| Name | PercentageOfInterestBearingDomesticDepositsToDepositsCertificatesOfDeposit |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | num:percentItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Percentage of Interest-bearing Domestic Deposits to Deposits, Certificates of Deposit | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Percentage of interest-bearing domestic certificates of deposit liabilities to total deposit liabilities. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:PercentageOfInterestBearingDomesticDepositLiabilitiesToDepositLiabilitiesAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThrift |