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SECURITIES LENDING - Schedule of contract value of securities leading transaction by type of collateral (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Securities Financing Transaction [Line Items]
Securities borrowed	$ 2,782,000	$ 2,343,327
Corporate securities - fixed income
Securities Financing Transaction [Line Items]
Securities borrowed	315,070	401,898
Equity securities
Securities Financing Transaction [Line Items]
Securities borrowed	2,448,926	1,925,549
Non-US sovereign debt
Securities Financing Transaction [Line Items]
Securities borrowed	18,004	15,880
Overnight and continuous
Securities Financing Transaction [Line Items]
Securities borrowed	2,782,000	2,343,327
Overnight and continuous | Corporate securities - fixed income
Securities Financing Transaction [Line Items]
Securities borrowed	315,070	401,898
Overnight and continuous | Equity securities
Securities Financing Transaction [Line Items]
Securities borrowed	2,448,926	1,925,549
Overnight and continuous | Non-US sovereign debt
Securities Financing Transaction [Line Items]
Securities borrowed	$ 18,004	$ 15,880

X

- Definition

Amount, after the effects of master netting arrangements, of securities borrowed from entities in exchange for collateral. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483466/210-20-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483444/210-20-55-10

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 1A
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481420/860-30-50-1A

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- Definition

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+ References

No definition available.

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