FAIR VALUE DISCLOSURES - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
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| Fair Value Inputs Assets Quantitative Information [Line Items] | |||
| Change in purchased market risk benefit asset fair value | $ 34 | $ 42 | |
| AFS fixed maturities transferred from Level 3 to Level 2 | 512 | $ 879 | |
| AFS fixed maturities transferred from Level 2 to Level 3 | $ 220 | $ 183 | |
| Percentage of total equity representing AFS fixed maturities transferred | 39.40% | 25.30% | |
| Nonrecurring | Level 3 | |||
| Fair Value Inputs Assets Quantitative Information [Line Items] | |||
| Investments, fair value | $ 3,700 | $ 3,500 | |
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- 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. No definition available.
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- Definition Percentage of transfers into assets measured at fair value that have taken place during the period. No definition available.
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- Definition Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of increase (decrease) in contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk from change in assumption, classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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