{ "instance": { "mtcr-10q_20210630.htm": { "axisCustom": 0, "axisStandard": 18, "contextCount": 149, "dts": { "calculationLink": { "local": [ "mtcr-20210630_cal.xml" ] }, "definitionLink": { "local": [ "mtcr-20210630_def.xml" ], "remote": [ "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-eedm-def-2020-01-31.xml", "http://xbrl.fasb.org/srt/2020/elts/srt-eedm1-def-2020-01-31.xml" ] }, "inline": { "local": [ "mtcr-10q_20210630.htm" ] }, "labelLink": { "local": [ "mtcr-20210630_lab.xml" ], "remote": [ "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-doc-2020-01-31.xml", "https://xbrl.sec.gov/dei/2020/dei-doc-2020-01-31.xml" ] }, "presentationLink": { "local": [ "mtcr-20210630_pre.xml" ] }, "referenceLink": { "remote": [ "https://xbrl.sec.gov/dei/2020/dei-ref-2020-01-31.xml", "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-ref-2020-01-31.xml" ] }, "schema": { "local": [ "mtcr-20210630.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", "https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd", "http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd", "https://xbrl.sec.gov/currency/2020/currency-2020-01-31.xsd", "https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd", "http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd", "https://xbrl.sec.gov/exch/2020/exch-2020-01-31.xsd", "http://www.xbrl.org/lrr/arcrole/factExplanatory-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd", "https://xbrl.sec.gov/naics/2017/naics-2017-01-31.xsd", "https://xbrl.sec.gov/sic/2020/sic-2020-01-31.xsd", "http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd", "http://www.xbrl.org/2006/ref-2006-02-27.xsd", "http://xbrl.fasb.org/srt/2020/elts/srt-types-2020-01-31.xsd", "http://xbrl.fasb.org/srt/2020/elts/srt-roles-2020-01-31.xsd", "https://xbrl.sec.gov/stpr/2018/stpr-2018-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2020/elts/us-roles-2020-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2020/elts/us-types-2020-01-31.xsd", "http://www.xbrl.org/lrr/role/deprecated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd", "http://xbrl.fasb.org/us-gaap/2020/elts/us-parts-codification-2020-01-31.xsd" ] } }, "elementCount": 422, "entityCount": 1, "hidden": { "http://fasb.org/us-gaap/2020-01-31": 25, "http://xbrl.sec.gov/dei/2020-01-31": 5, "total": 30 }, "keyCustom": 42, "keyStandard": 305, "memberCustom": 17, "memberStandard": 20, "nsprefix": "mtcr", "nsuri": "http://www.metacrine.com/20210630", "report": { "R1": { "firstAnchor": { "ancestors": [ "p", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "dei:DocumentType", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "document", "isDefault": "true", "longName": "100000 - Document - Document and Entity Information", "role": "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation", "shortName": "Document and Entity Information", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "p", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "dei:DocumentType", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R10": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:LongTermDebtTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100090 - Disclosure - Long-Term Debt", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebt", "shortName": "Long-Term Debt", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:LongTermDebtTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R11": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100100 - Disclosure - Fair Value of Financial Instruments", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstruments", "shortName": "Fair Value of Financial Instruments", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R12": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CashCashEquivalentsAndShortTermInvestmentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100110 - Disclosure - Short-Term Investments", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestments", "shortName": "Short-Term Investments", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CashCashEquivalentsAndShortTermInvestmentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R13": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100120 - Disclosure - Stockholders' Equity", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquity", "shortName": "Stockholders' Equity", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R14": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DefinedContributionPlanTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100130 - Disclosure - 401 (k) Plan", "role": "http://www.metacrine.com/20210630/taxonomy/role/Disclosure401KPlan", "shortName": "401 (k) Plan", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DefinedContributionPlanTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R15": { "firstAnchor": { "ancestors": [ "us-gaap:OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ConsolidationPolicyTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100140 - Disclosure - Organization and Summary of Significant Accounting Policies (Policies)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies", "shortName": "Organization and Summary of Significant Accounting Policies (Policies)", "subGroupType": "policies", "uniqueAnchor": { "ancestors": [ "us-gaap:OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ConsolidationPolicyTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R16": { "firstAnchor": { "ancestors": [ "us-gaap:EarningsPerSharePolicyTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100150 - Disclosure - Organization and Summary of Significant Accounting Policies (Tables)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesTables", "shortName": "Organization and Summary of Significant Accounting Policies (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:EarningsPerSharePolicyTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R17": { "firstAnchor": { "ancestors": [ "mtcr:BalanceSheetDetailsTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "mtcr:PrepaidExpensesAndOtherCurrentAssetsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100160 - Disclosure - Balance Sheet Details (Tables)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsTables", "shortName": "Balance Sheet Details (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "mtcr:BalanceSheetDetailsTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "mtcr:PrepaidExpensesAndOtherCurrentAssetsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R18": { "firstAnchor": { "ancestors": [ "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "mtcr:SummaryOfLesseeOperatingLeaseInformationTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100170 - Disclosure - Commitments and Contingencies (Tables)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesTables", "shortName": "Commitments and Contingencies (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "mtcr:SummaryOfLesseeOperatingLeaseInformationTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R19": { "firstAnchor": { "ancestors": [ "us-gaap:LongTermDebtTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfDebtInstrumentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100180 - Disclosure - Long-Term Debt (Tables)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtTables", "shortName": "Long-Term Debt (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:LongTermDebtTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfDebtInstrumentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R2": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100010 - Statement - Unaudited Condensed Consolidated Balance Sheets", "role": "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets", "shortName": "Unaudited Condensed Consolidated Balance Sheets", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R20": { "firstAnchor": { "ancestors": [ "us-gaap:FairValueDisclosuresTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100190 - Disclosure - Fair Value of Financial Instruments (Tables)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsTables", "shortName": "Fair Value of Financial Instruments (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:FairValueDisclosuresTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R21": { "firstAnchor": { "ancestors": [ "us-gaap:CashCashEquivalentsAndShortTermInvestmentsTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100200 - Disclosure - Short-Term Investments (Tables)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsTables", "shortName": "Short-Term Investments (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:CashCashEquivalentsAndShortTermInvestmentsTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R22": { "firstAnchor": { "ancestors": [ "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "mtcr:ScheduleOfUnvestedShareAndUnvestedStockLiabilityActivityTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100210 - Disclosure - Stockholders' Equity (Tables)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityTables", "shortName": "Stockholders' Equity (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "mtcr:ScheduleOfUnvestedShareAndUnvestedStockLiabilityActivityTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R23": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:RetainedEarningsAccumulatedDeficit", "reportCount": 1, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100220 - Disclosure - Organization and Summary of Significant Accounting Policies - Additional Information (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "shortName": "Organization and Summary of Significant Accounting Policies - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "mtcr:LiquidityAndCapitalResourcesPolicyTextBlock", "us-gaap:OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-5", "lang": null, "name": "us-gaap:CashCashEquivalentsAndShortTermInvestments", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R24": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "us-gaap:EarningsPerSharePolicyTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "reportCount": 1, "unique": true, "unitRef": "U_xbrlishares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100230 - Disclosure - Organization and Summary of Significant Accounting Policies - Summary of Potentially Dilutive Securities Not Included in Calculation of Diluted Net Loss Per Share (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails", "shortName": "Organization and Summary of Significant Accounting Policies - Summary of Potentially Dilutive Securities Not Included in Calculation of Diluted Net Loss Per Share (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "us-gaap:EarningsPerSharePolicyTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "reportCount": 1, "unique": true, "unitRef": "U_xbrlishares", "xsiNil": "false" } }, "R25": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:PrepaidExpensesAndOtherCurrentAssetsTableTextBlock", "mtcr:BalanceSheetDetailsTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "mtcr:PrepaidResearchAndDevelopment", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100240 - Disclosure - Balance Sheet Details - Schedule of Prepaid Expenses and Other Current Assets (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails", "shortName": "Balance Sheet Details - Schedule of Prepaid Expenses and Other Current Assets (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:PrepaidExpensesAndOtherCurrentAssetsTableTextBlock", "mtcr:BalanceSheetDetailsTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "mtcr:PrepaidResearchAndDevelopment", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R26": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:PropertyPlantAndEquipmentTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:PropertyPlantAndEquipmentGross", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100250 - Disclosure - Balance Sheet Details - Schedule of Property and Equipment (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails", "shortName": "Balance Sheet Details - Schedule of Property and Equipment (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:PropertyPlantAndEquipmentTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:PropertyPlantAndEquipmentGross", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R27": { "firstAnchor": { "ancestors": [ "p", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210401_20210630", "decimals": "-5", "first": true, "lang": null, "name": "us-gaap:Depreciation", "reportCount": 1, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100260 - Disclosure - Balance Sheet Details - Additional Information (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsAdditionalInformationDetails", "shortName": "Balance Sheet Details - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": null }, "R28": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfAccruedLiabilitiesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "mtcr:AccruedResearchAndDevelopmentCurrent", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100270 - Disclosure - Balance Sheet Details - Schedule of Accrued Liabilities (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfAccruedLiabilitiesDetails", "shortName": "Balance Sheet Details - Schedule of Accrued Liabilities (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfAccruedLiabilitiesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "mtcr:AccruedResearchAndDevelopmentCurrent", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R29": { "firstAnchor": { "ancestors": [ "p", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20180301_20180331", "decimals": null, "first": true, "lang": "en-US", "name": "mtcr:LesseeOperatingLeaseCommencementPeriod", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100280 - Disclosure - Commitments and Contingencies - Additional Information (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetails", "shortName": "Commitments and Contingencies - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20180301_20180331", "decimals": null, "first": true, "lang": "en-US", "name": "mtcr:LesseeOperatingLeaseCommencementPeriod", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R3": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:PreferredStockParOrStatedValuePerShare", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD_xbrlishares", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100020 - Statement - Unaudited Condensed Consolidated Balance Sheets (Parenthetical)", "role": "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheetsParenthetical", "shortName": "Unaudited Condensed Consolidated Balance Sheets (Parenthetical)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:PreferredStockParOrStatedValuePerShare", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD_xbrlishares", "xsiNil": "false" } }, "R30": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:SummaryOfLesseeOperatingLeaseInformationTableTextBlock", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210401_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OperatingLeaseExpense", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100290 - Disclosure - Commitments and Contingencies - Information Related to Operating Lease (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesInformationRelatedToOperatingLeaseDetails", "shortName": "Commitments and Contingencies - Information Related to Operating Lease (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:SummaryOfLesseeOperatingLeaseInformationTableTextBlock", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210401_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OperatingLeaseExpense", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R31": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:SummaryOfLesseeOperatingLeaseInformationTableTextBlock", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210401_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:VariableLeaseCost", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100300 - Disclosure - Commitments and Contingencies - Information Related to Operating Lease (Parenthetical) (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesInformationRelatedToOperatingLeaseParentheticalDetails", "shortName": "Commitments and Contingencies - Information Related to Operating Lease (Parenthetical) (Details)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:SummaryOfLesseeOperatingLeaseInformationTableTextBlock", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210401_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:VariableLeaseCost", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R32": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100310 - Disclosure - Commitments and Contingencies - Schedule of Future Minimum Noncancelable Operating Lease Payments and Lease Liability (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails", "shortName": "Commitments and Contingencies - Schedule of Future Minimum Noncancelable Operating Lease Payments and Lease Liability (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R33": { "firstAnchor": { "ancestors": [ "p", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_us-gaapTypeOfArrangementAxis_mtcrLicenseAgreementWithSalkInstituteMember_20210630", "decimals": "-5", "first": true, "lang": null, "name": "mtcr:PaymentsBasedUponTheAchievementOfCertainRegulatoryMilestones", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100330 - Disclosure - Commitments and Contingencies - Additional Information 1 (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details", "shortName": "Commitments and Contingencies - Additional Information 1 (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_us-gaapTypeOfArrangementAxis_mtcrLicenseAgreementWithSalkInstituteMember_20210630", "decimals": "-5", "first": true, "lang": null, "name": "mtcr:PaymentsBasedUponTheAchievementOfCertainRegulatoryMilestones", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R34": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfDebtInstrumentsTextBlock", "us-gaap:LongTermDebtTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DebtInstrumentCarryingAmount", "reportCount": 1, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100340 - Disclosure - Long-Term Debt - Schedule of Long-Term Debt (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfLongTermDebtDetails", "shortName": "Long-Term Debt - Schedule of Long-Term Debt (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfDebtInstrumentsTextBlock", "us-gaap:LongTermDebtTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "lang": null, "name": "us-gaap:DebtInstrumentUnamortizedDiscount", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R35": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfDebtInstrumentsTextBlock", "us-gaap:LongTermDebtTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DebtInstrumentCarryingAmount", "reportCount": 1, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100350 - Disclosure - Long-Term Debt - Additional Information (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails", "shortName": "Long-Term Debt - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_us-gaapClassOfWarrantOrRightAxis_mtcrLenderWarrantMember_us-gaapStatementClassOfStockAxis_mtcrSeriesCConvertiblePreferredStockMember_20210101_20210630", "decimals": null, "lang": "en-US", "name": "mtcr:WarrantsExpirationDate", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R36": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfMaturitiesOfLongTermDebtTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "mtcr:LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestRemainderOfFiscalYear", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100360 - Disclosure - Long-Term Debt - Schedule of Future Minimum Principal and Interest Payments under Term Loan (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails", "shortName": "Long-Term Debt - Schedule of Future Minimum Principal and Interest Payments under Term Loan (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfMaturitiesOfLongTermDebtTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "mtcr:LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestRemainderOfFiscalYear", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R37": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "us-gaap:FairValueDisclosuresTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_us-gaapFairValueByMeasurementFrequencyAxis_us-gaapFairValueMeasurementsRecurringMember_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AssetsFairValueDisclosure", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100380 - Disclosure - Fair Value of Financial Instruments - Summary of Financial Instruments Measured at Fair Value on Recurring Basis (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails", "shortName": "Fair Value of Financial Instruments - Summary of Financial Instruments Measured at Fair Value on Recurring Basis (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "us-gaap:FairValueDisclosuresTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_us-gaapFairValueByMeasurementFrequencyAxis_us-gaapFairValueMeasurementsRecurringMember_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AssetsFairValueDisclosure", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R38": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "us-gaap:CashCashEquivalentsAndShortTermInvestmentsTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis", "reportCount": 1, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100390 - Disclosure - Short-Term Investments - Summary of Short-Term Investments (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails", "shortName": "Short-Term Investments - Summary of Short-Term Investments (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "us-gaap:CashCashEquivalentsAndShortTermInvestmentsTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "lang": null, "name": "us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R39": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "us-gaap:CashCashEquivalentsAndShortTermInvestmentsTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis", "reportCount": 1, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100400 - Disclosure - Short-Term Investments - Summary of Maturities of Short-Term Investments (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfMaturitiesOfShortTermInvestmentsDetails", "shortName": "Short-Term Investments - Summary of Maturities of Short-Term Investments (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "ix:continuation", "us-gaap:CashCashEquivalentsAndShortTermInvestmentsTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_us-gaapFinancialInstrumentAxis_mtcrDueInOneYearOrLessMember_20210630", "decimals": "-3", "lang": null, "name": "us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R4": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210401_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ResearchAndDevelopmentExpense", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100030 - Statement - Unaudited Condensed Consolidated Statements of Operations and Comprehensive Loss", "role": "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss", "shortName": "Unaudited Condensed Consolidated Statements of Operations and Comprehensive Loss", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210401_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ResearchAndDevelopmentExpense", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R40": { "firstAnchor": { "ancestors": [ "p", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": "2", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD_xbrlishares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100410 - Disclosure - Stockholders' Equity - Additional Information (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "shortName": "Stockholders' Equity - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": "2", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD_xbrlishares", "xsiNil": "false" } }, "R41": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:ScheduleOfUnvestedShareAndUnvestedStockLiabilityActivityTableTextBlock", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20201231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "reportCount": 1, "unitRef": "U_xbrlishares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100420 - Disclosure - Stockholders' Equity - Summary of Unvested Shares and Unvested Stock Liability (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfUnvestedSharesAndUnvestedStockLiabilityDetails", "shortName": "Stockholders' Equity - Summary of Unvested Shares and Unvested Stock Liability (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:ScheduleOfUnvestedShareAndUnvestedStockLiabilityActivityTableTextBlock", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": "INF", "lang": null, "name": "mtcr:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRepurchasedInPeriod", "reportCount": 1, "unique": true, "unitRef": "U_xbrlishares", "xsiNil": "false" } }, "R42": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20201231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber", "reportCount": 1, "unitRef": "U_xbrlishares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100430 - Disclosure - Stockholders' Equity - Summary of Stock Option Activity (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails", "shortName": "Stockholders' Equity - Summary of Stock Option Activity (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": "INF", "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross", "reportCount": 1, "unique": true, "unitRef": "U_xbrlishares", "xsiNil": "false" } }, "R43": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": "2", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate", "reportCount": 1, "unique": true, "unitRef": "U_xbrlipure", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100440 - Disclosure - Stockholders' Equity - Summary of Fair Value of Stock Option Grants (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails", "shortName": "Stockholders' Equity - Summary of Fair Value of Stock Option Grants (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": "2", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate", "reportCount": 1, "unique": true, "unitRef": "U_xbrlipure", "xsiNil": "false" } }, "R44": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:ScheduleOfUnvestedShareAndUnvestedStockLiabilityActivityTableTextBlock", "us-gaap:StockholdersEquityNoteDisclosureTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20201231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "reportCount": 1, "unitRef": "U_xbrlishares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100450 - Disclosure - Stockholders' Equity - Summary of Restricted Stock Units Activity (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails", "shortName": "Stockholders' Equity - Summary of Restricted Stock Units Activity (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_us-gaapAwardTypeAxis_us-gaapRestrictedStockUnitsRSUMember_20210101_20210630", "decimals": "INF", "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod", "reportCount": 1, "unique": true, "unitRef": "U_xbrlishares", "xsiNil": "false" } }, "R45": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210401_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AllocatedShareBasedCompensationExpense", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100460 - Disclosure - Stockholders' Equity - Stock-Based Compensation Expense Recognized (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityStockBasedCompensationExpenseRecognizedDetails", "shortName": "Stockholders' Equity - Stock-Based Compensation Expense Recognized (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210401_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AllocatedShareBasedCompensationExpense", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R46": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210630", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:CommonStockCapitalSharesReservedForFutureIssuance", "reportCount": 1, "unitRef": "U_xbrlishares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100470 - Disclosure - Stockholders' Equity - Schedule of Common Stock Reserved for Future Issuance (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails", "shortName": "Stockholders' Equity - Schedule of Common Stock Reserved for Future Issuance (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "mtcr:ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_us-gaapStatementClassOfStockAxis_mtcrCommonStockOptionsMember_20210630", "decimals": "INF", "lang": null, "name": "us-gaap:CommonStockCapitalSharesReservedForFutureIssuance", "reportCount": 1, "unique": true, "unitRef": "U_xbrlishares", "xsiNil": "false" } }, "R47": { "firstAnchor": { "ancestors": [ "p", "us-gaap:DefinedContributionPlanTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DescriptionOfDefinedContributionPensionAndOtherPostretirementPlans", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100480 - Disclosure - 401 (k) Plan - Additional Information (Details)", "role": "http://www.metacrine.com/20210630/taxonomy/role/Disclosure401KPlanAdditionalInformationDetails", "shortName": "401 (k) Plan - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:DefinedContributionPlanTextBlock", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DescriptionOfDefinedContributionPensionAndOtherPostretirementPlans", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R5": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ProfitLoss", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100040 - Statement - Unaudited Condensed Consolidated Statements of Cash Flows", "role": "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows", "shortName": "Unaudited Condensed Consolidated Statements of Cash Flows", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ProfitLoss", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R6": { "firstAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_us-gaapStatementClassOfStockAxis_us-gaapConvertiblePreferredStockMember_20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:TemporaryEquityCarryingAmountAttributableToParent", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100050 - Statement - Unaudited Condensed Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Deficit)", "role": "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit", "shortName": "Unaudited Condensed Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Deficit)", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "p", "td", "tr", "table", "div", "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_us-gaapStatementClassOfStockAxis_us-gaapConvertiblePreferredStockMember_20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:TemporaryEquityCarryingAmountAttributableToParent", "reportCount": 1, "unique": true, "unitRef": "U_iso4217USD", "xsiNil": "false" } }, "R7": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100060 - Disclosure - Organization and Summary of Significant Accounting Policies", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPolicies", "shortName": "Organization and Summary of Significant Accounting Policies", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R8": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "mtcr:BalanceSheetDetailsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100070 - Disclosure - Balance Sheet Details", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetails", "shortName": "Balance Sheet Details", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "mtcr:BalanceSheetDetailsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R9": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100080 - Disclosure - Commitment and Contingencies", "role": "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentAndContingencies", "shortName": "Commitment and Contingencies", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "mtcr-10q_20210630.htm", "contextRef": "C_0001634379_20210101_20210630", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } } }, "segmentCount": 44, "tag": { "dei_AmendmentFlag": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.", "label": "Amendment Flag", "terseLabel": "Amendment Flag" } } }, "localname": "AmendmentFlag", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_CityAreaCode": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Area code of city", "label": "City Area Code", "terseLabel": "City Area Code" } } }, "localname": "CityAreaCode", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_CoverAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Cover page.", "label": "Cover [Abstract]" } } }, "localname": "CoverAbstract", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "xbrltype": "stringItemType" }, "dei_CurrentFiscalYearEndDate": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "End date of current fiscal year in the format --MM-DD.", "label": "Current Fiscal Year End Date", "terseLabel": "Current Fiscal Year End Date" } } }, "localname": "CurrentFiscalYearEndDate", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "gMonthDayItemType" }, "dei_DocumentFiscalPeriodFocus": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Fiscal period values are FY, Q1, Q2, and Q3. 1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY.", "label": "Document Fiscal Period Focus", "terseLabel": "Document Fiscal Period Focus" } } }, "localname": "DocumentFiscalPeriodFocus", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "fiscalPeriodItemType" }, "dei_DocumentFiscalYearFocus": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006.", "label": "Document Fiscal Year Focus", "terseLabel": "Document Fiscal Year Focus" } } }, "localname": "DocumentFiscalYearFocus", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "gYearItemType" }, "dei_DocumentPeriodEndDate": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is YYYY-MM-DD.", "label": "Document Period End Date", "terseLabel": "Document Period End Date" } } }, "localname": "DocumentPeriodEndDate", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "dateItemType" }, "dei_DocumentQuarterlyReport": { "auth_ref": [ "r405" ], "lang": { "en-us": { "role": { "documentation": "Boolean flag that is true only for a form used as an quarterly report.", "label": "Document Quarterly Report", "terseLabel": "Document Quarterly Report" } } }, "localname": "DocumentQuarterlyReport", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_DocumentTransitionReport": { "auth_ref": [ "r406" ], "lang": { "en-us": { "role": { "documentation": "Boolean flag that is true only for a form used as a transition report.", "label": "Document Transition Report", "terseLabel": "Document Transition Report" } } }, "localname": "DocumentTransitionReport", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_DocumentType": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.", "label": "Document Type", "terseLabel": "Document Type" } } }, "localname": "DocumentType", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "submissionTypeItemType" }, "dei_EntityAddressAddressLine1": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Address Line 1 such as Attn, Building Name, Street Name", "label": "Entity Address Address Line1", "terseLabel": "Entity Address, Address Line One" } } }, "localname": "EntityAddressAddressLine1", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressAddressLine2": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Address Line 2 such as Street or Suite number", "label": "Entity Address Address Line2", "terseLabel": "Entity Address, Address Line Two" } } }, "localname": "EntityAddressAddressLine2", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressCityOrTown": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Name of the City or Town", "label": "Entity Address City Or Town", "terseLabel": "Entity Address, City or Town" } } }, "localname": "EntityAddressCityOrTown", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressPostalZipCode": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Code for the postal or zip code", "label": "Entity Address Postal Zip Code", "terseLabel": "Entity Address, Postal Zip Code" } } }, "localname": "EntityAddressPostalZipCode", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressStateOrProvince": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Name of the state or province.", "label": "Entity Address State Or Province", "terseLabel": "Entity Address, State or Province" } } }, "localname": "EntityAddressStateOrProvince", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "stateOrProvinceItemType" }, "dei_EntityCentralIndexKey": { "auth_ref": [ "r407" ], "lang": { "en-us": { "role": { "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.", "label": "Entity Central Index Key", "terseLabel": "Entity Central Index Key" } } }, "localname": "EntityCentralIndexKey", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "centralIndexKeyItemType" }, "dei_EntityCommonStockSharesOutstanding": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.", "label": "Entity Common Stock Shares Outstanding", "terseLabel": "Entity Common Stock Shares Outstanding" } } }, "localname": "EntityCommonStockSharesOutstanding", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "sharesItemType" }, "dei_EntityCurrentReportingStatus": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure.", "label": "Entity Current Reporting Status", "terseLabel": "Entity Current Reporting Status" } } }, "localname": "EntityCurrentReportingStatus", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "yesNoItemType" }, "dei_EntityEmergingGrowthCompany": { "auth_ref": [ "r407" ], "lang": { "en-us": { "role": { "documentation": "Indicate if registrant meets the emerging growth company criteria.", "label": "Entity Emerging Growth Company", "terseLabel": "Entity Emerging Growth Company" } } }, "localname": "EntityEmergingGrowthCompany", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntityExTransitionPeriod": { "auth_ref": [ "r409" ], "lang": { "en-us": { "role": { "documentation": "Indicate if an emerging growth company has elected not to use the extended transition period for complying with any new or revised financial accounting standards.", "label": "Entity Ex Transition Period", "terseLabel": "Entity Ex Transition Period" } } }, "localname": "EntityExTransitionPeriod", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntityFileNumber": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.", "label": "Entity File Number", "terseLabel": "Entity File Number" } } }, "localname": "EntityFileNumber", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "fileNumberItemType" }, "dei_EntityFilerCategory": { "auth_ref": [ "r407" ], "lang": { "en-us": { "role": { "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure.", "label": "Entity Filer Category", "terseLabel": "Entity Filer Category" } } }, "localname": "EntityFilerCategory", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "filerCategoryItemType" }, "dei_EntityIncorporationStateCountryCode": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Two-character EDGAR code representing the state or country of incorporation.", "label": "Entity Incorporation State Country Code", "terseLabel": "Entity Incorporation, State or Country Code" } } }, "localname": "EntityIncorporationStateCountryCode", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "edgarStateCountryItemType" }, "dei_EntityInteractiveDataCurrent": { "auth_ref": [ "r408" ], "lang": { "en-us": { "role": { "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).", "label": "Entity Interactive Data Current", "terseLabel": "Entity Interactive Data Current" } } }, "localname": "EntityInteractiveDataCurrent", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "yesNoItemType" }, "dei_EntityRegistrantName": { "auth_ref": [ "r407" ], "lang": { "en-us": { "role": { "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.", "label": "Entity Registrant Name", "terseLabel": "Entity Registrant Name" } } }, "localname": "EntityRegistrantName", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityShellCompany": { "auth_ref": [ "r407" ], "lang": { "en-us": { "role": { "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act.", "label": "Entity Shell Company", "terseLabel": "Entity Shell Company" } } }, "localname": "EntityShellCompany", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntitySmallBusiness": { "auth_ref": [ "r407" ], "lang": { "en-us": { "role": { "documentation": "Indicates that the company is a Smaller Reporting Company (SRC).", "label": "Entity Small Business", "terseLabel": "Entity Small Business" } } }, "localname": "EntitySmallBusiness", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntityTaxIdentificationNumber": { "auth_ref": [ "r407" ], "lang": { "en-us": { "role": { "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.", "label": "Entity Tax Identification Number", "terseLabel": "Entity Tax Identification Number" } } }, "localname": "EntityTaxIdentificationNumber", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "employerIdItemType" }, "dei_LocalPhoneNumber": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Local phone number for entity.", "label": "Local Phone Number", "terseLabel": "Local Phone Number" } } }, "localname": "LocalPhoneNumber", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_Security12bTitle": { "auth_ref": [ "r403" ], "lang": { "en-us": { "role": { "documentation": "Title of a 12(b) registered security.", "label": "Security12b Title", "terseLabel": "Security12b Title" } } }, "localname": "Security12bTitle", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "securityTitleItemType" }, "dei_SecurityExchangeName": { "auth_ref": [ "r404" ], "lang": { "en-us": { "role": { "documentation": "Name of the Exchange on which a security is registered.", "label": "Security Exchange Name", "terseLabel": "Security Exchange Name" } } }, "localname": "SecurityExchangeName", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "edgarExchangeCodeItemType" }, "dei_TradingSymbol": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Trading symbol of an instrument as listed on an exchange.", "label": "Trading Symbol", "terseLabel": "Trading Symbol" } } }, "localname": "TradingSymbol", "nsuri": "http://xbrl.sec.gov/dei/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "tradingSymbolItemType" }, "mtcr_AccruedResearchAndDevelopmentCurrent": { "auth_ref": [], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfAccruedLiabilitiesDetails": { "order": 10010.0, "parentTag": "us-gaap_AccruedLiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Accrued research and development current.", "label": "Accrued Research And Development Current", "terseLabel": "Accrued research and development" } } }, "localname": "AccruedResearchAndDevelopmentCurrent", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfAccruedLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_BalanceSheetDetailsTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Balance sheet details.", "label": "Balance Sheet Details [Text Block]", "terseLabel": "Balance Sheet Details" } } }, "localname": "BalanceSheetDetailsTextBlock", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetails" ], "xbrltype": "textBlockItemType" }, "mtcr_CommonStockOptionsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Common stock options.", "label": "Common Stock Options [Member]", "terseLabel": "Common Stock Options", "verboseLabel": "Common Stock Options Outstanding" } } }, "localname": "CommonStockOptionsMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails" ], "xbrltype": "domainItemType" }, "mtcr_CommonStockWarrantMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Common stock warrant.", "label": "Common Stock Warrant [Member]", "terseLabel": "Common Stock Warrant" } } }, "localname": "CommonStockWarrantMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails" ], "xbrltype": "domainItemType" }, "mtcr_ComputerEquipmentAndSoftwareMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Computer equipment and software.", "label": "Computer Equipment And Software [Member]", "terseLabel": "Computer Equipment and Software" } } }, "localname": "ComputerEquipmentAndSoftwareMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails" ], "xbrltype": "domainItemType" }, "mtcr_DebtInstrumentAccelerationOfMaturityOfDebtThresholdAmount": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Debt instrument, acceleration of maturity of debt, threshold amount.", "label": "Debt Instrument Acceleration Of Maturity Of Debt Threshold Amount", "terseLabel": "Debt instrument, acceleration of maturity of debt, threshold amount" } } }, "localname": "DebtInstrumentAccelerationOfMaturityOfDebtThresholdAmount", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_DebtInstrumentCarryingAmountAndInterestAndFinalPaymentFee": { "auth_ref": [], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails2": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Debt instrument carrying amount and interest and final payment fee.", "label": "Debt Instrument Carrying Amount And Interest And Final Payment Fee", "totalLabel": "Total principal and interest payments" } } }, "localname": "DebtInstrumentCarryingAmountAndInterestAndFinalPaymentFee", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_DebtInstrumentFinalPaymentFee": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Debt instrument final payment fee.", "label": "Debt Instrument Final Payment Fee", "terseLabel": "Debt instrument, final payment fee" } } }, "localname": "DebtInstrumentFinalPaymentFee", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_DebtInstrumentFinalPaymentFeePercentage": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Debt instrument final payment fee percentage.", "label": "Debt Instrument Final Payment Fee Percentage", "terseLabel": "Debt instrument, final payment fee percentage" } } }, "localname": "DebtInstrumentFinalPaymentFeePercentage", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "mtcr_DebtInstrumentInterestAndFinalPaymentFee": { "auth_ref": [], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails2": { "order": 10010.0, "parentTag": "mtcr_DebtInstrumentCarryingAmountAndInterestAndFinalPaymentFee", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Debt instrument interest and final payment fee.", "label": "Debt Instrument Interest And Final Payment Fee", "negatedLabel": "Less interest and final payment fee" } } }, "localname": "DebtInstrumentInterestAndFinalPaymentFee", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_DebtInstrumentPrepaymentFeePercentage": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Debt instrument prepayment fee percentage.", "label": "Debt Instrument Prepayment Fee Percentage", "terseLabel": "Debt instrument, prepayment fee percentage" } } }, "localname": "DebtInstrumentPrepaymentFeePercentage", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "mtcr_DebtInstrumentVariableRate": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Debt instrument variable rate.", "label": "Debt Instrument Variable Rate", "terseLabel": "Debt instrument, variable rate" } } }, "localname": "DebtInstrumentVariableRate", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "mtcr_DueAfterOneYearThroughTwoYearsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Due after one year through two years.", "label": "Due After One Year Through Two Years [Member]", "terseLabel": "Due After One Year Through Two Years" } } }, "localname": "DueAfterOneYearThroughTwoYearsMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfMaturitiesOfShortTermInvestmentsDetails" ], "xbrltype": "domainItemType" }, "mtcr_DueInOneYearOrLessMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Due in one year or less.", "label": "Due In One Year Or Less [Member]", "terseLabel": "Due in One Year or Less" } } }, "localname": "DueInOneYearOrLessMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfMaturitiesOfShortTermInvestmentsDetails" ], "xbrltype": "domainItemType" }, "mtcr_EmployeeStockPurchasePlanMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Employee stock purchase plan.", "label": "Employee Stock Purchase Plan [Member]", "terseLabel": "ESPP" } } }, "localname": "EmployeeStockPurchasePlanMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails" ], "xbrltype": "domainItemType" }, "mtcr_EquityIncentivePlansMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Equity incentive plans.", "label": "Equity Incentive Plans [Member]", "terseLabel": "Equity Incentive Plans" } } }, "localname": "EquityIncentivePlansMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails" ], "xbrltype": "domainItemType" }, "mtcr_FirstTrancheTermLoanMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "First Tranche Term Loan.", "label": "First Tranche Term Loan [Member]", "terseLabel": "First Tranche Term Loan" } } }, "localname": "FirstTrancheTermLoanMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "mtcr_InitialPublicOfferingPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for initial public offering.", "label": "Initial Public Offering Policy [Text Block]", "terseLabel": "Initial Public Offering" } } }, "localname": "InitialPublicOfferingPolicyTextBlock", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "mtcr_LenderWarrantMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Lender Warrant.", "label": "Lender Warrant [Member]", "terseLabel": "Lender Warrant" } } }, "localname": "LenderWarrantMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "mtcr_LesseeOperatingLeaseCommencementPeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Lessee operating lease commencement period.", "label": "Lessee Operating Lease Commencement Period", "terseLabel": "Operating lease commencement period" } } }, "localname": "LesseeOperatingLeaseCommencementPeriod", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "xbrltype": "gYearMonthItemType" }, "mtcr_LicenseAgreementWithSalkInstituteMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "License Agreement with the Salk Institute.", "label": "License Agreement With Salk Institute [Member]", "terseLabel": "License Agreement with Salk Institute" } } }, "localname": "LicenseAgreementWithSalkInstituteMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details" ], "xbrltype": "domainItemType" }, "mtcr_LiquidityAndCapitalResourcesPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for liquidity and capital resources.", "label": "Liquidity And Capital Resources Policy [Text Block]", "terseLabel": "Liquidity and Capital Resources" } } }, "localname": "LiquidityAndCapitalResourcesPolicyTextBlock", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "mtcr_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInNextTwelveMonths": { "auth_ref": [], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails": { "order": 10020.0, "parentTag": "mtcr_DebtInstrumentCarryingAmountAndInterestAndFinalPaymentFee", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Long term debt maturities repayments of principal and interest in next twelve months.", "label": "Long Term Debt Maturities Repayments Of Principal And Interest In Next Twelve Months", "terseLabel": "2022" } } }, "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInNextTwelveMonths", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInYearTwo": { "auth_ref": [], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails": { "order": 10030.0, "parentTag": "mtcr_DebtInstrumentCarryingAmountAndInterestAndFinalPaymentFee", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Long term debt maturities repayments of principal and interest in year two.", "label": "Long Term Debt Maturities Repayments Of Principal And Interest In Year Two", "terseLabel": "2023" } } }, "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestInYearTwo", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestRemainderOfFiscalYear": { "auth_ref": [], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails": { "order": 10010.0, "parentTag": "mtcr_DebtInstrumentCarryingAmountAndInterestAndFinalPaymentFee", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Long term debt maturities repayments of principal and interest remainder of fiscal year.", "label": "Long Term Debt Maturities Repayments Of Principal And Interest Remainder Of Fiscal Year", "terseLabel": "Remaining in 2021" } } }, "localname": "LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestRemainderOfFiscalYear", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_MilestonePaymentsPayable": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Milestone payments payable.", "label": "Milestone Payments Payable", "terseLabel": "Milestone payments payable" } } }, "localname": "MilestonePaymentsPayable", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details" ], "xbrltype": "monetaryItemType" }, "mtcr_NonCashInterestExpense": { "auth_ref": [], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10140.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Non-cash interest expense.", "label": "Non Cash Interest Expense", "terseLabel": "Non-cash interest expense" } } }, "localname": "NonCashInterestExpense", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "mtcr_OperatingLeaseCashPaidForAmountsIncludedInMeasurementOfLeaseLiabilities": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Operating lease cash paid for amounts included in measurement of lease liabilities.", "label": "Operating Lease Cash Paid For Amounts Included In Measurement Of Lease Liabilities", "terseLabel": "Cash paid for amounts included in the measurement of lease liabilities" } } }, "localname": "OperatingLeaseCashPaidForAmountsIncludedInMeasurementOfLeaseLiabilities", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesInformationRelatedToOperatingLeaseDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_OrganizationAndSummaryOfSignificantAccountingPoliciesLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Organization and summary of significant accounting policies.", "label": "Organization And Summary Of Significant Accounting Policies [Line Items]", "terseLabel": "Organization And Summary Of Significant Accounting Policies [Line Items]" } } }, "localname": "OrganizationAndSummaryOfSignificantAccountingPoliciesLineItems", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "mtcr_OrganizationAndSummaryOfSignificantAccountingPoliciesTable": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Organization and summary of significant accounting policies.", "label": "Organization And Summary Of Significant Accounting Policies [Table]", "terseLabel": "Organization And Summary Of Significant Accounting Policies [Table]" } } }, "localname": "OrganizationAndSummaryOfSignificantAccountingPoliciesTable", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "mtcr_PatentCostsPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Patent costs.", "label": "Patent Costs Policy [Text Block]", "terseLabel": "Patent Costs" } } }, "localname": "PatentCostsPolicyTextBlock", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "mtcr_PaymentsBasedUponTheAchievementOfCertainRegulatoryMilestones": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Payments based upon the achievement of certain regulatory milestones.", "label": "Payments Based Upon The Achievement Of Certain Regulatory Milestones", "terseLabel": "Payments based upon the achievement of certain regulatory milestones" } } }, "localname": "PaymentsBasedUponTheAchievementOfCertainRegulatoryMilestones", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details" ], "xbrltype": "monetaryItemType" }, "mtcr_PercentageOfPreferredSharesIssuableOnTermLoansUponExerciseOfWarrant": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Percentage of preferred shares issuable on term loans upon exercise of warrant.", "label": "Percentage Of Preferred Shares Issuable On Term Loans Upon Exercise Of Warrant", "terseLabel": "Percentage of preferred shares issuable on aggregate term loans upon exercise of warrant" } } }, "localname": "PercentageOfPreferredSharesIssuableOnTermLoansUponExerciseOfWarrant", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "mtcr_PreferredStockWarrantMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Preferred stock warrant.", "label": "Preferred Stock Warrant [Member]", "terseLabel": "Preferred Stock Warrant" } } }, "localname": "PreferredStockWarrantMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails" ], "xbrltype": "domainItemType" }, "mtcr_PrepaidExpensesAndOtherCurrentAssetsTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Prepaid expenses and other current assets.", "label": "Prepaid Expenses And Other Current Assets Table [Text Block]", "terseLabel": "Schedule of Prepaid Expenses and Other Current Assets" } } }, "localname": "PrepaidExpensesAndOtherCurrentAssetsTableTextBlock", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsTables" ], "xbrltype": "textBlockItemType" }, "mtcr_PrepaidResearchAndDevelopment": { "auth_ref": [], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails": { "order": 10010.0, "parentTag": "us-gaap_PrepaidExpenseAndOtherAssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Prepaid research and development.", "label": "Prepaid Research And Development", "terseLabel": "Prepaid research and development" } } }, "localname": "PrepaidResearchAndDevelopment", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Schedule of common stock reserved for future issuance.", "label": "Schedule Of Common Stock Reserved For Future Issuance Table [Text Block]", "terseLabel": "Schedule of Common Stock Reserved for Future Issuance" } } }, "localname": "ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityTables" ], "xbrltype": "textBlockItemType" }, "mtcr_ScheduleOfUnvestedShareAndUnvestedStockLiabilityActivityTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Schedule of unvested share and unvested stock liability activity.", "label": "Schedule Of Unvested Share And Unvested Stock Liability Activity Table [Text Block]", "terseLabel": "Summary of Unvested Shares and Unvested Stock Liability" } } }, "localname": "ScheduleOfUnvestedShareAndUnvestedStockLiabilityActivityTableTextBlock", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityTables" ], "xbrltype": "textBlockItemType" }, "mtcr_SeriesCConvertiblePreferredStockMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Series C Convertible Preferred Stock.", "label": "Series C Convertible Preferred Stock [Member]", "terseLabel": "Series C Convertible Preferred Stock" } } }, "localname": "SeriesCConvertiblePreferredStockMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedAndExpectedToVest": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Share-based compensation arrangement by share-based payment award, equity instruments other than options, aggregate intrinsic value, vested and expected to vest.