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FAIR VALUE OF FINANCIAL INSTRUMENTS - Narrative (Details) - Level 3 - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
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Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |  |  |
Unrealized appreciation (depreciation) on investments | $ 110 | $ (179) | $ 110 | $ (179)
Net unrealized gains (losses) | $ 215 | $ (197) | $ 354 | $ (302)

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- Definition Change In Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction Price Change + References No definition available. + Details
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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. + References No definition available. + Details
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- Definition This element represents the net excess or deficiency of the fair value of an investment (security, contract) over or under its cost (face amount, notional amount), respectively, which excess value or deficiency has not been recognized in earnings of the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-22 + Details
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- Details
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