IndexDebt Securities, Maturity Allocation, Contractual Maturity [Member]
| Name | DebtSecuritiesMaturityAllocationContractualMaturityMember |
|---|---|
| Namespace | http://fasb.org/us-gaap/2022 |
| Prefix | us-gaap |
| Data type | dtr-types:domainItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
Labels
| Text | Lang | Role | Container role |
|---|---|---|---|
| Debt Securities, Maturity Allocation, Contractual Maturity [Member] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Maturity allocation basis using contractual maturity for investment in debt security without single maturity date. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
References
| Name | Value | Role |
|---|---|---|
| elementCreationTaxonomyVersion | 2018 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
Related Parent Concepts
| Name | Relation Type | Role | |
|---|---|---|---|
 | us-gaap:DebtSecuritiesMaturityAllocationDomain | domain-member | http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists |