| Name | HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount |
|---|---|
| Namespace | http://fasb.org/us-gaap/2022 |
| 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, Amortized Cost, after Allowance for Credit Loss, Maturity, without Single Maturity Date | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Amount, after allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity) without single maturity date and not allocated over maturity grouping. | 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 | Improvements-Financial Instruments | http://fasb.org/srt/role/changeNote/changeNote |
| TaxonomyVersion | 2021 | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedReferences | true | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedLabels | true | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedDocumentation | true | http://fasb.org/srt/role/changeNote/changeNote |
| PreviousDocumentation | Amortized cost of investment in debt security measured at amortized cost (held-to-maturity), without single maturity date and not allocated over maturity grouping. | http://fasb.org/srt/role/changeNote/changeNote |
| Source_ASU_Number | 2020-03 | http://fasb.org/srt/role/changeNote/changeNote |
| Publisher | FASB | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/disclosureRef |
| Topic | 942 | http://www.xbrl.org/2003/role/disclosureRef |
| SubTopic | 320 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 50 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 3 | http://www.xbrl.org/2003/role/disclosureRef |
| URI | https://asc.fasb.org/extlink&oid=126980459&loc=d3e62586-112803 | http://www.xbrl.org/2003/role/disclosureRef |
| Publisher | FASB | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/disclosureRef |
| Topic | 320 | http://www.xbrl.org/2003/role/disclosureRef |
| SubTopic | 10 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 50 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 5 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | (f) | http://www.xbrl.org/2003/role/disclosureRef |
| URI | https://asc.fasb.org/extlink&oid=126970911&loc=d3e27232-111563 | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:DebtSecuritiesHeldToMaturityAmortizedCostAfterAllowanceForCreditLoss | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionUnclassified-DepositBasedOperations | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecurities | |
us-gaap:HeldtomaturitySecuritiesDebtMaturitiesAmortizedCostRollingMaturityAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecurities | |
us-gaap:HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesScheduleOfHeldToMaturitySecuritiesTable |