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AVAILABLE-FOR-SALE FIXED MATURITY SECURITIES - Narrative (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2025	Dec. 31, 2024
Debt Securities, Available-for-Sale [Line Items]
Fair Value	$ 56,222
Fixed maturity securities | Investment Grade | Investment Grade
Debt Securities, Available-for-Sale [Line Items]
Percentage	96.00%	89.00%
Deposits
Debt Securities, Available-for-Sale [Line Items]
Fair Value	$ 183	$ 213
Bonds pledged | Bonds
Debt Securities, Available-for-Sale [Line Items]
Fair Value	$ 9,600	$ 8,900

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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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