r560": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(g)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r561": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(g)(2)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r562": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(g)(2)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r563": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(g)(2)(iii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r564": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(g)(2)(iv)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r565": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(h)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r566": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "2", "Subparagraph": "(h)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480016/944-40-65-2" }, "r567": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-03(d))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3" }, "r568": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-03(f)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3" }, "r569": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-03(f)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3" }, "r570": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-03(f)(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3" }, "r571": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-03(h)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3" }, "r572": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-03(i)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3" }, "r573": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-03(i)(2)(i))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3" }, "r574": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-03(i)(2)(ii))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3" }, "r575": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-03(i)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479886/946-10-S99-3" }, "r576": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "11", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480990/946-20-50-11" }, "r577": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "3", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480767/946-205-45-3" }, "r578": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "4", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480767/946-205-45-4" }, "r579": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480555/946-210-45-4" }, "r580": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-1" }, "r581": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-1" }, "r582": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-1" }, "r583": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-1" }, "r584": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-2" }, "r585": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-6" }, "r586": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(a)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-6" }, "r587": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-6" }, "r588": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-6" }, "r589": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-6" }, "r590": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r591": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(12)(b)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r592": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(12)(b)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r593": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(12)(b)(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r594": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(13)(a)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r595": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(13)(a)(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r596": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(14))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r597": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(15))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r598": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(16)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r599": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(17))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r600": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(19))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r601": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(2)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r602": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(2)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r603": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(3)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r604": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(3)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r605": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(3)(c))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r606": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(6)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r607": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(6)(c))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r608": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(6)(d))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r609": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(6)(e))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r610": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(8))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r611": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(9)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r612": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(9)(c))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r613": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(9)(d))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r614": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(9)(e))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r615": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.6-05(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-2" }, "r616": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.6-05(4))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-2" }, "r617": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "3", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483581/946-220-45-3" }, "r618": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "7", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483581/946-220-45-7" }, "r619": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r620": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(2)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r621": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(2)(g)(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r622": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r623": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(a)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r624": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(a)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r625": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(a)(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r626": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(a)(5))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r627": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(a)(6))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r628": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(a)(7))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r629": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(c)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r630": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(c)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r631": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(c)(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r632": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(c)(5))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r633": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(c)(6))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r634": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(7)(c)(7))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r635": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-07(9))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-1" }, "r636": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-09(1)(d))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3" }, "r637": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-09(4)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3" }, "r638": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-09(6))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3" }, "r639": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-09(7))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3" }, "r640": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "235", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481062/946-235-50-2" }, "r641": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "235", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481062/946-235-50-2" }, "r642": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-12(Column A)(Footnote 1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-1" }, "r643": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-12(Column A)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-1" }, "r644": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-12(Column C)(Footnote 5))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-1" }, "r645": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "12", "Subparagraph": "(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-12" }, "r646": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "19", "Subparagraph": "(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-19" }, "r647": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.12-12A(Column A)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-2" }, "r648": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.12-12A(Column C)(Footnote 4))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-2" }, "r649": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 4)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-3" }, "r650": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 4)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-3" }, "r651": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 7))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-3" }, "r652": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-3" }, "r653": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "5D", "Subparagraph": "(SX 210.12-13D(Column B)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-5D" }, "r654": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "5D", "Subparagraph": "(SX 210.12-13D(Column C)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-5D" }, "r655": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "6", "Subparagraph": "(SX 210.12-14(Column A)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-6" }, "r656": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "6", "Subparagraph": "(SX 210.12-14(Column F)(Footnote 7))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-6" }, "r657": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "7", "Subparagraph": "(SX 210.12-15(Column A))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-7" }, "r658": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "7", "Subparagraph": "(SX 210.12-15(Column B))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-7" }, "r659": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "7", "Subparagraph": "(SX 210.12-15(Column C))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-7" }, "r660": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "7", "Subparagraph": "(SX 210.12-15(Column D))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-7" }, "r661": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "505", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481004/946-505-50-2" }, "r662": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "946", "SubTopic": "505", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481004/946-505-50-6" }, "r663": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "948", "SubTopic": "310", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-29(Footnote 4))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479851/948-310-S99-1" }, "r664": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "954", "SubTopic": "440", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480327/954-440-50-1" }, "r665": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "970", "SubTopic": "360", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-28(Column B))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1" }, "r666": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "970", "SubTopic": "360", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-28(Column C))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1" }, "r667": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "970", "SubTopic": "360", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-28(Column D))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1" }, "r668": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "970", "SubTopic": "360", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-28(Column E))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1" }, "r669": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "970", "SubTopic": "360", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-28(Column F))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1" }, "r670": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "970", "SubTopic": "360", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-28(Column G))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1" }, "r671": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "970", "SubTopic": "360", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-28(Column H))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1" }, "r672": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "970", "SubTopic": "360", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-28(Column I))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1" }, "r673": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "970", "SubTopic": "360", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-28(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479438/970-360-S99-1" }, "r674": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "976", "SubTopic": "310", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482856/976-310-50-1" }, "r675": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "978", "SubTopic": "310", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482707/978-310-50-1" }, "r676": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "13H", "Subparagraph": "(b)", "SubTopic": "40", "Topic": "944", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480046/944-40-55-13H" }, "r677": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "7", "Subparagraph": "(SX 210.12-15(Column A))", "SubTopic": "320", "Topic": "946", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-7" }, "r678": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483467/210-10-45-1" }, "r679": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Subparagraph": "(g)(4)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483467/210-10-45-1" }, "r680": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483426/235-10-50-4" }, "r681": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.4-08(m)(1)(ii)(A))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1" }, "r682": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "52", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482635/260-10-55-52" }, "r683": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "30", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-30" }, "r684": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "280", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "31", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482810/280-10-50-31" }, "r685": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "310", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "12A", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481933/310-10-55-12A" }, "r686": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "326", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479081/326-30-55-8" }, "r687": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "340", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "05", "Paragraph": "5", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482955/340-10-05-5" }, "r688": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1B", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B" }, "r689": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "69B", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481568/470-20-55-69B" }, "r690": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "69C", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481568/470-20-55-69C" }, "r691": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "69E", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481568/470-20-55-69E" }, "r692": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "69F", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481568/470-20-55-69F" }, "r693": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "505", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "13", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481112/505-10-50-13" }, "r694": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "606", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "91", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479777/606-10-55-91" }, "r695": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1" }, "r696": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(iv)(01)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1" }, "r697": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "17", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480482/715-20-55-17" }, "r698": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "715", "SubTopic": "80", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "11", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480576/715-80-50-11" }, "r699": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "715", "SubTopic": "80", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480576/715-80-50-6" }, "r700": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "715", "SubTopic": "80", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480547/715-80-55-8" }, "r701": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r702": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "805", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479908/805-50-55-1" }, "r703": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "810", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "4J", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481175/810-10-55-4J" }, "r704": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "810", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "4K", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481175/810-10-55-4K" }, "r705": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "852", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "10", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481372/852-10-55-10" }, "r706": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "944", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "29F", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480046/944-40-55-29F" }, "r707": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-1" }, "r708": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480524/946-210-50-6" }, "r709": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480493/946-210-55-1" }, "r710": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "310", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480833/946-310-45-1" }, "r711": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.12-12(Column A)(Footnote 2)(i))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-1" }, "r712": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "2", "Subparagraph": "(SX 210.12-12A(Column A)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-2" }, "r713": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.12-12B(Column A)(Footnote 1)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-3" }, "r714": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "6", "Subparagraph": "(SX 210.12-14(Column A)(Footnote 2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480032/946-320-S99-6" }, "r715": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "830", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "10", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480167/946-830-55-10" }, "r716": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "830", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "11", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480167/946-830-55-11" }, "r717": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "946", "SubTopic": "830", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "12", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480167/946-830-55-12" }, "r718": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Exchange Act", "Number": "240", "Section": "12", "Subsection": "b" }, "r719": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Exchange Act", "Number": "240", "Section": "12", "Subsection": "b-2" }, "r720": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Exchange Act", "Number": "240", "Section": "12", "Subsection": "d1-1" }, "r721": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 10-Q", "Number": "240", "Section": "308", "Subsection": "a" }, "r722": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "16", "Subsection": "J", "Paragraph": "a" }, "r723": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "6", "Subsection": "F", "Paragraph": "1" }, "r724": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "6", "Subsection": "F", "Paragraph": "1", "Subparagraph": "i" }, "r725": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "6", "Subsection": "F", "Paragraph": "1", "Subparagraph": "i", "Sentence": "A" }, "r726": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "6", "Subsection": "F", "Paragraph": "1", "Subparagraph": "i", "Sentence": "B" }, "r727": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "6", "Subsection": "F", "Paragraph": "1", "Subparagraph": "i", "Sentence": "C" }, "r728": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "6", "Subsection": "F", "Paragraph": "1", "Subparagraph": "i", "Sentence": "D" }, "r729": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "6", "Subsection": "F", "Paragraph": "1", "Subparagraph": "i", "Sentence": "E" }, "r730": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "6", "Subsection": "F", "Paragraph": "1", "Subparagraph": "ii" }, "r731": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "6", "Subsection": "F", "Paragraph": "1", "Subparagraph": "iii" }, "r732": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Section": "6", "Subsection": "F", "Paragraph": "2" }, "r733": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 20-F", "Subsection": "F", "Paragraph": "1", "Subparagraph": "ii", "Section": "6" }, "r734": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 40-F", "Section": "19", "Paragraph": "a" }, "r735": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 40-F", "Section": "19", "Paragraph": "a", "Subparagraph": "1" }, "r736": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 40-F", "Section": "19", "Paragraph": "a", "Subparagraph": "1", "Sentence": "i" }, "r737": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 40-F", "Section": "19", "Paragraph": "a", "Subparagraph": "1", "Sentence": "ii" }, "r738": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 40-F", "Section": "19", "Paragraph": "a", "Subparagraph": "1", "Sentence": "iii" }, "r739": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 40-F", "Section": "19", "Paragraph": "a", "Subparagraph": "1", "Sentence": "iv" }, "r740": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 40-F", "Section": "19", "Paragraph": "a", "Subparagraph": "1", "Sentence": "v" }, "r741": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 40-F", "Section": "19", "Paragraph": "a", "Subparagraph": "2" }, "r742": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 40-F", "Section": "19", "Paragraph": "a", "Subparagraph": "3" }, "r743": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form 40-F", "Section": "19", "Paragraph": "b" }, "r744": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-CSR", "Section": "18", "Paragraph": "a" }, "r745": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-CSR", "Section": "18", "Paragraph": "a", "Subparagraph": "1" }, "r746": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-CSR", "Section": "18", "Paragraph": "a", "Subparagraph": "1", "Sentence": "i" }, "r747": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-CSR", "Section": "18", "Paragraph": "a", "Subparagraph": "1", "Sentence": "ii" }, "r748": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-CSR", "Section": "18", "Paragraph": "a", "Subparagraph": "1", "Sentence": "iii" }, "r749": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-CSR", "Section": "18", "Paragraph": "a", "Subparagraph": "1", "Sentence": "iv" }, "r750": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-CSR", "Section": "18", "Paragraph": "a", "Subparagraph": "1", "Sentence": "v" }, "r751": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-CSR", "Section": "18", "Paragraph": "a", "Subparagraph": "2" }, "r752": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-CSR", "Section": "18", "Paragraph": "a", "Subparagraph": "3" }, "r753": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Form N-CSR", "Section": "18", "Paragraph": "b" }, "r754": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Forms 10-K, 10-Q, 20-F", "Number": "240", "Section": "13", "Subsection": "a-1" }, "r755": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v" }, "r756": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "1" }, "r757": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "2", "Subparagraph": "ii" }, "r758": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "2", "Subparagraph": "iii" }, "r759": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "2", "Subparagraph": "iv" }, "r760": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "2", "Subparagraph": "vi" }, "r761": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "3" }, "r762": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "4" }, "r763": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "5", "Subparagraph": "i" }, "r764": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "5", "Subparagraph": "ii" }, "r765": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "5", "Subparagraph": "iii" }, "r766": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "5", "Subparagraph": "iv" }, "r767": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "6" }, "r768": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "v", "Paragraph": "6", "Subparagraph": "i" }, "r769": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "w", "Paragraph": "1" }, "r770": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "w", "Paragraph": "1", "Subparagraph": "i" }, "r771": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "w", "Paragraph": "1", "Subparagraph": "i", "Sentence": "A" }, "r772": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "w", "Paragraph": "1", "Subparagraph": "i", "Sentence": "B" }, "r773": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "w", "Paragraph": "1", "Subparagraph": "i", "Sentence": "C" }, "r774": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "w", "Paragraph": "1", "Subparagraph": "i", "Sentence": "D" }, "r775": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "w", "Paragraph": "1", "Subparagraph": "i", "Sentence": "E" }, "r776": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "w", "Paragraph": "1", "Subparagraph": "ii" }, "r777": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "w", "Paragraph": "1", "Subparagraph": "iii" }, "r778": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "w", "Paragraph": "2" }, "r779": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "x", "Paragraph": "1" }, "r780": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "x", "Paragraph": "2" }, "r781": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "x", "Paragraph": "2", "Subparagraph": "ii", "Sentence": "A" }, "r782": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "x", "Paragraph": "2", "Subparagraph": "ii", "Sentence": "C" }, "r783": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "x", "Paragraph": "2", "Subparagraph": "ii", "Sentence": "D" }, "r784": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "x", "Paragraph": "2", "Subparagraph": "ii", "Sentence": "E" }, "r785": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "402", "Subsection": "x", "Paragraph": "2", "Subparagraph": "ii", "Sentence": "F" }, "r786": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "408", "Subsection": "a" }, "r787": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "408", "Subsection": "a", "Paragraph": "1" }, "r788": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "408", "Subsection": "a", "Paragraph": "2", "Subparagraph": "A" }, "r789": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "408", "Subsection": "a", "Paragraph": "2", "Subparagraph": "B" }, "r790": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "408", "Subsection": "a", "Paragraph": "2", "Subparagraph": "C" }, "r791": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "408", "Subsection": "a", "Paragraph": "2", "Subparagraph": "D" }, "r792": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-K", "Number": "229", "Section": "408", "Subsection": "b", "Paragraph": "1" }, "r793": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Regulation S-T", "Number": "232", "Section": "405" }, "r794": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Securities Act", "Number": "7A", "Section": "B", "Subsection": "2" }, "r795": { "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef", "Topic": "272", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483014/272-10-45-3" }, "r796": { "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef", "Topic": "450", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "10", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-10" }, "r797": { "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef", "Topic": "855", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483399/855-10-50-3" }, "r798": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "SubTopic": "10", "Topic": "250", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-3" }, "r799": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(g)(1)", "SubTopic": "20", "Topic": "842", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-4" }, "r800": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Regulation S-K (SK)", "Number": "229", "Section": "1402", "Paragraph": "(a)", "Publisher": "SEC" }, "r801": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Regulation S-K (SK)", "Number": "229", "Section": "1402", "Paragraph": "(b)", "Subparagraph": "(1)", "Publisher": "SEC" }, "r802": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Regulation S-K (SK)", "Number": "229", "Section": "1402", "Paragraph": "(b)", "Subparagraph": "(2)", "Publisher": "SEC" }, "r803": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Regulation S-K (SK)", "Number": "229", "Section": "1402", "Paragraph": "(b)", "Subparagraph": "(3)", "Publisher": "SEC" }, "r804": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Regulation S-K (SK)", "Number": "229", "Section": "1402", "Paragraph": "(c)", "Subparagraph": "(2)(i)", "Publisher": "SEC" }, "r805": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Regulation S-K (SK)", "Number": "229", "Section": "1402", "Paragraph": "(c)", "Subparagraph": "(2)(ii)", "Publisher": "SEC" }, "r806": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Regulation S-K (SK)", "Number": "229", "Section": "1402", "Paragraph": "(c)", "Subparagraph": "(2)(iii)", "Publisher": "SEC" }, "r807": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "205", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483504/205-10-50-1" }, "r808": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "210", "Name": "Accounting Standards Codification", "Publisher": "FASB", "URI": "https://asc.fasb.org//210/tableOfContent" }, "r809": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r810": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r811": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(7))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r812": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "210", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.5-02(9))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480566/210-10-S99-1" }, "r813": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-4" }, "r814": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-5" }, "r815": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "220", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482765/220-10-50-6" }, "r816": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "14", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-14" }, "r817": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "28", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-28" }, "r818": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "28", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482740/230-10-45-28" }, "r819": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "230", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482913/230-10-50-8" }, "r820": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.4-08(d))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1" }, "r821": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.4-08(f))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1" }, "r822": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.4-08(g)(1)(ii))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-1" }, "r823": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "235", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.12-04(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480678/235-10-S99-3" }, "r824": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "23", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-23" }, "r825": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "24", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-24" }, "r826": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483421/250-10-45-5" }, "r827": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483443/250-10-50-4" }, "r828": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "260", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482662/260-10-50-1" }, "r829": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "310", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "13", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481990/310-10-45-13" }, "r830": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481830/320-10-45-1" }, "r831": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "11", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481830/320-10-45-11" }, "r832": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-2" }, "r833": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-5" }, "r834": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "320", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "9", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481800/320-10-50-9" }, "r835": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "321", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479536/321-10-50-3" }, "r836": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "321", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479536/321-10-50-3" }, "r837": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "321", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479536/321-10-50-3" }, "r838": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "323", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481687/323-10-50-3" }, "r839": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "326", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479130/326-30-45-1" }, "r840": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "340", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483032/340-10-45-1" }, "r841": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "410", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "10", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481931/410-30-50-10" }, "r842": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "450", "Name": "Accounting