| Name | HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Fair Value | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Fair Value, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue | summation-item | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesCalcAlt1 | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue | summation-item | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesCalcAlt1 | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue | summation-item | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesCalcAlt1 | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsFairValue | summation-item | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesCalcAlt1 | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialInstrumentsFairValueDisclosures | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialInstrumentsFairValueDisclosures | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialInstrumentsFairValueDisclosures | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialInstrumentsFairValueDisclosures |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValueAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecurities | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValueRollingMaturityAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecurities | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValueAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesScheduleOfHeldToMaturitySecuritiesTable | |
us-gaap:HeldToMaturitySecuritiesFairValue | summation-item | http://fasb.org/us-gaap/role/disclosure/FinancialInstrumentsFairValueDisclosures |