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Vested And Expected To Vest", "terseLabel": "Vested and expected to vest at June 30, 2021" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedAndExpectedToVest", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedStockLiability": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Share-based compensation arrangement by share-based payment award, equity instruments other than options, nonvested stock liability.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Stock Liability", "periodEndLabel": "Unvested Stock Liability, Ending balance", "periodStartLabel": "Unvested Stock Liability, Beginning balance" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedStockLiability", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfUnvestedSharesAndUnvestedStockLiabilityDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Share based compensation arrangement by share based payment award equity instruments other than options released in period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Released In Period", "terseLabel": "Released" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriod", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "sharesItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedWeightedAverageGrantDateFairValue": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Share-based compensation arrangement by share-based payment award, equity instruments other than options, released, weighted average grant date fair value.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Released Weighted Average Grant Date Fair Value", "terseLabel": "Released" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedWeightedAverageGrantDateFairValue", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "perShareItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRepurchasedInPeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Share-based compensation arrangement by share-based payment award, equity instruments other than options, repurchased in period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Repurchased In Period", "negatedLabel": "Number of Unvested Shares, Repurchased shares" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRepurchasedInPeriod", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfUnvestedSharesAndUnvestedStockLiabilityDetails" ], "xbrltype": "sharesItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsStockLiabilityRepurchasedInPeriod": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Share-based compensation arrangement by share-based payment award, equity instruments other than options, stock liability, repurchased in period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Stock Liability Repurchased In Period", "negatedLabel": "Unvested Stock Liability, Repurchased shares" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsStockLiabilityRepurchasedInPeriod", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfUnvestedSharesAndUnvestedStockLiabilityDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsStockLiabilityVestedInPeriod": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Share-based compensation arrangement by share-based payment award, equity instruments other than options, stock liability, vested in period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Stock Liability Vested In Period", "negatedLabel": "Unvested Stock Liability, Vested shares" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsStockLiabilityVestedInPeriod", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfUnvestedSharesAndUnvestedStockLiabilityDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVest": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Share based compensation arrangement by share based payment award equity instruments other than options vested and expected to vest.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested And Expected To Vest", "terseLabel": "Vested and expected to vest at June 30, 2021" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVest", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "sharesItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestWeightedAverageGrantDateFairValue": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Share-based compensation arrangement by share-based payment award, equity instruments other than options, vested and expected to vest, weighted average grant date fair value.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested And Expected To Vest Weighted Average Grant Date Fair Value", "terseLabel": "Vested and expected to vest at June 30, 2021" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestWeightedAverageGrantDateFairValue", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "perShareItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOfferingPeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Share-based compensation arrangement by share-based payment award, offering period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Offering Period", "terseLabel": "Offering period" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOfferingPeriod", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "durationItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOfferingPeriodTerm": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Share-based compensation arrangement by share-based payment award, offering period, term.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Offering Period Term", "terseLabel": "Offering period term" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOfferingPeriodTerm", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Share based compensation arrangement by share based payment award options aggregate intrinsic value.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Aggregate Intrinsic Value [Abstract]", "terseLabel": "Aggregate Intrinsic Value" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "stringItemType" }, "mtcr_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Share based compensation arrangement by share based payment award options outstanding weighted average remaining contractual term.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Remaining Contractual Term [Abstract]", "terseLabel": "Weighted Average Remaining Contractual Term (In Years)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTermAbstract", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "stringItemType" }, "mtcr_StockIssuedDuringPeriodShareVestingOfEarlyStockOptionsExercised": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Stock issued during period share vesting of early stock options exercised.", "label": "Stock Issued During Period Share Vesting Of Early Stock Options Exercised", "terseLabel": "Vesting of early exercised stock options, shares" } } }, "localname": "StockIssuedDuringPeriodShareVestingOfEarlyStockOptionsExercised", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "sharesItemType" }, "mtcr_StockIssuedDuringPeriodValueVestingOfEarlyStockOptionsExercised": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Stock issued during period value vesting of early stock options exercised.", "label": "Stock Issued During Period Value Vesting Of Early Stock Options Exercised", "terseLabel": "Vesting of early exercised stock options" } } }, "localname": "StockIssuedDuringPeriodValueVestingOfEarlyStockOptionsExercised", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "monetaryItemType" }, "mtcr_SummaryOfLesseeOperatingLeaseInformationTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of operating lease expense and cash paid for amounts included in the measurement of lease liabilities.", "label": "Summary Of Lessee Operating Lease Information Table [Text Block]", "terseLabel": "Information Related to Operating Lease" } } }, "localname": "SummaryOfLesseeOperatingLeaseInformationTableTextBlock", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesTables" ], "xbrltype": "textBlockItemType" }, "mtcr_TermLoansMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Term Loans.", "label": "Term Loans [Member]", "terseLabel": "Term Loans" } } }, "localname": "TermLoansMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "mtcr_TwoThousandAndFifteenAndTwoThousandAndTwentyEquityIncentivePlansMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Two thousand and fifteen and two thousand and twenty equity incentive plans.", "label": "Two Thousand And Fifteen And Two Thousand And Twenty Equity Incentive Plans [Member]", "terseLabel": "Equity Plans" } } }, "localname": "TwoThousandAndFifteenAndTwoThousandAndTwentyEquityIncentivePlansMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "mtcr_TwoThousandAndTwentyEmployeeStockPurchasePlanMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Two thousand and twenty employee stock purchase plan.", "label": "Two Thousand And Twenty Employee Stock Purchase Plan [Member]", "terseLabel": "ESPP" } } }, "localname": "TwoThousandAndTwentyEmployeeStockPurchasePlanMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "mtcr_TwoThousandAndTwentyEquityIncentivePlanMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Two thousand and twenty equity incentive plan .", "label": "Two Thousand And Twenty Equity Incentive Plan [Member]", "terseLabel": "2020 Plan" } } }, "localname": "TwoThousandAndTwentyEquityIncentivePlanMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "mtcr_UnderwritersDiscountsAndCommissions": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Underwriter's discounts and commissions.", "label": "Underwriters Discounts And Commissions", "terseLabel": "Underwriter's discounts and commissions" } } }, "localname": "UnderwritersDiscountsAndCommissions", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "mtcr_UnderwritersOptionToPurchaseAdditionalShares": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Underwriter's option to purchase additional shares.", "label": "Underwriters Option To Purchase Additional Shares", "terseLabel": "Underwriter's option to purchase additional shares" } } }, "localname": "UnderwritersOptionToPurchaseAdditionalShares", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "mtcr_UnpaidInitialPublicOfferingCosts": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Unpaid initial public offering costs.", "label": "Unpaid Initial Public Offering Costs", "terseLabel": "Unpaid initial public offering costs" } } }, "localname": "UnpaidInitialPublicOfferingCosts", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "mtcr_UnvestedCommonStockMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Unvested common stock.", "label": "Unvested Common Stock [Member]", "terseLabel": "Unvested Common Stock" } } }, "localname": "UnvestedCommonStockMember", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails" ], "xbrltype": "domainItemType" }, "mtcr_VestingOfCommonStock": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Vesting of common stock.", "label": "Vesting Of Common Stock", "terseLabel": "Vesting of common stock" } } }, "localname": "VestingOfCommonStock", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "mtcr_WarrantsExpirationDate": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Warrants expiration date.", "label": "Warrants Expiration Date", "terseLabel": "Warrant expiration date" } } }, "localname": "WarrantsExpirationDate", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "dateItemType" }, "mtcr_WorkingCapital": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Working capital.", "label": "Working Capital", "terseLabel": "Working capital" } } }, "localname": "WorkingCapital", "nsuri": "http://www.metacrine.com/20210630", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "srt_MaximumMember": { "auth_ref": [ "r214", "r215", "r319", "r320", "r321", "r322", "r323", "r324", "r343", "r375", "r376" ], "lang": { "en-us": { "role": { "label": "Maximum [Member]", "terseLabel": "Maximum" } } }, "localname": "MaximumMember", "nsuri": "http://fasb.org/srt/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails" ], "xbrltype": "domainItemType" }, "srt_MinimumMember": { "auth_ref": [ "r214", "r215", "r319", "r320", "r321", "r322", "r323", "r324", "r343", "r375", "r376" ], "lang": { "en-us": { "role": { "label": "Minimum [Member]", "terseLabel": "Minimum" } } }, "localname": "MinimumMember", "nsuri": "http://fasb.org/srt/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails" ], "xbrltype": "domainItemType" }, "srt_RangeAxis": { "auth_ref": [ "r203", "r214", "r215", "r319", "r320", "r321", "r322", "r323", "r324", "r343", "r375", "r376" ], "lang": { "en-us": { "role": { "label": "Range [Axis]", "terseLabel": "Statistical Measurement" } } }, "localname": "RangeAxis", "nsuri": "http://fasb.org/srt/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails" ], "xbrltype": "stringItemType" }, "srt_RangeMember": { "auth_ref": [ "r203", "r214", "r215", "r319", "r320", "r321", "r322", "r323", "r324", "r343", "r375", "r376" ], "lang": { "en-us": { "role": { "label": "Range [Member]", "terseLabel": "Statistical Measurement" } } }, "localname": "RangeMember", "nsuri": "http://fasb.org/srt/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_AccountsPayableCurrent": { "auth_ref": [ "r31" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10120.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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).", "label": "Accounts Payable Current", "terseLabel": "Accounts payable" } } }, "localname": "AccountsPayableCurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments": { "auth_ref": [ "r80" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10150.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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.", "label": "Accretion Amortization Of Discounts And Premiums Investments", "negatedLabel": "Amortization (accretion) of premiums/discounts on investments, net" } } }, "localname": "AccretionAmortizationOfDiscountsAndPremiumsInvestments", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccruedLiabilitiesCurrent": { "auth_ref": [ "r33" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfAccruedLiabilitiesDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10130.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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).", "label": "Accrued Liabilities Current", "terseLabel": "Accrued liabilities", "totalLabel": "Total accrued liabilities" } } }, "localname": "AccruedLiabilitiesCurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfAccruedLiabilitiesDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccruedLiabilitiesCurrentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Accrued Liabilities Current [Abstract]" } } }, "localname": "AccruedLiabilitiesCurrentAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment": { "auth_ref": [ "r29", "r170" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails": { "order": 10020.0, "parentTag": "us-gaap_PropertyPlantAndEquipmentNet", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.", "label": "Accumulated Depreciation Depletion And Amortization Property Plant And Equipment", "negatedLabel": "Less accumulated depreciation and amortization" } } }, "localname": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": { "auth_ref": [ "r20", "r48", "r49", "r50", "r366", "r381", "r382" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10100.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.", "label": "Accumulated Other Comprehensive Income Loss Net Of Tax", "terseLabel": "Accumulated other comprehensive income" } } }, "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedOtherComprehensiveIncomeMember": { "auth_ref": [ "r47", "r50", "r51", "r91", "r92", "r93", "r273", "r377", "r378" ], "lang": { "en-us": { "role": { "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.", "label": "Accumulated Other Comprehensive Income [Member]", "terseLabel": "Accumulated Other Comprehensive Income (Loss)" } } }, "localname": "AccumulatedOtherComprehensiveIncomeMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "domainItemType" }, "us-gaap_AdditionalPaidInCapitalCommonStock": { "auth_ref": [ "r18" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10090.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.", "label": "Additional Paid In Capital Common Stock", "terseLabel": "Additional paid-in-capital" } } }, "localname": "AdditionalPaidInCapitalCommonStock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AdditionalPaidInCapitalMember": { "auth_ref": [ "r91", "r92", "r93", "r249", "r250", "r251" ], "lang": { "en-us": { "role": { "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.", "label": "Additional Paid In Capital [Member]", "terseLabel": "Additional Paid-In Capital" } } }, "localname": "AdditionalPaidInCapitalMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "domainItemType" }, "us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue": { "auth_ref": [ "r216", "r218", "r255", "r256" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.", "label": "Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value", "terseLabel": "Stock-based compensation" } } }, "localname": "AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "monetaryItemType" }, "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract]", "terseLabel": "Adjustments to reconcile net loss to net cash used in operating activities:" } } }, "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_AllocatedShareBasedCompensationExpense": { "auth_ref": [ "r218", "r245", "r254" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.", "label": "Allocated Share Based Compensation Expense", "verboseLabel": "Total stock-based compensation" } } }, "localname": "AllocatedShareBasedCompensationExpense", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityStockBasedCompensationExpenseRecognizedDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AmortizationOfDebtDiscountPremium": { "auth_ref": [ "r65", "r79", "r297" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.", "label": "Amortization Of Debt Discount Premium", "terseLabel": "Debt discount amortization" } } }, "localname": "AmortizationOfDebtDiscountPremium", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount": { "auth_ref": [ "r111" ], "lang": { "en-us": { "role": { "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.", "label": "Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount", "terseLabel": "Total" } } }, "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis": { "auth_ref": [ "r111" ], "lang": { "en-us": { "role": { "documentation": "Information by type of antidilutive security.", "label": "Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis]", "terseLabel": "Antidilutive Securities" } } }, "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails" ], "xbrltype": "stringItemType" }, "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]", "terseLabel": "Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]" } } }, "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails" ], "xbrltype": "stringItemType" }, "us-gaap_AntidilutiveSecuritiesNameDomain": { "auth_ref": [ "r111" ], "lang": { "en-us": { "role": { "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.", "label": "Antidilutive Securities Name [Domain]", "terseLabel": "Antidilutive Securities, Name" } } }, "localname": "AntidilutiveSecuritiesNameDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ArrangementsAndNonarrangementTransactionsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations.", "label": "Arrangements And Nonarrangement Transactions [Member]", "terseLabel": "Collaborative Arrangement and Arrangement Other than Collaborative" } } }, "localname": "ArrangementsAndNonarrangementTransactionsMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details" ], "xbrltype": "domainItemType" }, "us-gaap_Assets": { "auth_ref": [ "r88", "r128", "r136", "r139", "r152", "r268", "r274", "r288", "r345", "r364" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Assets", "totalLabel": "Total assets" } } }, "localname": "Assets", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AssetsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Assets [Abstract]", "terseLabel": "Assets" } } }, "localname": "AssetsAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "stringItemType" }, "us-gaap_AssetsCurrent": { "auth_ref": [ "r3", "r5", "r45", "r88", "r152", "r268", "r274", "r288" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10150.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Assets Current", "totalLabel": "Total current assets" } } }, "localname": "AssetsCurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AssetsCurrentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Assets Current [Abstract]", "terseLabel": "Current assets:" } } }, "localname": "AssetsCurrentAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "stringItemType" }, "us-gaap_AssetsFairValueDisclosure": { "auth_ref": [ "r279" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.", "label": "Assets Fair Value Disclosure", "terseLabel": "Total assets measured at fair value" } } }, "localname": "AssetsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AssetsFairValueDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Assets Fair Value Disclosure [Abstract]", "terseLabel": "Assets:" } } }, "localname": "AssetsFairValueDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "stringItemType" }, "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax": { "auth_ref": [ "r146" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails": { "order": 10010.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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).", "label": "Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax", "terseLabel": "Unrealized Gains" } } }, "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax": { "auth_ref": [ "r147" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails": { "order": 10020.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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).", "label": "Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax", "negatedLabel": "Unrealized Losses" } } }, "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis": { "auth_ref": [ "r144", "r159" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "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).", "label": "Available For Sale Debt Securities Amortized Cost Basis", "terseLabel": "Amortized Cost", "totalLabel": "Amortized Cost" } } }, "localname": "AvailableForSaleDebtSecuritiesAmortizedCostBasis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfMaturitiesOfShortTermInvestmentsDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtSecurities": { "auth_ref": [ "r143", "r145", "r159", "r350" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails": { "order": 10030.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Available For Sale Securities Debt Securities", "terseLabel": "Estimated Fair Value" } } }, "localname": "AvailableForSaleSecuritiesDebtSecurities", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfMaturitiesOfShortTermInvestmentsDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AwardTypeAxis": { "auth_ref": [ "r219", "r247" ], "lang": { "en-us": { "role": { "documentation": "Information by type of award under share-based payment arrangement.", "label": "Award Type [Axis]", "terseLabel": "Award Type" } } }, "localname": "AwardTypeAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "stringItemType" }, "us-gaap_BalanceSheetRelatedDisclosuresAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Balance Sheet Related Disclosures [Abstract]" } } }, "localname": "BalanceSheetRelatedDisclosuresAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_CashAndCashEquivalentsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Cash And Cash Equivalents [Abstract]" } } }, "localname": "CashAndCashEquivalentsAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_CashAndCashEquivalentsAtCarryingValue": { "auth_ref": [ "r1", "r26", "r81" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10180.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Cash And Cash Equivalents At Carrying Value", "terseLabel": "Cash and cash equivalents" } } }, "localname": "CashAndCashEquivalentsAtCarryingValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashAndCashEquivalentsPolicyTextBlock": { "auth_ref": [ "r9", "r82", "r85" ], "lang": { "en-us": { "role": { "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.", "label": "Cash And Cash Equivalents Policy [Text Block]", "terseLabel": "Cash and Cash Equivalents" } } }, "localname": "CashAndCashEquivalentsPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_CashCashEquivalentsAndShortTermInvestments": { "auth_ref": [ "r26" ], "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Cash Cash Equivalents And Short Term Investments", "terseLabel": "Cash, cash equivalents and short-term investments" } } }, "localname": "CashCashEquivalentsAndShortTermInvestments", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashCashEquivalentsAndShortTermInvestmentsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Cash Cash Equivalents And Short Term Investments [Abstract]" } } }, "localname": "CashCashEquivalentsAndShortTermInvestmentsAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_CashCashEquivalentsAndShortTermInvestmentsTextBlock": { "auth_ref": [ "r150" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure of the components of cash, cash equivalents, and short-term investments. Short-term investments may include current marketable securities.", "label": "Cash Cash Equivalents And Short Term Investments [Text Block]", "terseLabel": "Short-Term Investments" } } }, "localname": "CashCashEquivalentsAndShortTermInvestmentsTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestments" ], "xbrltype": "textBlockItemType" }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": { "auth_ref": [ "r75", "r81", "r84" ], "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents", "periodEndLabel": "Cash and cash equivalents at end of period", "periodStartLabel": "Cash and cash equivalents at beginning of period" } } }, "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect": { "auth_ref": [ "r75", "r289" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) in cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; excluding effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.", "label": "Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect", "totalLabel": "Net (decrease) increase in cash and cash equivalents" } } }, "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Cash Flow Noncash Investing And Financing Activities Disclosure [Abstract]", "terseLabel": "Supplemental non-cash investing and financing activities:" } } }, "localname": "CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_ClassOfStockDomain": { "auth_ref": [ "r86", "r88", "r104", "r105", "r106", "r108", "r110", "r114", "r115", "r116", "r152", "r288" ], "lang": { "en-us": { "role": { "documentation": "Share of stock differentiated by the voting rights the holder receives. Examples include, but are not limited to, common stock, redeemable preferred stock, nonredeemable preferred stock, and convertible stock.", "label": "Class Of Stock [Domain]", "terseLabel": "Class of Stock" } } }, "localname": "ClassOfStockDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "domainItemType" }, "us-gaap_ClassOfStockLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Class Of Stock [Line Items]", "terseLabel": "Class Of Stock [Line Items]" } } }, "localname": "ClassOfStockLineItems", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ClassOfWarrantOrRightAxis": { "auth_ref": [ "r201", "r217" ], "lang": { "en-us": { "role": { "documentation": "Information by type of warrant or right issued.", "label": "Class Of Warrant Or Right [Axis]", "terseLabel": "Class of Warrant or Right" } } }, "localname": "ClassOfWarrantOrRightAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ClassOfWarrantOrRightDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "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.", "label": "Class Of Warrant Or Right [Domain]", "terseLabel": "Class of Warrant or Right" } } }, "localname": "ClassOfWarrantOrRightDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1": { "auth_ref": [ "r193" ], "lang": { "en-us": { "role": { "documentation": "Exercise price per share or per unit of warrants or rights outstanding.", "label": "Class Of Warrant Or Right Exercise Price Of Warrants Or Rights1", "terseLabel": "Warrant exercise price per share" } } }, "localname": "ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight": { "auth_ref": [], "lang": { "en-us": { "role": { "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.", "label": "Class Of Warrant Or Right Number Of Securities Called By Each Warrant Or Right", "terseLabel": "Warrant to purchase number of shares of common stock upon completion of IPO" } } }, "localname": "ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights": { "auth_ref": [ "r193" ], "lang": { "en-us": { "role": { "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.", "label": "Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights", "terseLabel": "Number of preferred stock shares initially exercisable upon funding of first tranche term loan" } } }, "localname": "ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]", "terseLabel": "Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]" } } }, "localname": "CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details" ], "xbrltype": "stringItemType" }, "us-gaap_CommercialPaperMember": { "auth_ref": [ "r180" ], "lang": { "en-us": { "role": { "documentation": "Unsecured promissory note (generally negotiable) that provides institutions with short-term funds.", "label": "Commercial Paper [Member]", "terseLabel": "Commercial Paper" } } }, "localname": "CommercialPaperMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_CommitmentsAndContingencies": { "auth_ref": [ "r40", "r178", "r352", "r370" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10050.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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.", "label": "Commitments And Contingencies", "terseLabel": "Commitments and contingencies (Note 3)" } } }, "localname": "CommitmentsAndContingencies", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Commitments And Contingencies Disclosure [Abstract]" } } }, "localname": "CommitmentsAndContingenciesDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_CommitmentsAndContingenciesDisclosureTextBlock": { "auth_ref": [ "r175", "r176", "r177", "r179" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for commitments and contingencies.", "label": "Commitments And Contingencies Disclosure [Text Block]", "terseLabel": "Commitments and Contingencies" } } }, "localname": "CommitmentsAndContingenciesDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentAndContingencies" ], "xbrltype": "textBlockItemType" }, "us-gaap_CommonStockCapitalSharesReservedForFutureIssuance": { "auth_ref": [ "r42" ], "lang": { "en-us": { "role": { "documentation": "Aggregate number of common shares reserved for future issuance.", "label": "Common Stock Capital Shares Reserved For Future Issuance", "terseLabel": "Common stock available for future issuance" } } }, "localname": "CommonStockCapitalSharesReservedForFutureIssuance", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockMember": { "auth_ref": [ "r91", "r92" ], "lang": { "en-us": { "role": { "documentation": "Stock that is subordinate to all other stock of the issuer.", "label": "Common Stock [Member]", "terseLabel": "Common Stock" } } }, "localname": "CommonStockMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "domainItemType" }, "us-gaap_CommonStockParOrStatedValuePerShare": { "auth_ref": [ "r17" ], "lang": { "en-us": { "role": { "documentation": "Face amount or stated value per share of common stock.", "label": "Common Stock Par Or Stated Value Per Share", "terseLabel": "Common stock, par value" } } }, "localname": "CommonStockParOrStatedValuePerShare", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheetsParenthetical" ], "xbrltype": "perShareItemType" }, "us-gaap_CommonStockSharesAuthorized": { "auth_ref": [ "r17" ], "lang": { "en-us": { "role": { "documentation": "The maximum number of common shares permitted to be issued by an entity's charter and bylaws.", "label": "Common Stock Shares Authorized", "terseLabel": "Common stock, authorized shares" } } }, "localname": "CommonStockSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheetsParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockSharesIssued": { "auth_ref": [ "r17" ], "lang": { "en-us": { "role": { "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.", "label": "Common Stock Shares Issued", "terseLabel": "Common stock, issued shares" } } }, "localname": "CommonStockSharesIssued", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheetsParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockSharesOutstanding": { "auth_ref": [ "r17", "r192" ], "lang": { "en-us": { "role": { "documentation": "Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.", "label": "Common Stock Shares Outstanding", "periodEndLabel": "Balance, shares", "periodStartLabel": "Balance, shares", "terseLabel": "Common stock, outstanding shares" } } }, "localname": "CommonStockSharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheetsParenthetical", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockValue": { "auth_ref": [ "r17" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10080.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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.", "label": "Common Stock Value", "terseLabel": "Common stock, $0.0001 par value; authorized shares \u2013 200,000,000 at June 30, 2021 and December 31, 2020, respectively; issued shares \u2013 26,521,080 and 26,005,934 at June 30, 2021 and December 31, 2020, respectively; outstanding shares \u2013 26,505,924 and 25,969,442 at June 30, 2021 and December 31, 2020, respectively." } } }, "localname": "CommonStockValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_CompensationAndRetirementDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Compensation And Retirement Disclosure [Abstract]" } } }, "localname": "CompensationAndRetirementDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_ComprehensiveIncomeNetOfTax": { "auth_ref": [ "r53", "r55", "r56", "r60", "r354", "r373" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "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.", "label": "Comprehensive Income Net Of Tax", "totalLabel": "Comprehensive loss" } } }, "localname": "ComprehensiveIncomeNetOfTax", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_ComprehensiveIncomePolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for comprehensive income.", "label": "Comprehensive Income Policy Policy [Text Block]", "terseLabel": "Comprehensive Loss" } } }, "localname": "ComprehensiveIncomePolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_ConcentrationRiskCreditRisk": { "auth_ref": [ "r119", "r361" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for credit risk.", "label": "Concentration Risk Credit Risk", "terseLabel": "Concentration of Credit Risk" } } }, "localname": "ConcentrationRiskCreditRisk", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_ConsolidationPolicyTextBlock": { "auth_ref": [ "r85", "r270" ], "lang": { "en-us": { "role": { "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.", "label": "Consolidation Policy [Text Block]", "terseLabel": "Principles of Consolidation and Basis of Presentation" } } }, "localname": "ConsolidationPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_ConvertiblePreferredStockMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Preferred stock that may be exchanged into common shares or other types of securities at the owner's option.", "label": "Convertible Preferred Stock [Member]", "terseLabel": "Convertible Preferred Stock" } } }, "localname": "ConvertiblePreferredStockMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "domainItemType" }, "us-gaap_ConvertiblePreferredStockSharesIssuedUponConversion": { "auth_ref": [ "r15", "r16", "r193", "r196" ], "lang": { "en-us": { "role": { "documentation": "Number of shares issued for each share of convertible preferred stock that is converted.", "label": "Convertible Preferred Stock Shares Issued Upon Conversion", "terseLabel": "Preferred stock automatically converted into Common Stock" } } }, "localname": "ConvertiblePreferredStockSharesIssuedUponConversion", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_CorporateDebtSecuritiesMember": { "auth_ref": [ "r204", "r211", "r383" ], "lang": { "en-us": { "role": { "documentation": "Debt securities issued by domestic or foreign corporate business, banks and other entities with a promise of repayment.", "label": "Corporate Debt Securities [Member]", "terseLabel": "Corporate Debt Securities" } } }, "localname": "CorporateDebtSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_DebtDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Debt Disclosure [Abstract]" } } }, "localname": "DebtDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentBasisSpreadOnVariableRate1": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Percentage points added to the reference rate to compute the variable rate on the debt instrument.", "label": "Debt Instrument Basis Spread On Variable Rate1", "terseLabel": "Debt instrument, basis spread on variable rate" } } }, "localname": "DebtInstrumentBasisSpreadOnVariableRate1", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "us-gaap_DebtInstrumentCarryingAmount": { "auth_ref": [ "r13", "r184", "r346", "r362" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails2": { "order": 10020.0, "parentTag": "mtcr_DebtInstrumentCarryingAmountAndInterestAndFinalPaymentFee", "weight": 1.0 }, "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfLongTermDebtDetails": { "order": 10010.0, "parentTag": "us-gaap_LongTermDebt", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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.", "label": "Debt Instrument Carrying Amount", "terseLabel": "Long-term debt" } } }, "localname": "DebtInstrumentCarryingAmount", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfFutureMinimumPrincipalAndInterestPaymentsUnderTermLoanDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfLongTermDebtDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtInstrumentCovenantCompliance": { "auth_ref": [ "r13", "r359" ], "lang": { "en-us": { "role": { "documentation": "States whether the entity was in compliance with the debt covenants throughout the reporting period, and describes facts and circumstances of any compliance failure.", "label": "Debt Instrument Covenant Compliance", "terseLabel": "Debt instrument, covenant compliance" } } }, "localname": "DebtInstrumentCovenantCompliance", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentFrequencyOfPeriodicPayment": { "auth_ref": [ "r38", "r358" ], "lang": { "en-us": { "role": { "documentation": "Description of the frequency of periodic payments (monthly, quarterly, annual).", "label": "Debt Instrument Frequency Of Periodic Payment", "terseLabel": "Debt instrument, frequency of periodic payment" } } }, "localname": "DebtInstrumentFrequencyOfPeriodicPayment", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentInterestRateTerms": { "auth_ref": [ "r35" ], "lang": { "en-us": { "role": { "documentation": "Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.", "label": "Debt Instrument Interest Rate Terms", "terseLabel": "Debt instrument, interest rate terms" } } }, "localname": "DebtInstrumentInterestRateTerms", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Debt Instrument [Line Items]", "terseLabel": "Debt Instrument [Line Items]" } } }, "localname": "DebtInstrumentLineItems", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentMaturityDate": { "auth_ref": [ "r36", "r283" ], "lang": { "en-us": { "role": { "documentation": "Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.", "label": "Debt Instrument Maturity Date", "terseLabel": "Debt instrument, maturity date" } } }, "localname": "DebtInstrumentMaturityDate", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "dateItemType" }, "us-gaap_DebtInstrumentPaymentTerms": { "auth_ref": [ "r37", "r358" ], "lang": { "en-us": { "role": { "documentation": "Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment.", "label": "Debt Instrument Payment Terms", "terseLabel": "Debt instrument, payment terms" } } }, "localname": "DebtInstrumentPaymentTerms", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentSubjectiveAccelerationClause": { "auth_ref": [ "r181" ], "lang": { "en-us": { "role": { "documentation": "Description of a subjective acceleration clause that is a part of the debt instrument. A subjective acceleration clause is a provision in a debt agreement that states that the creditor may accelerate the scheduled maturities of the obligation under conditions that are not objectively determinable (for example, if the debtor fails to maintain satisfactory operations or if a material adverse change occurs).", "label": "Debt Instrument Subjective Acceleration Clause", "terseLabel": "Debt instrument, subjective acceleration clause" } } }, "localname": "DebtInstrumentSubjectiveAccelerationClause", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentTable": { "auth_ref": [ "r38", "r89", "r193", "r197", "r198", "r199", "r297", "r298", "r300", "r360" ], "lang": { "en-us": { "role": { "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.", "label": "Debt Instrument [Table]", "terseLabel": "Debt Instrument [Table]" } } }, "localname": "DebtInstrumentTable", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentUnamortizedDiscount": { "auth_ref": [ "r297", "r300" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfLongTermDebtDetails": { "order": 10020.0, "parentTag": "us-gaap_LongTermDebt", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, after accumulated amortization, of debt discount.", "label": "Debt Instrument Unamortized Discount", "negatedLabel": "Unamortized debt discount" } } }, "localname": "DebtInstrumentUnamortizedDiscount", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfLongTermDebtDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtInstrumentsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Debt Instruments [Abstract]" } } }, "localname": "DebtInstrumentsAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleTable": { "auth_ref": [ "r150" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of information about investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities Available For Sale [Table]", "terseLabel": "Debt Securities Available For Sale [Table]" } } }, "localname": "DebtSecuritiesAvailableForSaleTable", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfMaturitiesOfShortTermInvestmentsDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock": { "auth_ref": [ "r150" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities Available For Sale Table [Text Block]", "terseLabel": "Summary of Short-Term Investments" } } }, "localname": "DebtSecuritiesAvailableForSaleTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_DefinedContributionPlanCostRecognized": { "auth_ref": [ "r212" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cost for defined contribution plan.", "label": "Defined Contribution Plan Cost Recognized", "terseLabel": "Contributions to plan made by company" } } }, "localname": "DefinedContributionPlanCostRecognized", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/Disclosure401KPlanAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedContributionPlanPlanNameExtensibleList": { "auth_ref": [ "r212" ], "lang": { "en-us": { "role": { "documentation": "Indicates name of defined contribution plan designed to provide retirement benefits. Includes, but is not limited to, legal name of plan.", "label": "Defined Contribution Plan Plan Name Extensible List", "terseLabel": "Defined contribution plan, plan name [Extensible List]" } } }, "localname": "DefinedContributionPlanPlanNameExtensibleList", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/Disclosure401KPlanAdditionalInformationDetails" ], "xbrltype": "extensibleListItemType" }, "us-gaap_DefinedContributionPlanTextBlock": { "auth_ref": [ "r212", "r213" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for defined contribution plan.", "label": "Defined Contribution Plan [Text Block]", "terseLabel": "401 (k) Plan" } } }, "localname": "DefinedContributionPlanTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/Disclosure401KPlan" ], "xbrltype": "textBlockItemType" }, "us-gaap_Depreciation": { "auth_ref": [ "r79", "r168" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10120.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Depreciation", "terseLabel": "Depreciation" } } }, "localname": "Depreciation", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_DescriptionOfDefinedContributionPensionAndOtherPostretirementPlans": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Description of defined contribution pension and other postretirement plans.", "label": "Description Of Defined Contribution Pension And Other Postretirement Plans", "terseLabel": "Defined contribution plan, description" } } }, "localname": "DescriptionOfDefinedContributionPensionAndOtherPostretirementPlans", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/Disclosure401KPlanAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_EarningsPerShareBasicAndDiluted": { "auth_ref": [ "r109" ], "lang": { "en-us": { "role": { "documentation": "The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or 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.", "label": "Earnings Per Share Basic And Diluted", "terseLabel": "Net loss per share, basic and diluted" } } }, "localname": "EarningsPerShareBasicAndDiluted", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "perShareItemType" }, "us-gaap_EarningsPerSharePolicyTextBlock": { "auth_ref": [ "r85", "r111", "r112" ], "lang": { "en-us": { "role": { "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.", "label": "Earnings Per Share Policy [Text Block]", "terseLabel": "Net Loss Per Share" } } }, "localname": "EarningsPerSharePolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_EmployeeRelatedLiabilitiesCurrent": { "auth_ref": [ "r33" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfAccruedLiabilitiesDetails": { "order": 10020.0, "parentTag": "us-gaap_AccruedLiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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).", "label": "Employee Related Liabilities Current", "terseLabel": "Accrued compensation" } } }, "localname": "EmployeeRelatedLiabilitiesCurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfAccruedLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized": { "auth_ref": [ "r246" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cost not yet recognized for nonvested award under share-based payment arrangement.", "label": "Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized", "terseLabel": "Unrecognized stock-based compensation cost" } } }, "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1": { "auth_ref": [ "r246" ], "lang": { "en-us": { "role": { "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.", "label": "Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1", "terseLabel": "Remaining weighted average period of unrecognized stock-based compensation cost" } } }, "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "durationItemType" }, "us-gaap_EquipmentMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Tangible personal property used to produce goods and services.", "label": "Equipment [Member]", "terseLabel": "Laboratory Equipment" } } }, "localname": "EquipmentMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails" ], "xbrltype": "domainItemType" }, "us-gaap_EquityAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Equity [Abstract]" } } }, "localname": "EquityAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_EquityComponentDomain": { "auth_ref": [ "r91", "r92", "r93", "r95", "r100", "r102", "r113", "r153", "r192", "r200", "r249", "r250", "r251", "r264", "r265", "r290", "r291", "r292", "r293", "r294", "r295", "r377", "r378", "r379" ], "lang": { "en-us": { "role": { "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.", "label": "Equity Component [Domain]", "terseLabel": "Equity Component" } } }, "localname": "EquityComponentDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueAdjustmentOfWarrants": { "auth_ref": [ "r79", "r188" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10170.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of expense (income) related to adjustment to fair value of warrant liability.", "label": "Fair Value Adjustment Of Warrants", "terseLabel": "Change in fair value of warrant liability" } } }, "localname": "FairValueAdjustmentOfWarrants", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]", "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]" } } }, "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": { "auth_ref": [ "r279", "r280", "r281", "r286" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis.", "label": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]", "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]" } } }, "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain": { "auth_ref": [ "r284" ], "lang": { "en-us": { "role": { "documentation": "Class of asset.", "label": "Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain]", "terseLabel": "Asset Class" } } }, "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueByAssetClassAxis": { "auth_ref": [ "r279", "r286" ], "lang": { "en-us": { "role": { "documentation": "Information by class of asset.", "label": "Fair Value By Asset Class [Axis]", "terseLabel": "Asset Class" } } }, "localname": "FairValueByAssetClassAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueByFairValueHierarchyLevelAxis": { "auth_ref": [ "r204", "r205", "r206", "r207", "r208", "r209", "r210", "r211", "r280", "r316", "r317", "r318" ], "lang": { "en-us": { "role": { "documentation": "Information by level within fair value hierarchy and fair value measured at net asset value per share as practical expedient.", "label": "Fair Value By Fair Value Hierarchy Level [Axis]", "terseLabel": "Fair Value Hierarchy and NAV" } } }, "localname": "FairValueByFairValueHierarchyLevelAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueByMeasurementFrequencyAxis": { "auth_ref": [ "r279", "r280", "r282", "r283", "r287" ], "lang": { "en-us": { "role": { "documentation": "Information by measurement frequency.", "label": "Fair Value By Measurement Frequency [Axis]", "terseLabel": "Measurement Frequency" } } }, "localname": "FairValueByMeasurementFrequencyAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueDisclosuresAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Fair Value Disclosures [Abstract]" } } }, "localname": "FairValueDisclosuresAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_FairValueDisclosuresTextBlock": { "auth_ref": [ "r285" ], "lang": { "en-us": { "role": { "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.", "label": "Fair Value Disclosures [Text Block]", "terseLabel": "Fair Value of Financial Instruments" } } }, "localname": "FairValueDisclosuresTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstruments" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueInputsLevel1Member": { "auth_ref": [ "r204", "r205", "r210", "r211", "r280", "r316" ], "lang": { "en-us": { "role": { "documentation": "Quoted prices in active markets for identical assets or liabilities that the reporting entity can access at the measurement date.", "label": "Fair Value Inputs Level1 [Member]", "terseLabel": "Quoted Prices in Active Markets For Identical Assets (Level 1)" } } }, "localname": "FairValueInputsLevel1Member", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueInputsLevel2Member": { "auth_ref": [ "r204", "r205", "r210", "r211", "r280", "r317" ], "lang": { "en-us": { "role": { "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.", "label": "Fair Value Inputs Level2 [Member]", "terseLabel": "Significant Other Observable Inputs (Level 2)" } } }, "localname": "FairValueInputsLevel2Member", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueInputsLevel3Member": { "auth_ref": [ "r204", "r205", "r206", "r207", "r208", "r209", "r210", "r211", "r280", "r318" ], "lang": { "en-us": { "role": { "documentation": "Unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.", "label": "Fair Value Inputs Level3 [Member]", "terseLabel": "Significant Observable Inputs (Level 3)" } } }, "localname": "FairValueInputsLevel3Member", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueMeasurementFrequencyDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Measurement frequency.", "label": "Fair Value Measurement Frequency [Domain]", "terseLabel": "Measurement Frequency" } } }, "localname": "FairValueMeasurementFrequencyDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueMeasurementPolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "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.", "label": "Fair Value Measurement Policy Policy [Text Block]", "terseLabel": "Fair Value Measurement" } } }, "localname": "FairValueMeasurementPolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": { "auth_ref": [ "r204", "r205", "r206", "r207", "r208", "r209", "r210", "r211", "r316", "r317", "r318" ], "lang": { "en-us": { "role": { "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value.", "label": "Fair Value Measurements Fair Value Hierarchy [Domain]", "terseLabel": "Fair Value Hierarchy and NAV" } } }, "localname": "FairValueMeasurementsFairValueHierarchyDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueMeasurementsRecurringMember": { "auth_ref": [ "r285", "r287" ], "lang": { "en-us": { "role": { "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.", "label": "Fair Value Measurements Recurring [Member]", "terseLabel": "Fair Value Recurring" } } }, "localname": "FairValueMeasurementsRecurringMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FinancialInstrumentAxis": { "auth_ref": [ "r148", "r149", "r154", "r155", "r156", "r157", "r158", "r160", "r161", "r162", "r163", "r313", "r314", "r315", "r316", "r317", "r318", "r319", "r320", "r321", "r322", "r323", "r324", "r325", "r326", "r327", "r328", "r329", "r330", "r331", "r332", "r333", "r334", "r335", "r336", "r337", "r338", "r339", "r340", "r341", "r342" ], "lang": { "en-us": { "role": { "documentation": "Information by type of financial instrument.", "label": "Financial Instrument [Axis]", "terseLabel": "Financial Instrument" } } }, "localname": "FinancialInstrumentAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfMaturitiesOfShortTermInvestmentsDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FurnitureAndFixturesMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases.", "label": "Furniture And Fixtures [Member]", "terseLabel": "Furniture and Fixtures" } } }, "localname": "FurnitureAndFixturesMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails" ], "xbrltype": "domainItemType" }, "us-gaap_GeneralAndAdministrativeExpense": { "auth_ref": [ "r62" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": 10100.0, "parentTag": "us-gaap_OperatingExpenses", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "General And Administrative Expense", "terseLabel": "General and administrative" } } }, "localname": "GeneralAndAdministrativeExpense", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_GeneralAndAdministrativeExpenseMember": { "auth_ref": [ "r61" ], "lang": { "en-us": { "role": { "documentation": "Primary financial statement caption encompassing general and administrative expense.", "label": "General And Administrative Expense [Member]", "terseLabel": "General and Administrative" } } }, "localname": "GeneralAndAdministrativeExpenseMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityStockBasedCompensationExpenseRecognizedDetails" ], "xbrltype": "domainItemType" }, "us-gaap_IPOMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "First sale of stock by a private company to the public.", "label": "I P O [Member]", "terseLabel": "IPO" } } }, "localname": "IPOMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ImpairmentOfLongLivedAssetsHeldForUse": { "auth_ref": [ "r79", "r167", "r172" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).", "label": "Impairment Of Long Lived Assets Held For Use", "terseLabel": "Long-lived assets, impairment losses" } } }, "localname": "ImpairmentOfLongLivedAssetsHeldForUse", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock": { "auth_ref": [ "r85", "r166", "r174" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for recognizing and measuring the impairment of long-lived assets. An entity also may disclose its accounting policy for long-lived assets to be sold. This policy excludes goodwill and intangible assets.", "label": "Impairment Or Disposal Of Long Lived Assets Policy [Text Block]", "terseLabel": "Impairment of Long-Lived Assets" } } }, "localname": "ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_IncomeStatementAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Income Statement [Abstract]" } } }, "localname": "IncomeStatementAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_IncomeStatementLocationAxis": { "auth_ref": [ "r173" ], "lang": { "en-us": { "role": { "documentation": "Information by location in the income statement.", "label": "Income Statement Location [Axis]", "terseLabel": "Income Statement Location" } } }, "localname": "IncomeStatementLocationAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityStockBasedCompensationExpenseRecognizedDetails" ], "xbrltype": "stringItemType" }, "us-gaap_IncomeStatementLocationDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Location in the income statement.", "label": "Income Statement Location [Domain]", "terseLabel": "Income Statement Location" } } }, "localname": "IncomeStatementLocationDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityStockBasedCompensationExpenseRecognizedDetails" ], "xbrltype": "domainItemType" }, "us-gaap_IncomeTaxPolicyTextBlock": { "auth_ref": [ "r57", "r85", "r258", "r259", "r260", "r261", "r262", "r263", "r399" ], "lang": { "en-us": { "role": { "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.", "label": "Income Tax Policy [Text Block]", "terseLabel": "Income Taxes" } } }, "localname": "IncomeTaxPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities": { "auth_ref": [ "r78" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10190.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.", "label": "Increase Decrease In Accounts Payable And Accrued Liabilities", "terseLabel": "Accounts payable and accrued liabilities" } } }, "localname": "IncreaseDecreaseInAccountsPayableAndAccruedLiabilities", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInOperatingCapitalAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Increase Decrease In Operating Capital [Abstract]", "terseLabel": "Changes in operating assets and liabilities" } } }, "localname": "IncreaseDecreaseInOperatingCapitalAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets": { "auth_ref": [ "r78" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10180.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) in prepaid expenses, and assets classified as other.", "label": "Increase Decrease In Prepaid Deferred Expense And Other Assets", "negatedLabel": "Prepaid expenses and other current assets" } } }, "localname": "IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestExpense": { "auth_ref": [ "r58", "r127", "r296", "r299", "r355" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": 10060.0, "parentTag": "us-gaap_NonoperatingIncomeExpense", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of the cost of borrowed funds accounted for as interest expense.", "label": "Interest Expense", "negatedLabel": "Interest expense" } } }, "localname": "InterestExpense", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestExpenseDebt": { "auth_ref": [ "r65", "r186" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of the cost of borrowed funds accounted for as interest expense for debt.", "label": "Interest Expense Debt", "terseLabel": "Debt interest expense" } } }, "localname": "InterestExpenseDebt", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestPaidNet": { "auth_ref": [ "r73", "r76", "r83" ], "crdr": "credit", "lang": { "en-us": { "role": { "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.", "label": "Interest Paid Net", "terseLabel": "Cash paid for interest" } } }, "localname": "InterestPaidNet", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestPayableCurrentAndNoncurrent": { "auth_ref": [ "r351", "r371" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of interest payable on debt, including, but not limited to, trade payables.", "label": "Interest Payable Current And Noncurrent", "terseLabel": "Accrued interest" } } }, "localname": "InterestPayableCurrentAndNoncurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestReceivable": { "auth_ref": [ "r44" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails": { "order": 10040.0, "parentTag": "us-gaap_PrepaidExpenseAndOtherAssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.", "label": "Interest Receivable", "terseLabel": "Interest receivable" } } }, "localname": "InterestReceivable", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_InvestmentIncomeInterest": { "auth_ref": [ "r63", "r126" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": 10050.0, "parentTag": "us-gaap_NonoperatingIncomeExpense", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.", "label": "Investment Income Interest", "terseLabel": "Interest income" } } }, "localname": "InvestmentIncomeInterest", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_InvestmentPolicyTextBlock": { "auth_ref": [ "r151", "r374" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for investment in financial asset.", "label": "Investment Policy [Text Block]", "terseLabel": "Short-Term Investments" } } }, "localname": "InvestmentPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_InvestmentTypeAxis": { "auth_ref": [ "r384", "r385", "r386", "r387", "r388", "r389", "r390", "r391", "r392", "r393", "r394", "r395", "r396", "r397", "r398" ], "lang": { "en-us": { "role": { "documentation": "Information by type of investments.", "label": "Investment Type [Axis]", "terseLabel": "Investment Type" } } }, "localname": "InvestmentTypeAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_InvestmentTypeCategorizationMember": { "auth_ref": [ "r384", "r385", "r386", "r387", "r388", "r389", "r390", "r391", "r392", "r393", "r394", "r395", "r396", "r397", "r398" ], "lang": { "en-us": { "role": { "documentation": "Asset obtained to generate income or appreciate in value.", "label": "Investment Type Categorization [Member]", "terseLabel": "Investments" } } }, "localname": "InvestmentTypeCategorizationMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments.", "label": "Investments Classified By Contractual Maturity Date Table [Text Block]", "terseLabel": "Summary of Maturities of Short-Term Investments" } } }, "localname": "InvestmentsClassifiedByContractualMaturityDateTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_InvestmentsFairValueDisclosure": { "auth_ref": [ "r279" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.", "label": "Investments Fair Value Disclosure", "terseLabel": "Short-term investments" } } }, "localname": "InvestmentsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LeaseholdImprovementsMember": { "auth_ref": [ "r169" ], "lang": { "en-us": { "role": { "documentation": "Additions or improvements to assets held under a lease arrangement.", "label": "Leasehold Improvements [Member]", "terseLabel": "Leasehold Improvements" } } }, "localname": "LeaseholdImprovementsMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails" ], "xbrltype": "domainItemType" }, "us-gaap_LesseeLeasesPolicyTextBlock": { "auth_ref": [ "r305" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for leasing arrangement entered into by lessee.", "label": "Lessee Leases Policy [Text Block]", "terseLabel": "Leases" } } }, "localname": "LesseeLeasesPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_LesseeOperatingLeaseDiscountRate": { "auth_ref": [ "r308" ], "lang": { "en-us": { "role": { "documentation": "Discount rate used by lessee to determine present value of operating lease payments.", "label": "Lessee Operating Lease Discount Rate", "terseLabel": "Operating lease, discount rate" } } }, "localname": "LesseeOperatingLeaseDiscountRate", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "us-gaap_LesseeOperatingLeaseExistenceOfOptionToExtend": { "auth_ref": [ "r307" ], "lang": { "en-us": { "role": { "documentation": "Indicates (true false) whether lessee has option to extend operating lease.", "label": "Lessee Operating Lease Existence Of Option To Extend", "terseLabel": "Lessee, Operating Lease, Existence of Option to Extend [true false]" } } }, "localname": "LesseeOperatingLeaseExistenceOfOptionToExtend", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "xbrltype": "booleanItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock": { "auth_ref": [ "r311" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.", "label": "Lessee Operating Lease Liability Maturity Table [Text Block]", "terseLabel": "Schedule of Future Minimum Noncancelable Operating Lease Payments and Lease Liability" } } }, "localname": "LesseeOperatingLeaseLiabilityMaturityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue": { "auth_ref": [ "r311" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails2": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease.", "label": "Lessee Operating Lease Liability Payments Due", "totalLabel": "Total lease payments" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths": { "auth_ref": [ "r311" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails": { "order": 10040.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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).", "label": "Lessee Operating Lease Liability Payments Due Next Twelve Months", "terseLabel": "2022" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo": { "auth_ref": [ "r311" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails": { "order": 10050.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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).", "label": "Lessee Operating Lease Liability Payments Due Year Two", "terseLabel": "2023" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearTwo", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear": { "auth_ref": [ "r311" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails": { "order": 10030.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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.", "label": "Lessee Operating Lease Liability Payments Remainder Of Fiscal Year", "terseLabel": "Remaining during 2021" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount": { "auth_ref": [ "r311" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails2": { "order": 10010.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.", "label": "Lessee Operating Lease Liability Undiscounted Excess Amount", "negatedLabel": "Imputed interest" } } }, "localname": "LesseeOperatingLeaseLiabilityUndiscountedExcessAmount", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseOptionToExtend": { "auth_ref": [ "r307" ], "lang": { "en-us": { "role": { "documentation": "Description of terms and conditions of option to extend lessee's operating lease. Includes, but is not limited to, information about option recognized as part of right-of-use asset and lease liability.", "label": "Lessee Operating Lease Option To Extend", "terseLabel": "Operating lease option to extend" } } }, "localname": "LesseeOperatingLeaseOptionToExtend", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_LesseeOperatingLeaseRemainingLeaseTerm": { "auth_ref": [ "r306" ], "lang": { "en-us": { "role": { "documentation": "Remaining lease term of operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "Lessee Operating Lease Remaining Lease Term", "terseLabel": "Operating lease, remaining lease term" } } }, "localname": "LesseeOperatingLeaseRemainingLeaseTerm", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "xbrltype": "durationItemType" }, "us-gaap_LesseeOperatingLeaseTermOfContract": { "auth_ref": [ "r307" ], "lang": { "en-us": { "role": { "documentation": "Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "Lessee Operating Lease Term Of Contract", "terseLabel": "Operating lease term" } } }, "localname": "LesseeOperatingLeaseTermOfContract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" ], "xbrltype": "durationItemType" }, "us-gaap_LiabilitiesAndStockholdersEquity": { "auth_ref": [ "r23", "r88", "r152", "r288", "r347", "r368" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.", "label": "Liabilities And Stockholders Equity", "totalLabel": "Total liabilities and stockholders\u2019 equity" } } }, "localname": "LiabilitiesAndStockholdersEquity", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesAndStockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Liabilities And Stockholders Equity [Abstract]", "terseLabel": "Liabilities and Stockholders\u2019 Equity" } } }, "localname": "LiabilitiesAndStockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "stringItemType" }, "us-gaap_LiabilitiesCurrent": { "auth_ref": [ "r34", "r88", "r152", "r269", "r274", "r275", "r288" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10010.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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.", "label": "Liabilities Current", "totalLabel": "Total current liabilities" } } }, "localname": "LiabilitiesCurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesCurrentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Liabilities Current [Abstract]", "terseLabel": "Current liabilities:" } } }, "localname": "LiabilitiesCurrentAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "stringItemType" }, "us-gaap_LiabilitiesFairValueDisclosure": { "auth_ref": [ "r279" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Fair value of financial and nonfinancial obligations.", "label": "Liabilities Fair Value Disclosure", "verboseLabel": "Fair value of liabilities" } } }, "localname": "LiabilitiesFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LineOfCreditFacilityInitiationDate1": { "auth_ref": [ "r32" ], "lang": { "en-us": { "role": { "documentation": "Date the credit facility first became available, in CCYY-MM-DD format.", "label": "Line Of Credit Facility Initiation Date1", "terseLabel": "Loan agreement date" } } }, "localname": "LineOfCreditFacilityInitiationDate1", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "dateItemType" }, "us-gaap_LongTermDebt": { "auth_ref": [ "r13", "r185", "r346", "r365" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfLongTermDebtDetails": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.", "label": "Long Term Debt", "totalLabel": "Long-term debt, net of debt discount" } } }, "localname": "LongTermDebt", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtScheduleOfLongTermDebtDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LongTermDebtNoncurrent": { "auth_ref": [ "r38" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10030.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.", "label": "Long Term Debt Noncurrent", "terseLabel": "Long-term debt, net of debt discount" } } }, "localname": "LongTermDebtNoncurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_LongTermDebtTextBlock": { "auth_ref": [ "r187" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for long-term debt.", "label": "Long Term Debt [Text Block]", "terseLabel": "Long-Term Debt" } } }, "localname": "LongTermDebtTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebt" ], "xbrltype": "textBlockItemType" }, "us-gaap_LongtermDebtTypeAxis": { "auth_ref": [ "r38" ], "lang": { "en-us": { "role": { "documentation": "Information by type of long-term debt.", "label": "Longterm Debt Type [Axis]", "terseLabel": "Long-term Debt, Type" } } }, "localname": "LongtermDebtTypeAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_LongtermDebtTypeDomain": { "auth_ref": [ "r38", "r183" ], "lang": { "en-us": { "role": { "documentation": "Type of long-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.", "label": "Longterm Debt Type [Domain]", "terseLabel": "Long-term Debt, Type" } } }, "localname": "LongtermDebtTypeDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_NetCashProvidedByUsedInFinancingActivities": { "auth_ref": [ "r75" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10030.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Net Cash Provided By Used In Financing Activities", "totalLabel": "Net cash provided by (used in) financing activities" } } }, "localname": "NetCashProvidedByUsedInFinancingActivities", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Net Cash Provided By Used In Financing Activities [Abstract]", "terseLabel": "Financing activities:" } } }, "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_NetCashProvidedByUsedInInvestingActivities": { "auth_ref": [ "r75" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10020.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Net Cash Provided By Used In Investing Activities", "totalLabel": "Net cash provided by investing activities" } } }, "localname": "NetCashProvidedByUsedInInvestingActivities", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Net Cash Provided By Used In Investing Activities [Abstract]", "terseLabel": "Investing activities:" } } }, "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_NetCashProvidedByUsedInOperatingActivities": { "auth_ref": [ "r75", "r77", "r80" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10010.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect", "weight": 1.0 } }, "lang": { "en-us": { "role": { "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.", "label": "Net Cash Provided By Used In Operating Activities", "totalLabel": "Net cash used in operating activities" } } }, "localname": "NetCashProvidedByUsedInOperatingActivities", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Net Cash Provided By Used In Operating Activities [Abstract]", "terseLabel": "Operating activities:" } } }, "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_NetIncomeLoss": { "auth_ref": [ "r0", "r52", "r54", "r59", "r80", "r88", "r94", "r96", "r97", "r98", "r99", "r101", "r102", "r107", "r128", "r135", "r137", "r138", "r140", "r152", "r288", "r353", "r372" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": 10010.0, "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.", "label": "Net Income Loss", "terseLabel": "Net loss", "totalLabel": "Net loss" } } }, "localname": "NetIncomeLoss", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "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.", "label": "New Accounting Pronouncements Policy Policy [Text Block]", "terseLabel": "Recent Accounting Pronouncements" } } }, "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_NonoperatingIncomeExpense": { "auth_ref": [ "r64" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": 10040.0, "parentTag": "us-gaap_NetIncomeLoss", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).", "label": "Nonoperating Income Expense", "totalLabel": "Total other income (expense)" } } }, "localname": "NonoperatingIncomeExpense", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_NonoperatingIncomeExpenseAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Nonoperating Income Expense [Abstract]", "terseLabel": "Other income (expense):" } } }, "localname": "NonoperatingIncomeExpenseAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "stringItemType" }, "us-gaap_OperatingExpenses": { "auth_ref": [], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": 10080.0, "parentTag": "us-gaap_OperatingIncomeLoss", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Operating Expenses", "totalLabel": "Total operating expenses" } } }, "localname": "OperatingExpenses", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingExpensesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Operating Expenses [Abstract]", "terseLabel": "Operating expenses:" } } }, "localname": "OperatingExpensesAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "stringItemType" }, "us-gaap_OperatingIncomeLoss": { "auth_ref": [ "r128", "r135", "r137", "r138", "r140" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": 10030.0, "parentTag": "us-gaap_NetIncomeLoss", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The net result for the period of deducting operating expenses from operating revenues.", "label": "Operating Income Loss", "totalLabel": "Loss from operations" } } }, "localname": "OperatingIncomeLoss", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseExpense": { "auth_ref": [ "r303" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of operating lease expense. Excludes sublease income.", "label": "Operating Lease Expense", "terseLabel": "Operating lease expense (including variable costs of $96 and $59 during the three months ended June 30, 2021 and 2020, respectively, and $184, and $141 during the six months ended June 30, 2021 and 2020, respectively)" } } }, "localname": "OperatingLeaseExpense", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesInformationRelatedToOperatingLeaseDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseLiability": { "auth_ref": [ "r302" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails2": { "order": 10020.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease.", "label": "Operating Lease Liability", "totalLabel": "Lease liability" } } }, "localname": "OperatingLeaseLiability", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseLiabilityCurrent": { "auth_ref": [ "r302" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails": { "order": 10010.0, "parentTag": "us-gaap_OperatingLeaseLiability", "weight": 1.0 }, "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10140.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.", "label": "Operating Lease Liability Current", "terseLabel": "Current portion of operating lease liability" } } }, "localname": "OperatingLeaseLiabilityCurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseLiabilityNoncurrent": { "auth_ref": [ "r302" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails": { "order": 10020.0, "parentTag": "us-gaap_OperatingLeaseLiability", "weight": 1.0 }, "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10020.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.", "label": "Operating Lease Liability Noncurrent", "terseLabel": "Operating lease liability, net of current portion" } } }, "localname": "OperatingLeaseLiabilityNoncurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumNoncancelableOperatingLeasePaymentsAndLeaseLiabilityDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeasePayments": { "auth_ref": [ "r304", "r310" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10200.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.", "label": "Operating Lease Payments", "negatedLabel": "Lease liability" } } }, "localname": "OperatingLeasePayments", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseRightOfUseAsset": { "auth_ref": [ "r301" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10170.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's right to use underlying asset under operating lease.", "label": "Operating Lease Right Of Use Asset", "terseLabel": "Operating lease right-of-use asset" } } }, "localname": "OperatingLeaseRightOfUseAsset", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense": { "auth_ref": [ "r79" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10160.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of amortization expense for right-of-use asset from operating lease.", "label": "Operating Lease Right Of Use Asset Amortization Expense", "terseLabel": "Amortization of right-of-use asset" } } }, "localname": "OperatingLeaseRightOfUseAssetAmortizationExpense", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Organization Consolidation And Presentation Of Financial Statements [Abstract]" } } }, "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock": { "auth_ref": [ "r90", "r103", "r125", "r278" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for the general note to the financial statements for the reporting entity which may include, descriptions of the basis of presentation, business description, significant accounting policies, consolidations, reclassifications, new pronouncements not yet adopted and changes in accounting principles.", "label": "Organization Consolidation Basis Of Presentation Business Description And Accounting Policies [Text Block]", "terseLabel": "Organization and Summary of Significant Accounting Policies" } } }, "localname": "OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_OtherAccruedLiabilitiesCurrent": { "auth_ref": [ "r6", "r7", "r8", "r33" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfAccruedLiabilitiesDetails": { "order": 10030.0, "parentTag": "us-gaap_AccruedLiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.", "label": "Other Accrued Liabilities Current", "terseLabel": "Other accrued liabilities" } } }, "localname": "OtherAccruedLiabilitiesCurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfAccruedLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherAssetsCurrent": { "auth_ref": [ "r44" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails": { "order": 10030.0, "parentTag": "us-gaap_PrepaidExpenseAndOtherAssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of current assets classified as other.", "label": "Other Assets Current", "terseLabel": "Other current assets" } } }, "localname": "OtherAssetsCurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent [Abstract]", "terseLabel": "Other comprehensive loss:" } } }, "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "stringItemType" }, "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax": { "auth_ref": [ "r46", "r48" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": 10020.0, "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.", "label": "Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax", "terseLabel": "Unrealized gain on investment securities", "verboseLabel": "Unrealized gain on available-for-sale securities, net" } } }, "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherLiabilitiesNoncurrent": { "auth_ref": [ "r39" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10040.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.", "label": "Other Liabilities Noncurrent", "terseLabel": "Other long-term liabilities" } } }, "localname": "OtherLiabilitiesNoncurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherNonoperatingExpense": { "auth_ref": [ "r66" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": 10070.0, "parentTag": "us-gaap_NonoperatingIncomeExpense", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of expense related to nonoperating activities, classified as other.", "label": "Other Nonoperating Expense", "negatedLabel": "Other expense" } } }, "localname": "OtherNonoperatingExpense", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsForRepurchaseOfCommonStock": { "auth_ref": [ "r71" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10050.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cash outflow to reacquire common stock during the period.", "label": "Payments For Repurchase Of Common Stock", "negatedLabel": "Repurchase of unvested common stock" } } }, "localname": "PaymentsForRepurchaseOfCommonStock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsForRepurchaseOfInitialPublicOffering": { "auth_ref": [ "r71" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10070.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cash outflow associated with the repurchase of amount received from entity's first offering of stock to the public.", "label": "Payments For Repurchase Of Initial Public Offering", "negatedLabel": "Payment of initial public offering costs" } } }, "localname": "PaymentsForRepurchaseOfInitialPublicOffering", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsOfStockIssuanceCosts": { "auth_ref": [ "r72" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cash outflow for cost incurred directly with the issuance of an equity security.", "label": "Payments Of Stock Issuance Costs", "terseLabel": "Stock issuance costs" } } }, "localname": "PaymentsOfStockIssuanceCosts", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquireInvestments": { "auth_ref": [ "r69" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10090.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cash outflow associated with the purchase of all investments (debt, security, other) during the period.", "label": "Payments To Acquire Investments", "negatedLabel": "Purchases of short-term investments" } } }, "localname": "PaymentsToAcquireInvestments", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": { "auth_ref": [ "r68" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10080.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "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.", "label": "Payments To Acquire Property Plant And Equipment", "negatedLabel": "Purchases of property and equipment" } } }, "localname": "PaymentsToAcquirePropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PlanNameAxis": { "auth_ref": [ "r219", "r247" ], "lang": { "en-us": { "role": { "documentation": "Information by plan name for share-based payment arrangement.", "label": "Plan Name [Axis]", "terseLabel": "Plan Name" } } }, "localname": "PlanNameAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_PlanNameDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Plan name for share-based payment arrangement.", "label": "Plan Name [Domain]", "terseLabel": "Plan Name" } } }, "localname": "PlanNameDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_PreferredStockMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Preferred shares may provide a preferential dividend to the dividend on common stock and may take precedence over common stock in the event of a liquidation. Preferred shares typically represent an ownership interest in the company.", "label": "Preferred Stock [Member]", "terseLabel": "Preferred Stock" } } }, "localname": "PreferredStockMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "domainItemType" }, "us-gaap_PreferredStockParOrStatedValuePerShare": { "auth_ref": [ "r16" ], "lang": { "en-us": { "role": { "documentation": "Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.", "label": "Preferred Stock Par Or Stated Value Per Share", "terseLabel": "Preferred stock, par value" } } }, "localname": "PreferredStockParOrStatedValuePerShare", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheetsParenthetical" ], "xbrltype": "perShareItemType" }, "us-gaap_PreferredStockSharesAuthorized": { "auth_ref": [ "r16" ], "lang": { "en-us": { "role": { "documentation": "The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.", "label": "Preferred Stock Shares Authorized", "terseLabel": "Preferred stock, authorized shares" } } }, "localname": "PreferredStockSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheetsParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_PreferredStockSharesIssued": { "auth_ref": [ "r16" ], "lang": { "en-us": { "role": { "documentation": "Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.", "label": "Preferred Stock Shares Issued", "terseLabel": "Preferred stock, issued shares" } } }, "localname": "PreferredStockSharesIssued", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheetsParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_PreferredStockSharesOutstanding": { "auth_ref": [ "r16" ], "lang": { "en-us": { "role": { "documentation": "Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.", "label": "Preferred Stock Shares Outstanding", "terseLabel": "Preferred stock, outstanding shares" } } }, "localname": "PreferredStockSharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheetsParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_PreferredStockValue": { "auth_ref": [ "r16" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10070.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.", "label": "Preferred Stock Value", "terseLabel": "Preferred stock, $0.0001 par value; authorized shares - 10,000,000 at June 30, 2021 and December 31, 2020, respectively; issued and outstanding shares - none at June 30, 2021 and December 31, 2020, respectively." } } }, "localname": "PreferredStockValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_PrepaidExpenseAndOtherAssetsCurrent": { "auth_ref": [ "r3", "r24", "r25" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10200.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Prepaid Expense And Other Assets Current", "terseLabel": "Prepaid expenses and other current assets", "totalLabel": "Total prepaid expenses and other current assets" } } }, "localname": "PrepaidExpenseAndOtherAssetsCurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_PrepaidExpenseCurrent": { "auth_ref": [ "r2", "r4", "r164", "r165" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails": { "order": 10020.0, "parentTag": "us-gaap_PrepaidExpenseAndOtherAssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.", "label": "Prepaid Expense Current", "terseLabel": "Prepaid expenses" } } }, "localname": "PrepaidExpenseCurrent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_PrimeRateMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Interest rate charged by financial institutions to their most creditworthy borrowers.", "label": "Prime Rate [Member]", "terseLabel": "Prime Rate" } } }, "localname": "PrimeRateMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ProceedsFromIssuanceInitialPublicOffering": { "auth_ref": [ "r70" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow associated with the amount received from entity's first offering of stock to the public.", "label": "Proceeds From Issuance Initial Public Offering", "terseLabel": "Net proceeds from issuance" } } }, "localname": "ProceedsFromIssuanceInitialPublicOffering", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments": { "auth_ref": [ "r67" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10100.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow associated with the sale, maturity and collection of all investments such as debt, security and so forth during the period.", "label": "Proceeds From Sale Maturity And Collections Of Investments", "terseLabel": "Sales and maturities of short-term investments" } } }, "localname": "ProceedsFromSaleMaturityAndCollectionsOfInvestments", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromStockOptionsExercised": { "auth_ref": [ "r70", "r248" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10040.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cash inflow from exercise of option under share-based payment arrangement.", "label": "Proceeds From Stock Options Exercised", "terseLabel": "Proceeds from exercise of common stock options" } } }, "localname": "ProceedsFromStockOptionsExercised", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromStockPlans": { "auth_ref": [ "r70" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10060.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow associated with the amount received from the stock plan during the period.", "label": "Proceeds From Stock Plans", "terseLabel": "Proceeds from issuance of common stock from employee stock purchase plan" } } }, "localname": "ProceedsFromStockPlans", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProfitLoss": { "auth_ref": [ "r0", "r52", "r54", "r74", "r88", "r94", "r101", "r102", "r128", "r135", "r137", "r138", "r140", "r152", "r267", "r271", "r272", "r276", "r277", "r288", "r356" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10110.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.", "label": "Profit Loss", "terseLabel": "Net loss" } } }, "localname": "ProfitLoss", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Property Plant And Equipment [Abstract]" } } }, "localname": "PropertyPlantAndEquipmentAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentByTypeAxis": { "auth_ref": [ "r29", "r171" ], "lang": { "en-us": { "role": { "documentation": "Information by type of long-lived, physical assets used to produce goods and services and not intended for resale.", "label": "Property Plant And Equipment By Type [Axis]", "terseLabel": "Long-Lived Tangible Asset" } } }, "localname": "PropertyPlantAndEquipmentByTypeAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails" ], "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentGross": { "auth_ref": [ "r28", "r169" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails": { "order": 10010.0, "parentTag": "us-gaap_PropertyPlantAndEquipmentNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.", "label": "Property Plant And Equipment Gross", "terseLabel": "Property and equipment, gross" } } }, "localname": "PropertyPlantAndEquipmentGross", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Property Plant And Equipment [Line Items]", "terseLabel": "Property Plant And Equipment [Line Items]" } } }, "localname": "PropertyPlantAndEquipmentLineItems", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails" ], "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentNet": { "auth_ref": [ "r10", "r11", "r171", "r369" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10160.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Property Plant And Equipment Net", "terseLabel": "Property and equipment, net", "totalLabel": "Property and equipment, net" } } }, "localname": "PropertyPlantAndEquipmentNet", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentPolicyTextBlock": { "auth_ref": [ "r27", "r85", "r171", "r400", "r401" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.", "label": "Property Plant And Equipment Policy [Text Block]", "terseLabel": "Property and Equipment, Net" } } }, "localname": "PropertyPlantAndEquipmentPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_PropertyPlantAndEquipmentTextBlock": { "auth_ref": [ "r10", "r171" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.", "label": "Property Plant And Equipment [Text Block]", "terseLabel": "Schedule of Property and Equipment" } } }, "localname": "PropertyPlantAndEquipmentTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_PropertyPlantAndEquipmentTypeDomain": { "auth_ref": [ "r10", "r169" ], "lang": { "en-us": { "role": { "documentation": "Listing of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.", "label": "Property Plant And Equipment Type [Domain]", "terseLabel": "Long-Lived Tangible Asset" } } }, "localname": "PropertyPlantAndEquipmentTypeDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails" ], "xbrltype": "domainItemType" }, "us-gaap_PropertyPlantAndEquipmentUsefulLife": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.", "label": "Property Plant And Equipment Useful Life", "terseLabel": "Property and equipment, estimated useful life" } } }, "localname": "PropertyPlantAndEquipmentUsefulLife", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "durationItemType" }, "us-gaap_ResearchAndDevelopmentExpense": { "auth_ref": [ "r257", "r402" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss": { "order": 10090.0, "parentTag": "us-gaap_OperatingExpenses", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Research And Development Expense", "terseLabel": "Research and development" } } }, "localname": "ResearchAndDevelopmentExpense", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "monetaryItemType" }, "us-gaap_ResearchAndDevelopmentExpenseMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Primary financial statement caption in which the reported facts about research and development expense have been included.", "label": "Research And Development Expense [Member]", "terseLabel": "Research and Development" } } }, "localname": "ResearchAndDevelopmentExpenseMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityStockBasedCompensationExpenseRecognizedDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ResearchAndDevelopmentExpensePolicy": { "auth_ref": [ "r85", "r257" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for costs it has 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.", "label": "Research And Development Expense Policy", "terseLabel": "Research and Development Costs" } } }, "localname": "ResearchAndDevelopmentExpensePolicy", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_RestrictedStockUnitsRSUMember": { "auth_ref": [], "lang": { "en-us": { "role": { "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.", "label": "Restricted Stock Units R S U [Member]", "terseLabel": "Unvested Restricted Stock Units", "verboseLabel": "Restricted Stock Units" } } }, "localname": "RestrictedStockUnitsRSUMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "domainItemType" }, "us-gaap_RetainedEarningsAccumulatedDeficit": { "auth_ref": [ "r19", "r200", "r252", "r367", "r380", "r382" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10110.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.", "label": "Retained Earnings Accumulated Deficit", "terseLabel": "Accumulated deficit" } } }, "localname": "RetainedEarningsAccumulatedDeficit", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_RetainedEarningsMember": { "auth_ref": [ "r91", "r92", "r93", "r95", "r100", "r102", "r153", "r249", "r250", "r251", "r264", "r265", "r377", "r379" ], "lang": { "en-us": { "role": { "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.", "label": "Retained Earnings [Member]", "terseLabel": "Accumulated Deficit" } } }, "localname": "RetainedEarningsMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "domainItemType" }, "us-gaap_SaleOfStockNameOfTransactionDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Sale of the entity's stock, including, but not limited to, initial public offering (IPO) and private placement.", "label": "Sale Of Stock Name Of Transaction [Domain]", "terseLabel": "Sale of Stock" } } }, "localname": "SaleOfStockNameOfTransactionDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_SaleOfStockPricePerShare": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.", "label": "Sale Of Stock Price Per Share", "terseLabel": "Shares issued, offering price per share" } } }, "localname": "SaleOfStockPricePerShare", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of the components of accrued liabilities.", "label": "Schedule Of Accrued Liabilities Table [Text Block]", "terseLabel": "Schedule of Accrued Liabilities" } } }, "localname": "ScheduleOfAccruedLiabilitiesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable": { "auth_ref": [ "r111" ], "lang": { "en-us": { "role": { "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.", "label": "Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table]", "terseLabel": "Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table]" } } }, "localname": "ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock": { "auth_ref": [ "r111" ], "lang": { "en-us": { "role": { "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.", "label": "Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Text Block]", "terseLabel": "Summary of Potentially Dilutive Securities Not Included in Calculation of Diluted Net Loss Per Share" } } }, "localname": "ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Schedule Of Available For Sale Securities [Line Items]", "terseLabel": "Schedule Of Available For Sale Securities [Line Items]" } } }, "localname": "ScheduleOfAvailableForSaleSecuritiesLineItems", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfMaturitiesOfShortTermInvestmentsDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable": { "auth_ref": [ "r266" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of information about collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations.", "label": "Schedule Of Collaborative Arrangements And Noncollaborative Arrangement Transactions [Table]", "terseLabel": "Schedule Of Collaborative Arrangements And Noncollaborative Arrangement Transactions [Table]" } } }, "localname": "ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfDebtInstrumentsTextBlock": { "auth_ref": [ "r38", "r89", "r193", "r197", "r198", "r199", "r297", "r298", "r300", "r360" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of long-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 entity, if longer.", "label": "Schedule Of Debt Instruments [Text Block]", "terseLabel": "Schedule of Long-Term Debt" } } }, "localname": "ScheduleOfDebtInstrumentsTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock": { "auth_ref": [ "r218", "r244", "r254" ], "lang": { "en-us": { "role": { "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.", "label": "Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Text Block]", "terseLabel": "Summary of Stock-Based Compensation Expense Recognized" } } }, "localname": "ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock": { "auth_ref": [ "r279", "r280" ], "lang": { "en-us": { "role": { "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).", "label": "Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis Table [Text Block]", "terseLabel": "Summary of Financial Instruments Measured at Fair Value on Recurring Basis" } } }, "localname": "ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock": { "auth_ref": [ "r182" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of maturity and sinking fund requirement for long-term debt.", "label": "Schedule Of Maturities Of Long Term Debt Table [Text Block]", "terseLabel": "Schedule of Future Minimum Principal and Interest Payments under Term Loan" } } }, "localname": "ScheduleOfMaturitiesOfLongTermDebtTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfPropertyPlantAndEquipmentTable": { "auth_ref": [ "r29", "r171" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of information about physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.", "label": "Schedule Of Property Plant And Equipment [Table]", "terseLabel": "Schedule Of Property Plant And Equipment [Table]" } } }, "localname": "ScheduleOfPropertyPlantAndEquipmentTable", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureBalanceSheetDetailsScheduleOfPropertyAndEquipmentDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable": { "auth_ref": [ "r219", "r247" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of information about share-based payment arrangement.", "label": "Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]", "terseLabel": "Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]" } } }, "localname": "ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityStockBasedCompensationExpenseRecognizedDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock": { "auth_ref": [ "r225" ], "lang": { "en-us": { "role": { "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.", "label": "Schedule Of Share Based Compensation Restricted Stock Units Award Activity Table [Text Block]", "terseLabel": "Summary of Restricted Stock Units Activity" } } }, "localname": "ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock": { "auth_ref": [ "r225", "r235", "r238" ], "lang": { "en-us": { "role": { "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.", "label": "Schedule Of Share Based Compensation Stock Options Activity Table [Text Block]", "terseLabel": "Summary of Stock Option Activity" } } }, "localname": "ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock": { "auth_ref": [ "r241" ], "lang": { "en-us": { "role": { "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.", "label": "Schedule Of Share Based Payment Award Stock Options Valuation Assumptions Table [Text Block]", "terseLabel": "Summary of Fair Value of Stock Option Grants" } } }, "localname": "ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfStockByClassTable": { "auth_ref": [ "r41", "r86", "r114", "r115", "r189", "r190", "r191", "r193", "r194", "r195", "r197", "r198", "r199", "r200" ], "lang": { "en-us": { "role": { "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.", "label": "Schedule Of Stock By Class [Table]", "terseLabel": "Schedule Of Stock By Class [Table]" } } }, "localname": "ScheduleOfStockByClassTable", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails" ], "xbrltype": "stringItemType" }, "us-gaap_SegmentReportingPolicyPolicyTextBlock": { "auth_ref": [ "r85", "r129", "r130", "r131", "r132", "r133", "r134", "r141" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for segment reporting.", "label": "Segment Reporting Policy Policy [Text Block]", "terseLabel": "Segment Reporting" } } }, "localname": "SegmentReportingPolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_ShareBasedCompensation": { "auth_ref": [ "r78" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows": { "order": 10130.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of noncash expense for share-based payment arrangement.", "label": "Share Based Compensation", "terseLabel": "Stock-based compensation" } } }, "localname": "ShareBasedCompensation", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRights": { "auth_ref": [ "r220" ], "lang": { "en-us": { "role": { "documentation": "Description of service or performance condition required to be met for earning right to award under share-based payment arrangement. Includes, but is not limited to, combination of market, performance or service condition.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Rights", "terseLabel": "Option vesting period term" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRights", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod": { "auth_ref": [ "r230" ], "lang": { "en-us": { "role": { "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period", "negatedLabel": "Cancelled" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue": { "auth_ref": [ "r234" ], "lang": { "en-us": { "role": { "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.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value", "terseLabel": "Cancelled" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": { "auth_ref": [ "r232" ], "lang": { "en-us": { "role": { "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).", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period", "terseLabel": "Granted", "verboseLabel": "Number of shares granted" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": { "auth_ref": [ "r232" ], "lang": { "en-us": { "role": { "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).", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value", "terseLabel": "Granted" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber": { "auth_ref": [ "r231" ], "lang": { "en-us": { "role": { "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.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number", "periodEndLabel": "Number of Unvested Shares, Ending balance", "periodStartLabel": "Number of Unvested Shares, Beginning balance" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfUnvestedSharesAndUnvestedStockLiabilityDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Roll Forward", "terseLabel": "Number of Outstanding Awards" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue": { "auth_ref": [ "r231" ], "lang": { "en-us": { "role": { "documentation": "Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value", "periodEndLabel": "Balance at June 30, 2021", "periodStartLabel": "Balance at December 31, 2020" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Roll Forward", "terseLabel": "Weighted Average Grant Date Fair Value" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod": { "auth_ref": [ "r233" ], "lang": { "en-us": { "role": { "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period", "negatedLabel": "Number of Unvested Shares, Vested shares", "terseLabel": "Number of shares vested" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfUnvestedSharesAndUnvestedStockLiabilityDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate": { "auth_ref": [ "r243" ], "lang": { "en-us": { "role": { "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.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate", "terseLabel": "Expected dividend yield" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails" ], "xbrltype": "percentItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum": { "auth_ref": [], "lang": { "en-us": { "role": { "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.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum", "terseLabel": "Expected volatility, maximum" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails" ], "xbrltype": "percentItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum": { "auth_ref": [], "lang": { "en-us": { "role": { "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.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum", "terseLabel": "Expected volatility, minimum" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails" ], "xbrltype": "percentItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The maximum risk-free interest rate assumption that is used in valuing an option on its own shares.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Maximum", "terseLabel": "Risk-free interest rate. maximum" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails" ], "xbrltype": "percentItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The minimum risk-free interest rate assumption that is used in valuing an option on its own shares.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Minimum", "terseLabel": "Risk-free interest rate, minimum" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails" ], "xbrltype": "percentItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Share Based Compensation Arrangement By Share Based Payment Award [Line Items]", "terseLabel": "Share Based Compensation Arrangement By Share Based Payment Award [Line Items]" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityStockBasedCompensationExpenseRecognizedDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate": { "auth_ref": [ "r247" ], "lang": { "en-us": { "role": { "documentation": "The highest percentage of annual salary that an employee is permitted to utilize with respect to the plan.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Maximum Employee Subscription Rate", "terseLabel": "Maximum contribution percentage of eligible gross compensation" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfSharesPerEmployee": { "auth_ref": [ "r247" ], "lang": { "en-us": { "role": { "documentation": "The highest quantity of shares an employee can purchase under the plan per period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Maximum Number Of Shares Per Employee", "terseLabel": "Maximum number of common stock shares purchase by eligible employees" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumNumberOfSharesPerEmployee", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized": { "auth_ref": [ "r222" ], "lang": { "en-us": { "role": { "documentation": "Number of shares authorized for issuance under share-based payment arrangement.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized", "terseLabel": "Number of shares authorized for issuance" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant": { "auth_ref": [ "r247" ], "lang": { "en-us": { "role": { "documentation": "The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant", "terseLabel": "Number of shares available for issuance" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber": { "auth_ref": [ "r228" ], "lang": { "en-us": { "role": { "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.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number", "terseLabel": "Exercisable at June 30, 2021" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice": { "auth_ref": [ "r228" ], "lang": { "en-us": { "role": { "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.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price", "terseLabel": "Exercisable at June 30, 2021" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue": { "auth_ref": [ "r237" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value", "terseLabel": "Total intrinsic value of stock options exercised" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod": { "auth_ref": [ "r230" ], "lang": { "en-us": { "role": { "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.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period", "negatedLabel": "Cancelled" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Gross number of share options (or share units) granted during the period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross", "terseLabel": "Granted" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": { "auth_ref": [ "r236" ], "lang": { "en-us": { "role": { "documentation": "The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value", "terseLabel": "Weighted average grant date fair value per share of option grants" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue": { "auth_ref": [ "r247" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value", "terseLabel": "Balance" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber": { "auth_ref": [ "r227", "r247" ], "lang": { "en-us": { "role": { "documentation": "Number of options outstanding, including both vested and non-vested options.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number", "periodEndLabel": "Balance at June 30, 2021", "periodStartLabel": "Balance at December 31, 2020" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Roll Forward", "terseLabel": "Number of Outstanding Options" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice": { "auth_ref": [ "r226" ], "lang": { "en-us": { "role": { "documentation": "Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price", "periodEndLabel": "Balance at June 30, 2021", "periodStartLabel": "Balance at December 31, 2020" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Rollforward", "terseLabel": "Weighted Average Exercise Price" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber": { "auth_ref": [ "r240" ], "lang": { "en-us": { "role": { "documentation": "Number of fully vested and expected to vest exercisable options that may be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Number", "terseLabel": "Vested and expected to vest at June 30, 2021" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice": { "auth_ref": [ "r240" ], "lang": { "en-us": { "role": { "documentation": "Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Exercise Price", "terseLabel": "Vested and expected to vest at June 30, 2021" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue": { "auth_ref": [ "r238" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value", "terseLabel": "Vested and expected to vest at June 30, 2021" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": { "auth_ref": [ "r217", "r223" ], "lang": { "en-us": { "role": { "documentation": "Award under share-based payment arrangement.", "label": "Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain]", "terseLabel": "Award Type" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "domainItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Weighted average price at which option holders acquired shares when converting their stock options into shares.", "label": "Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price", "terseLabel": "Exercised" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.", "label": "Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price", "terseLabel": "Cancelled" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.", "label": "Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price", "terseLabel": "Granted" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy": { "auth_ref": [ "r85", "r219", "r224" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for award under share-based payment arrangement. Includes, but is not limited to, methodology and assumption used in measuring cost.", "label": "Share Based Compensation Option And Incentive Plans Policy", "terseLabel": "Stock-Based Compensation" } } }, "localname": "ShareBasedCompensationOptionAndIncentivePlansPolicy", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value [Abstract]", "terseLabel": "Aggregate Intrinsic Value" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "stringItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Intrinsic value of outstanding award under share-based payment arrangement. Excludes share and unit options.", "label": "Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Outstanding", "periodEndLabel": "Balance at June 30, 2021", "periodStartLabel": "Balance at December 31, 2020" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfRestrictedStockUnitsActivityDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod": { "auth_ref": [ "r221" ], "lang": { "en-us": { "role": { "documentation": "Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period", "terseLabel": "Maximum term of options granted" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "durationItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1": { "auth_ref": [ "r242", "r253" ], "lang": { "en-us": { "role": { "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.", "label": "Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1", "terseLabel": "Expected term (in years)" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfFairValueOfStockOptionGrantsDetails" ], "xbrltype": "durationItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1": { "auth_ref": [ "r247" ], "crdr": "debit", "lang": { "en-us": { "role": { "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.", "label": "Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1", "terseLabel": "Exercisable at June 30, 2021" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1": { "auth_ref": [ "r247" ], "lang": { "en-us": { "role": { "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.", "label": "Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1", "terseLabel": "Exercisable at June 30, 2021" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "durationItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2": { "auth_ref": [ "r239" ], "lang": { "en-us": { "role": { "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.", "label": "Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2", "terseLabel": "Balance" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "durationItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1": { "auth_ref": [ "r240" ], "lang": { "en-us": { "role": { "documentation": "Weighted average remaining contractual term for fully vested and expected to vest exercisable or convertible options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.", "label": "Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Remaining Contractual Term1", "terseLabel": "Vested and expected to vest at June 30, 2021" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails" ], "xbrltype": "durationItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Purchase price of common stock expressed as a percentage of its fair value.", "label": "Sharebased Compensation Arrangement By Sharebased Payment Award Purchase Price Of Common Stock Percent", "terseLabel": "Percentage of fair market value of common stock" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "us-gaap_ShortTermInvestments": { "auth_ref": [ "r12", "r348", "r349", "r363" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10190.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.", "label": "Short Term Investments", "terseLabel": "Short-term investments" } } }, "localname": "ShortTermInvestments", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShortTermInvestmentsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Short Term Investments [Abstract]" } } }, "localname": "ShortTermInvestmentsAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementClassOfStockAxis": { "auth_ref": [ "r15", "r16", "r17", "r86", "r88", "r104", "r105", "r106", "r108", "r110", "r114", "r115", "r116", "r152", "r192", "r288" ], "lang": { "en-us": { "role": { "documentation": "Information by the different classes of stock of the entity.", "label": "Statement Class Of Stock [Axis]", "terseLabel": "Class of Stock" } } }, "localname": "StatementClassOfStockAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquityScheduleOfCommonStockReservedForFutureIssuanceDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "stringItemType" }, "us-gaap_StatementEquityComponentsAxis": { "auth_ref": [ "r43", "r91", "r92", "r93", "r95", "r100", "r102", "r113", "r153", "r192", "r200", "r249", "r250", "r251", "r264", "r265", "r290", "r291", "r292", "r293", "r294", "r295", "r377", "r378", "r379" ], "lang": { "en-us": { "role": { "documentation": "Information by component of equity.", "label": "Statement Equity Components [Axis]", "terseLabel": "Equity Components" } } }, "localname": "StatementEquityComponentsAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "stringItemType" }, "us-gaap_StatementLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Statement [Line Items]", "terseLabel": "Statement [Line Items]" } } }, "localname": "StatementLineItems", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "stringItemType" }, "us-gaap_StatementOfCashFlowsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement Of Cash Flows [Abstract]" } } }, "localname": "StatementOfCashFlowsAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementOfFinancialPositionAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement Of Financial Position [Abstract]" } } }, "localname": "StatementOfFinancialPositionAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementOfStockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement Of Stockholders Equity [Abstract]" } } }, "localname": "StatementOfStockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementTable": { "auth_ref": [ "r91", "r92", "r93", "r113", "r344" ], "lang": { "en-us": { "role": { "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.", "label": "Statement [Table]", "terseLabel": "Statement [Table]" } } }, "localname": "StatementTable", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "stringItemType" }, "us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans": { "auth_ref": [ "r16", "r17", "r192", "r200" ], "lang": { "en-us": { "role": { "documentation": "Number of shares issued during the period as a result of an employee stock purchase plan.", "label": "Stock Issued During Period Shares Employee Stock Purchase Plans", "verboseLabel": "Issuance of common stock from employee stock purchase plan, shares" } } }, "localname": "StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodSharesNewIssues": { "auth_ref": [ "r16", "r17", "r192", "r200" ], "lang": { "en-us": { "role": { "documentation": "Number of new stock issued during the period.", "label": "Stock Issued During Period Shares New Issues", "positiveVerboseLabel": "Shares issued" } } }, "localname": "StockIssuedDuringPeriodSharesNewIssues", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised": { "auth_ref": [ "r16", "r17", "r192", "r200", "r229" ], "lang": { "en-us": { "role": { "documentation": "Number of share options (or share units) exercised during the current period.", "label": "Stock Issued During Period Shares Stock Options Exercised", "negatedLabel": "Exercised", "terseLabel": "Exercise of stock options, shares" } } }, "localname": "StockIssuedDuringPeriodSharesStockOptionsExercised", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionActivityDetails", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan": { "auth_ref": [ "r16", "r17", "r192", "r200" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Aggregate change in value for stock issued during the period as a result of employee stock purchase plan.", "label": "Stock Issued During Period Value Employee Stock Purchase Plan", "terseLabel": "Issuance of common stock from employee stock purchase plan" } } }, "localname": "StockIssuedDuringPeriodValueEmployeeStockPurchasePlan", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised": { "auth_ref": [ "r43", "r192", "r200" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Value of stock issued as a result of the exercise of stock options.", "label": "Stock Issued During Period Value Stock Options Exercised", "terseLabel": "Exercise of stock options" } } }, "localname": "StockIssuedDuringPeriodValueStockOptionsExercised", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquity": { "auth_ref": [ "r17", "r21", "r22", "r88", "r142", "r152", "r288" ], "calculation": { "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets": { "order": 10060.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.", "label": "Stockholders Equity", "periodEndLabel": "Balance", "periodStartLabel": "Balance", "totalLabel": "Total stockholders\u2019 equity" } } }, "localname": "StockholdersEquity", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets", "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Stockholders Equity [Abstract]", "terseLabel": "Stockholders\u2019 equity:" } } }, "localname": "StockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedBalanceSheets" ], "xbrltype": "stringItemType" }, "us-gaap_StockholdersEquityNoteDisclosureTextBlock": { "auth_ref": [ "r87", "r200", "r202" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.", "label": "Stockholders Equity Note Disclosure [Text Block]", "terseLabel": "Stockholders' Equity" } } }, "localname": "StockholdersEquityNoteDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureStockholdersEquity" ], "xbrltype": "textBlockItemType" }, "us-gaap_SubsidiarySaleOfStockAxis": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Information by type of sale of the entity's stock.", "label": "Subsidiary Sale Of Stock [Axis]", "terseLabel": "Sale of Stock" } } }, "localname": "SubsidiarySaleOfStockAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_SupplementalCashFlowInformationAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Supplemental Cash Flow Information [Abstract]", "terseLabel": "Supplemental disclosure of cash flow information:" } } }, "localname": "SupplementalCashFlowInformationAbstract", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_TemporaryEquityCarryingAmountAttributableToParent": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Carrying amount, attributable to parent, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.", "label": "Temporary Equity Carrying Amount Attributable To Parent", "periodEndLabel": "Temporary equity, Balance", "periodStartLabel": "Temporary equity, Balance" } } }, "localname": "TemporaryEquityCarryingAmountAttributableToParent", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "monetaryItemType" }, "us-gaap_TemporaryEquitySharesOutstanding": { "auth_ref": [ "r14" ], "lang": { "en-us": { "role": { "documentation": "The number of securities classified as temporary equity that have been issued and are held by the entity's shareholders. Securities outstanding equals securities issued minus securities held in treasury. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer.", "label": "Temporary Equity Shares Outstanding", "periodEndLabel": "Temporary equity, Balance, shares", "periodStartLabel": "Temporary equity, Balance, shares" } } }, "localname": "TemporaryEquitySharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" ], "xbrltype": "sharesItemType" }, "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": { "auth_ref": [ "r148", "r149", "r313", "r314", "r315", "r316", "r317", "r318", "r319", "r320", "r321", "r322", "r323", "r324", "r325", "r326", "r327", "r328", "r329", "r330", "r331", "r332", "r333", "r334", "r335", "r336", "r337", "r338", "r339", "r340", "r341", "r342" ], "lang": { "en-us": { "role": { "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.", "label": "Transfers And Servicing Of Financial Instruments Types Of Financial Instruments [Domain]", "terseLabel": "Financial Instruments" } } }, "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesSummaryOfPotentiallyDilutiveSecuritiesNotIncludedInCalculationOfDilutedNetLossPerShareDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfMaturitiesOfShortTermInvestmentsDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_TypeOfArrangementAxis": { "auth_ref": [ "r266" ], "lang": { "en-us": { "role": { "documentation": "Information by collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations.", "label": "Type Of Arrangement [Axis]", "terseLabel": "Collaborative Arrangement and Arrangement Other than Collaborative" } } }, "localname": "TypeOfArrangementAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformation1Details" ], "xbrltype": "stringItemType" }, "us-gaap_USGovernmentCorporationsAndAgenciesSecuritiesMember": { "auth_ref": [ "r357" ], "lang": { "en-us": { "role": { "documentation": "This category includes information about debt issued by US Government Corporations and Agencies. Investments in such US Government Corporations may include debt securities issued by the Government National Mortgage Association (Ginnie Mae) and by the Federal National Mortgage Association (Fannie Mae) and the Federal Home Loan Mortgage Corporation (Freddie Mac).", "label": "U S Government Corporations And Agencies Securities [Member]", "terseLabel": "U.S. Government and Agency Securities" } } }, "localname": "USGovernmentCorporationsAndAgenciesSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureFairValueOfFinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueOnRecurringBasisDetails", "http://www.metacrine.com/20210630/taxonomy/role/DisclosureShortTermInvestmentsSummaryOfShortTermInvestmentsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_UnamortizedDebtIssuanceExpense": { "auth_ref": [ "r30" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.", "label": "Unamortized Debt Issuance Expense", "terseLabel": "Debt issuance costs" } } }, "localname": "UnamortizedDebtIssuanceExpense", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_UseOfEstimates": { "auth_ref": [ "r117", "r118", "r120", "r121", "r122", "r123", "r124" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for the use of estimates in the preparation of financial statements in conformity with generally accepted accounting principles.", "label": "Use Of Estimates", "terseLabel": "Use of Estimates" } } }, "localname": "UseOfEstimates", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureOrganizationAndSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_VariableLeaseCost": { "auth_ref": [ "r309", "r312" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.", "label": "Variable Lease Cost", "terseLabel": "Variable lease cost" } } }, "localname": "VariableLeaseCost", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureCommitmentsAndContingenciesInformationRelatedToOperatingLeaseParentheticalDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_VariableRateAxis": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Information by type of variable rate.", "label": "Variable Rate [Axis]", "terseLabel": "Variable Rate" } } }, "localname": "VariableRateAxis", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_VariableRateDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Interest rate that fluctuates over time as a result of an underlying benchmark interest rate or index.", "label": "Variable Rate [Domain]", "terseLabel": "Variable Rate" } } }, "localname": "VariableRateDomain", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/DisclosureLongTermDebtAdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).", "label": "Weighted Average Number Of Share Outstanding Basic And Diluted", "terseLabel": "Weighted average shares of common stock outstanding, basic and diluted" } } }, "localname": "WeightedAverageNumberOfShareOutstandingBasicAndDiluted", "nsuri": "http://fasb.org/us-gaap/2020-01-31", "presentation": [ "http://www.metacrine.com/20210630/taxonomy/role/StatementUnauditedCondensedConsolidatedStatementsOfOperationsAndComprehensiveLoss" ], "xbrltype": "sharesItemType" } }, "unitCount": 4 } }, "std_ref": { "r0": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "205", "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760" }, "r1": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6676-107765" }, "r10": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(13))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r100": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22644-107794" }, "r101": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22658-107794" }, "r102": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22663-107794" }, "r103": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "250", "URI": "http://asc.fasb.org/topic&trid=2122394" }, "r104": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1252-109256" }, "r105": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1278-109256" }, "r106": { "Name": "Accounting Standards Codification", "Paragraph": "55", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e2626-109256" }, "r107": { "Name": "Accounting Standards Codification", "Paragraph": "60B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=SL5780133-109256" }, "r108": { "Name": "Accounting Standards Codification", "Paragraph": "60B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=SL5780133-109256" }, "r109": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1337-109256" }, "r11": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(14))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r110": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257" }, "r111": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257" }, "r112": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3630-109257" }, "r113": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "272", "URI": "http://asc.fasb.org/extlink&oid=6828210&loc=d3e70191-108054" }, "r114": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "272", "URI": "http://asc.fasb.org/extlink&oid=6828210&loc=d3e70229-108054" }, "r115": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "272", "URI": "http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055" }, "r116": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "272", "URI": "http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055" }, "r117": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592" }, "r118": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592" }, "r119": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592" }, "r12": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(2))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r120": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6161-108592" }, "r121": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6191-108592" }, "r122": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6061-108592" }, "r123": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6132-108592" }, "r124": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6143-108592" }, "r125": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "275", "URI": "http://asc.fasb.org/topic&trid=2134479" }, "r126": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599" }, "r127": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599" }, "r128": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599" }, "r129": { "Name": "Accounting Standards Codification", "Paragraph": "29", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599" }, "r13": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(22))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r130": { "Name": "Accounting Standards Codification", "Paragraph": "29", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599" }, "r131": { "Name": "Accounting Standards Codification", "Paragraph": "29", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599" }, "r132": { "Name": "Accounting Standards Codification", "Paragraph": "29", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599" }, "r133": { "Name": "Accounting Standards Codification", "Paragraph": "29", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599" }, "r134": { "Name": "Accounting Standards Codification", "Paragraph": "29", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599" }, "r135": { "Name": "Accounting Standards Codification", "Paragraph": "30", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599" }, "r136": { "Name": "Accounting Standards Codification", "Paragraph": "30", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599" }, "r137": { "Name": "Accounting Standards Codification", "Paragraph": "31", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8924-108599" }, "r138": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599" }, "r139": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599" }, "r14": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(27)(b))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r140": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599" }, "r141": { "Name": "Accounting Standards Codification", "Paragraph": "41", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599" }, "r142": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 4.E)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707" }, "r143": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=121553693&loc=d3e26610-111562" }, "r144": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563" }, "r145": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(aa)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563" }, "r146": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563" }, "r147": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563" }, "r148": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27232-111563" }, "r149": { "Name": "Accounting Standards Codification", "Paragraph": "5A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=SL120269820-111563" }, "r15": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(27))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r150": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "320", "URI": "http://asc.fasb.org/topic&trid=2196928" }, "r151": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(2)", "Topic": "323", "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571" }, "r152": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "323", "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571" }, "r153": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121646688&loc=SL121648383-210437" }, "r154": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919244-210447" }, "r155": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447" }, "r156": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919253-210447" }, "r157": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447" }, "r158": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919230-210447" }, "r159": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121558606&loc=SL82898722-210454" }, "r16": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(28))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r160": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922888-210455" }, "r161": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922895-210455" }, "r162": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922900-210455" }, "r163": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "55", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121590138&loc=SL82922954-210456" }, "r164": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "05", "SubTopic": "10", "Topic": "340", "URI": "http://asc.fasb.org/extlink&oid=68074540&loc=d3e5879-108316" }, "r165": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "340", "URI": "http://asc.fasb.org/extlink&oid=6387103&loc=d3e6435-108320" }, "r166": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "05", "SubTopic": "10", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=109226317&loc=d3e202-110218" }, "r167": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228" }, "r168": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r169": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r17": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(29))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r170": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r171": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r172": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230" }, "r173": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230" }, "r174": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 5.CC)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=27011434&loc=d3e125687-122742" }, "r175": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "440", "URI": "http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308" }, "r176": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "440", "URI": "http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308" }, "r177": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "440", "URI": "http://asc.fasb.org/topic&trid=2144648" }, "r178": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "450", "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349" }, "r179": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "450", "URI": "http://asc.fasb.org/topic&trid=2127136" }, "r18": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(1))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r180": { "Name": "Accounting Standards Codification", "Paragraph": "12A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=99376301&loc=SL5988623-112600" }, "r181": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=99376301&loc=d3e1002-112600" }, "r182": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601" }, "r183": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=6802200&loc=SL6230698-112601" }, "r184": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(1)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870" }, "r185": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(3)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870" }, "r186": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=120520924&loc=SL6036836-161870" }, "r187": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "470", "URI": "http://asc.fasb.org/topic&trid=2208564" }, "r188": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "25", "SubTopic": "10", "Topic": "480", "URI": "http://asc.fasb.org/extlink&oid=109262497&loc=d3e20148-110875" }, "r189": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(CFRR 211.02)", "Topic": "480", "URI": "http://asc.fasb.org/extlink&oid=65877616&loc=d3e177068-122764" }, "r19": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(3))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r190": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=65888546&loc=d3e21300-112643" }, "r191": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21553-112644" }, "r192": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644" }, "r193": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644" }, "r194": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21484-112644" }, "r195": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21488-112644" }, "r196": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21506-112644" }, "r197": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21506-112644" }, "r198": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21521-112644" }, "r199": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21538-112644" }, "r2": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(g)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6676-107765" }, "r20": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(4))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r200": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.3-04)", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770" }, "r201": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "50", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=6784392&loc=d3e188667-122775" }, "r202": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "505", "URI": "http://asc.fasb.org/topic&trid=2208762" }, "r203": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(i)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r204": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(ii)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r205": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(01)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r206": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(02)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r207": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(02)(A)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r208": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(02)(B)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r209": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(02)(C)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r21": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r210": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(03)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r211": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921" }, "r212": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "70", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942" }, "r213": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "70", "Topic": "715", "URI": "http://asc.fasb.org/subtopic&trid=2235116" }, "r214": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(d)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947" }, "r215": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "55", "SubTopic": "80", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=35742348&loc=SL14450788-114948" }, "r216": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "35", "SubTopic": "10", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121326096&loc=d3e4534-113899" }, "r217": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901" }, "r218": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901" }, "r219": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901" }, "r22": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(31))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r220": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r221": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r222": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(3)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r223": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a),(g)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r224": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b),(f)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r225": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r226": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(i)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r227": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(i)-(ii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r228": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r229": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r23": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(32))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r230": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(3)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r231": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(i)-(ii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r232": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r233": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r234": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(3)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r235": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r236": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r237": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r238": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r239": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r24": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(7))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r240": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r241": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r242": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(i)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r243": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(iii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r244": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r245": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(1)(i)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r246": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(i)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r247": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r248": { "Name": "Accounting Standards Codification", "Paragraph": "2A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=SL79508275-113901" }, "r249": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r25": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(8))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r250": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(f)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r251": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(f)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r252": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(g)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r253": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 14.D.2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809" }, "r254": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 14.F)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809" }, "r255": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120383193&loc=d3e11149-113907" }, "r256": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120383193&loc=d3e11178-113907" }, "r257": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "730", "URI": "http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373" }, "r258": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=120406818&loc=d3e32247-109318" }, "r259": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=120406818&loc=d3e32280-109318" }, "r26": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.1)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r260": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32809-109319" }, "r261": { "Name": "Accounting Standards Codification", "Paragraph": "19", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32840-109319" }, "r262": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32847-109319" }, "r263": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319" }, "r264": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)(2)", "Topic": "740" }, "r265": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)(3)", "Topic": "740" }, "r266": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "808", "URI": "http://asc.fasb.org/extlink&oid=6931272&loc=SL5834143-161434" }, "r267": { "Name": "Accounting Standards Codification", "Paragraph": "19", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4569616-111683" }, "r268": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988" }, "r269": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988" }, "r27": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.13(a))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r270": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=d3e5614-111684" }, "r271": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(1)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684" }, "r272": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684" }, "r273": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c),(3)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684" }, "r274": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bb)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=121559654&loc=d3e5710-111685" }, "r275": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=121559654&loc=d3e5710-111685" }, "r276": { "Name": "Accounting Standards Codification", "Paragraph": "4J", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=120409616&loc=SL4591551-111686" }, "r277": { "Name": "Accounting Standards Codification", "Paragraph": "4K", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=120409616&loc=SL4591552-111686" }, "r278": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "810", "URI": "http://asc.fasb.org/topic&trid=2197479" }, "r279": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r28": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.13)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r280": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r281": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bb)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r282": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bbb)(1)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r283": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bbb)(2)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r284": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r285": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r286": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19279-110258" }, "r287": { "Name": "Accounting Standards Codification", "Paragraph": "6A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=SL6742756-110258" }, "r288": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=75031198&loc=d3e14064-108612" }, "r289": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "230", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=98513438&loc=d3e33268-110906" }, "r29": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.14)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r290": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32136-110900" }, "r291": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(a)", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r292": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(b)", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r293": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(c)", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r294": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(d)", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r295": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901" }, "r296": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391" }, "r297": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=119993939&loc=d3e28541-108399" }, "r298": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399" }, "r299": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=119993939&loc=d3e28555-108399" }, "r3": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6676-107765" }, "r30": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.17)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r300": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "55", "SubTopic": "30", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400" }, "r301": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977" }, "r302": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977" }, "r303": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121603541&loc=SL77918638-209977" }, "r304": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121603541&loc=SL77918643-209977" }, "r305": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918666-209980" }, "r306": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(1)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918673-209980" }, "r307": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(3)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918673-209980" }, "r308": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(3)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918673-209980" }, "r309": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980" }, "r31": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.19(a))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r310": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)(1)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980" }, "r311": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980" }, "r312": { "Name": "Accounting Standards Codification", "Paragraph": "53", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=121568110&loc=SL77918982-209971" }, "r313": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)(i)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r314": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)(ii)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r315": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r316": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r317": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r318": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r319": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r32": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.19(b),22(b))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r320": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r321": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r322": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r323": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r324": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r325": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r326": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728" }, "r327": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729" }, "r328": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746" }, "r329": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746" }, "r33": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.20)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r330": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746" }, "r331": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(4)(i)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746" }, "r332": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r333": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r334": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r335": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(4)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r336": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(5)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r337": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(6)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r338": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(7)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r339": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(b)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r34": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.21)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r340": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(e)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r341": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(e)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r342": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(e)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r343": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "910", "URI": "http://asc.fasb.org/extlink&oid=119991564&loc=SL119991595-234733" }, "r344": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 11.L)", "Topic": "924", "URI": "http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856" }, "r345": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(11))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r346": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(16))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r347": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(23))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r348": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(4))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r349": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(5))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r35": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22(a)(1))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r350": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(6))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r351": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.15(5))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r352": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.17)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r353": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(22))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r354": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(26))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r355": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.9)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r356": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "235", "Subparagraph": "(SX 210.9-05(b)(2))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399901&loc=d3e537907-122884" }, "r357": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Subparagraph": "(b)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120252992&loc=d3e62557-112803" }, "r358": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "470", "Subparagraph": "(c)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823" }, "r359": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "470", "Subparagraph": "(g)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823" }, "r36": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22(a)(2))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r360": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "470", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823" }, "r361": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "825", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=108315417&loc=d3e61044-112788" }, "r362": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(16))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r363": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(1)(g))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r364": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(12))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r365": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(16))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r366": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(23)(a)(3))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r367": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r368": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(25))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r369": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(8))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r37": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22(a)(3))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r370": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03.(a),19)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r371": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03.15(a))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r372": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(18))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r373": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(22))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r374": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(3)(b))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r375": { "Name": "Accounting Standards Codification", "Paragraph": "7A", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Subparagraph": "(d)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=121643868&loc=SL117782755-158439" }, "r376": { "Name": "Accounting Standards Codification", "Paragraph": "29F", "Publisher": "FASB", "Section": "55", "SubTopic": "40", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=121639165&loc=SL117819544-158441" }, "r377": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(e)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641" }, "r378": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(f)(1)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641" }, "r379": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(f)(2)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641" }, "r38": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r380": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(2)(i)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641" }, "r381": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(2)(ii)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641" }, "r382": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(h)(2)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641" }, "r383": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(e)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=121641442&loc=d3e19393-158473" }, "r384": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column B)(Footnote 1))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611197-123010" }, "r385": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column B)(Footnote 6))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611197-123010" }, "r386": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column B)(Footnote 7))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611197-123010" }, "r387": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 1))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611197-123010" }, "r388": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 6))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611197-123010" }, "r389": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 7))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611197-123010" }, "r39": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.24)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r390": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column D)(Footnote 1))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611197-123010" }, "r391": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column D)(Footnote 6))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611197-123010" }, "r392": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column D)(Footnote 7))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611197-123010" }, "r393": { "Name": "Accounting Standards Codification", "Paragraph": "5D", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-13D(Column B)(Footnote 2))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=SL120429264-123010" }, "r394": { "Name": "Accounting Standards Codification", "Paragraph": "5D", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-13D(Column C)(Footnote 2))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=SL120429264-123010" }, "r395": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-15(Column A))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611379-123010" }, "r396": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-15(Column B))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611379-123010" }, "r397": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-15(Column C))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611379-123010" }, "r398": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-15(Column D))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611379-123010" }, "r399": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "740", "Topic": "954", "URI": "http://asc.fasb.org/extlink&oid=6491622&loc=d3e9504-115650" }, "r4": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6787-107765" }, "r40": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.25)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r400": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "360", "Subparagraph": "(d)", "Topic": "958", "URI": "http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916" }, "r401": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "360", "Topic": "958", "URI": "http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916" }, "r402": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "985", "URI": "http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756" }, "r403": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b" }, "r404": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "d1-1" }, "r405": { "Name": "Form 10-Q", "Number": "240", "Publisher": "SEC", "Section": "308", "Subsection": "a" }, "r406": { "Name": "Forms 10-K, 10-Q, 20-F", "Number": "240", "Publisher": "SEC", "Section": "13", "Subsection": "a-1" }, "r407": { "Name": "Regulation 12B", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b-2" }, "r408": { "Name": "Regulation S-T", "Number": "232", "Publisher": "SEC", "Section": "405" }, "r409": { "Name": "Securities Act", "Number": "7A", "Publisher": "SEC", "Section": "B", "Subsection": "2" }, "r41": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.28,29)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r42": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.29)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r43": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.29-31)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r44": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.8)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r45": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.9)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r46": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580" }, "r47": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580" }, "r48": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e637-108580" }, "r49": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e681-108580" }, "r5": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6801-107765" }, "r50": { "Name": "Accounting Standards Codification", "Paragraph": "14A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669686-108580" }, "r51": { "Name": "Accounting Standards Codification", "Paragraph": "17B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL34724394-108580" }, "r52": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669619-108580" }, "r53": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669619-108580" }, "r54": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669625-108580" }, "r55": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669625-108580" }, "r56": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e557-108580" }, "r57": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=116657188&loc=SL116659661-227067" }, "r58": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(210.5-03(11))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227" }, "r59": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(20))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227" }, "r6": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6911-107765" }, "r60": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(24))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227" }, "r61": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(4))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227" }, "r62": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.4)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227" }, "r63": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.7(b))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227" }, "r64": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.7)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227" }, "r65": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.8)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227" }, "r66": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.9)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227" }, "r67": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585" }, "r68": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585" }, "r69": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585" }, "r7": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6935-107765" }, "r70": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585" }, "r71": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585" }, "r72": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585" }, "r73": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585" }, "r74": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3000-108585" }, "r75": { "Name": "Accounting Standards Codification", "Paragraph": "24", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3521-108585" }, "r76": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585" }, "r77": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585" }, "r78": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585" }, "r79": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585" }, "r8": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e7018-107765" }, "r80": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585" }, "r81": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3044-108585" }, "r82": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121583591&loc=d3e4273-108586" }, "r83": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121583591&loc=d3e4297-108586" }, "r84": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=121583591&loc=SL98516268-108586" }, "r85": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790" }, "r86": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(d))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r87": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(e)(1))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r88": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(g)(1)(ii))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r89": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(e),(f))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r9": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(1))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r90": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "235", "URI": "http://asc.fasb.org/topic&trid=2122369" }, "r91": { "Name": "Accounting Standards Codification", "Paragraph": "23", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=115929471&loc=d3e21914-107793" }, "r92": { "Name": "Accounting Standards Codification", "Paragraph": "24", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=115929471&loc=d3e21930-107793" }, "r93": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=115929471&loc=d3e21711-107793" }, "r94": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(2)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794" }, "r95": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(3)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794" }, "r96": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794" }, "r97": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794" }, "r98": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22583-107794" }, "r99": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22595-107794" } }, "version": "2.1" }