| Name | InterestExpenseLongTermDebt |
|---|---|
| Namespace | http://fasb.org/us-gaap/2021-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Interest Expense, Long-term Debt | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Interest Expense, Long-term Debt, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Aggregate amount of interest paid or due on all long-term debt. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| elementCreationTaxonomyVersion | 2008 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| SourceName | Statistical Disclosures for Banks | http://fasb.org/srt/role/changeNote/changeNote |
| TaxonomyVersion | 2021 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2020-11 | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedReferences | true | http://fasb.org/srt/role/changeNote/changeNote |
| Publisher | FASB | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Accounting Standards Codification | http://fasb.org/us-gaap/role/ref/legacyRef |
| Topic | 942 | http://fasb.org/us-gaap/role/ref/legacyRef |
| SubTopic | 220 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Section | S99 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Paragraph | 1 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Subparagraph | (SX 210.9-04.8) | http://fasb.org/us-gaap/role/ref/legacyRef |
| URI | http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Publisher | SEC | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Regulation S-K (SK) | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 229 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 1402 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | (a) | http://www.xbrl.org/2003/role/disclosureRef |
| Publisher | SEC | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Regulation S-K (SK) | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 229 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 1402 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | (b) | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | (1) | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:InterestExpenseSubordinatedNotesAndDebentures | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:InterestExpenseJuniorSubordinatedDebentures | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:InterestExpenseMediumTermNotes | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:InterestExpenseOtherLongTermDebt | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |