| Name | OtherThanTemporaryImpairmentLossesInvestmentsAccretionOfNoncreditPortionHeldtomaturitySecuritiesBeforeTax |
|---|---|
| Namespace | http://fasb.org/us-gaap/2022 |
| 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 |
|---|---|---|---|
| Other-than-temporary Impairment Loss, Debt Securities, Held-to-Maturity, Accretion of Noncredit Portion, before Tax | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Amount, before tax, of accretion of other-than-temporary impairment (OTTI) related to factors other than credit loss on investment in debt security measured at amortized cost (held-to-maturity). | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| elementCreationTaxonomyVersion | 2013 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Note | Element is intended to be used for each reported period for which amendment from Accounting Standards Update identified in tin-part:Source_ASU_Number is not applied. | http://fasb.org/us-gaap/role/tin/transition |
| Source | ASU | http://fasb.org/us-gaap/role/tin/transition |
| SourceName | Financial Instruments-Credit Losses | http://fasb.org/us-gaap/role/tin/transition |
| Source_ASU_Number | 2016-13 | http://fasb.org/us-gaap/role/tin/transition |
| Publisher | FASB | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Accounting Standards Codification | http://fasb.org/us-gaap/role/ref/legacyRef |
| Topic | 320 | http://fasb.org/us-gaap/role/ref/legacyRef |
| SubTopic | 10 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Section | 35 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Paragraph | 35A | http://fasb.org/us-gaap/role/ref/legacyRef |
| URI | https://asc.fasb.org/extlink&oid=124260725&loc=SL6284312-111560 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:Asu201613TransitionAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/CreditLosses |