Standards Codification", "Publisher": "FASB", "URI": "https://asc.fasb.org//450/tableOfContent" }, "r843": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "450", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-4" }, "r844": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "450", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "9", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483076/450-20-50-9" }, "r845": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1A", "Subparagraph": "(SX 210.13-01(a)(4)(ii))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A" }, "r846": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "470", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1A", "Subparagraph": "(SX 210.13-01(a)(4)(iii))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480097/470-10-S99-1A" }, "r847": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1B", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1B" }, "r848": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "470", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1D", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481139/470-20-50-1D" }, "r849": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "606", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479806/606-10-50-5" }, "r850": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "715", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480506/715-20-50-1" }, "r851": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r852": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r853": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r854": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r855": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r856": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r857": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iv)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r858": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iv)(01)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r859": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iv)(02)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r860": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iv)(03)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r861": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(1)(iv)(04)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r862": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r863": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r864": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(iii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r865": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(iii)(01)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r866": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(iii)(02)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r867": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(c)(2)(iii)(03)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r868": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(d)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r869": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(d)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r870": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(e)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r871": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(e)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r872": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(f)(2)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r873": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(f)(2)(ii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r874": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(f)(2)(iii)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r875": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(f)(2)(iv)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r876": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(f)(2)(v)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r877": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "718", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480429/718-10-50-2" }, "r878": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "730", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483041/730-20-50-1" }, "r879": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "740", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "15A", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482685/740-10-50-15A" }, "r880": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "805", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "25", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480060/805-50-25-1" }, "r881": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "805", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "30", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480027/805-50-30-1" }, "r882": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "805", "SubTopic": "50", "Name": "Accounting Standards Codification", "Section": "30", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480027/805-50-30-2" }, "r883": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "815", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "65", "Paragraph": "1", "Subparagraph": "(e)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480175/815-40-65-1" }, "r884": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(bbb)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2" }, "r885": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(bbb)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482106/820-10-50-2" }, "r886": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "28", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482907/825-10-50-28" }, "r887": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "842", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-3" }, "r888": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "842", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147478964/842-20-50-6" }, "r889": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "850", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483326/850-10-50-2" }, "r890": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "852", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481404/852-10-50-7" }, "r891": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "852", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481404/852-10-50-7" }, "r892": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r893": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r894": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(c)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-3" }, "r895": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-4" }, "r896": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-4" }, "r897": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "860", "SubTopic": "20", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Subparagraph": "(b)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147481326/860-20-50-4" }, "r898": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "912", "SubTopic": "730", "Name": "Accounting Standards Codification", "Section": "25", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147482517/912-730-25-1" }, "r899": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "942", "SubTopic": "320", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480832/942-320-50-2" }, "r900": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "944", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.7-03(a)(16)(a)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479440/944-210-S99-1" }, "r901": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "944", "SubTopic": "30", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2B", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479432/944-30-50-2B" }, "r902": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "944", "SubTopic": "80", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480109/944-80-50-1" }, "r903": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "4", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147480767/946-205-45-4" }, "r904": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "210", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6-04(18))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147479617/946-210-S99-1" }, "r905": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "3", "Subparagraph": "(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483581/946-220-45-3" }, "r906": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-09(4)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3" }, "r907": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "946", "SubTopic": "220", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "3", "Subparagraph": "(SX 210.6-09(7))", "Publisher": "FASB", "URI": "https://asc.fasb.org//1943274/2147483575/946-220-S99-3" } } }