| Name | InterestExpenseShortTermBorrowingsExcludingFederalFundsAndSecuritiesSoldUnderAgreementsToRepurchase |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| 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, Short-term Borrowings Excluding Federal Funds and Securities Sold under Agreements to Repurchase | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Interest Expense, Short-term Borrowings Excluding Federal Funds and Securities Sold under Agreements to Repurchase, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:InterestExpenseCommercialPaper | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:InterestExpenseOtherShortTermBorrowings | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:InterestExpenseShortTermBorrowings | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome | |
us-gaap:InterestExpenseShortTermBorrowingsExcludingFederalFundsAndSecuritiesSoldUnderAgreementsToRepurchaseAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenue | |
us-gaap:InterestExpenseShortTermBorrowingsExcludingFederalFundsAndSecuritiesSoldUnderAgreementsToRepurchaseAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfIncomeInterestBasedRevenueStatementTable | |
us-gaap:InterestExpenseShortTermBorrowingsExcludingFederalFundsAndSecuritiesSoldUnderAgreementsToRepurchaseAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBankingAndThriftInterest |