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INVESTMENTS - Summary of Funded Capital and Unfunded Capital Commitments (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Schedule of Investments [Line Items]
Total unfunded capital commitments	$ 57	$ 20
Senior Direct Lending Program
Schedule of Investments [Line Items]
Total capital funded	5,127	4,168
Total unfunded capital commitments	294	262
Senior Direct Lending Program | Ares Capital Corporation
Schedule of Investments [Line Items]
Total capital funded	1,274	987
Total unfunded capital commitments	$ 68	$ 62

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Amount of financial support to be provided in future by investment company to investee.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 20
-Section 50
-Paragraph 16
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=66023616&loc=SL35737436-115832

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