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FAIR VALUE OF FINANCIAL INSTRUMENTS- Narrative (Details) - Level 3 - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Unrealized appreciation (depreciation) on investments	$ (216)	$ 165
Net unrealized gains (losses)	$ (471)	$ 649

X

- Definition

Change In Unrealized Gain (Loss), Investment, Derivative, and Foreign Currency Transaction Price Change

+ References

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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

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X

- 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 22
-URI https://asc.fasb.org/extlink&oid=122147990&loc=SL6090603-123010

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