SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - INVESTMENTS IN VARIABLE INTEREST ENTITIES (Details) $ in Millions	Dec. 31, 2022 USD ($)
Accounting Policies [Abstract]
Investments held in limited partnerships and hedge funds	$ 588.9
Unfunded commitments to limited partnerships	$ 441.2

Investments Held In Limited Partnerships and Hedge Funds

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant