Investments - Investments - ACL on Mortgages (Details) $ in Millions |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
|
Jun. 30, 2026
USD ($)
|
Jun. 30, 2025
USD ($)
|
Jun. 30, 2026
USD ($)
|
Jun. 30, 2025
USD ($)
|
Dec. 31, 2025
USD ($)
|
|
| Financing Receivable, Allowance for Credit Loss [Line Items] | |||||
| Number of loans held-for-sale | 0 | 0 | 0 | ||
| us-gaap_FinancingReceivableModificationsNumberOfContracts2 | 0 | 0 | 0 | 0 | |
| Commercial Loan [Member] | |||||
| Financing Receivable, Allowance for Credit Loss [Line Items] | |||||
| Beginning balance | $ (49) | $ (43) | $ (49) | $ (44) | |
| Financing Receivable, Allowance for Credit Loss, Writeoff | 0 | 0 | 0 | (1) | |
| Ending balance | $ (49) | $ (43) | $ (49) | $ (43) | $ (49) |
| X | ||||||||||
- Definition Financing Receivable, Modifications, Number Of Contracts No definition available.
|
| X | ||||||||||
- Definition Number of loans held-for-sale No definition available.
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| X | ||||||||||
- Definition Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of writeoff of financing receivable, charged against allowance for credit loss. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Details
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