INVESTMENTS - Investments of the Consolidated Funds (Details) - Consolidated Funds - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Investments
Total investments, at fair value	$ 12,551,972	$ 12,816,678
Fixed income investments:
Investments
Total investments, at fair value	$ 11,039,478	$ 11,768,099
Percentage of total investments	88.00%	91.80%
Fixed income investments: \| Bonds
Investments
Total investments, at fair value	$ 785,085	$ 857,125
Percentage of total investments	6.30%	6.70%
Fixed income investments: \| Loans
Investments
Total investments, at fair value	$ 9,253,491	$ 9,910,689
Percentage of total investments	73.70%	77.30%
Fixed income investments: \| U.S. Treasury securities
Investments
Total investments, at fair value	$ 1,000,902	$ 1,000,285
Percentage of total investments	8.00%	7.80%
Equity securities
Investments
Total investments, at fair value	$ 480,914	$ 340,272
Percentage of total investments	3.80%	2.70%
Partnership interests
Investments
Total investments, at fair value	$ 1,031,580	$ 708,307
Percentage of total investments	8.20%	5.50%

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Percent of net assets at close of period. For schedules of investments that are categorized, each category has a percent of net assets for the aggregated value of the Investments in the category.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-12B(Column D))
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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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