| Name | OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustmentsAttributableToNoncontrollingInterest |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Other Comprehensive Loss, Held-to-maturity Security, OTTI, before Tax, after Adjustments, Attributable to Noncontrolling Interest | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustmentsAttributableToNoncontrollingInterest | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfOtherComprehensiveIncomeAlternative | |
us-gaap:OtherComprehensiveIncomeBeforeTaxPortionAttributableToNoncontrollingInterestAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfOtherComprehensiveIncome | |
us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustmentsAttributableToParentAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfOtherComprehensiveIncome | |
us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToNoncontrollingInterest | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfOtherComprehensiveIncome | |
us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustmentsAttributableToParent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfOtherComprehensiveIncomeFouthAlternative | |
us-gaap:OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustmentsAttributableToParentAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfOtherComprehensiveIncomeStatementTable | |
us-gaap:OtherComprehensiveIncomeBeforeTaxPortionAttributableToNoncontrollingInterestAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/MinorityInterest | |
us-gaap:OtherComprehensiveIncomeBeforeTaxPortionAttributableToNoncontrollingInterestAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/MinorityInterest |