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VARIABLE INTEREST ENTITIES - Narrative (Details) - Investments in Unconsolidated Investment Funds
$ in Millions
Mar. 31, 2024
USD ($)
Asset Management and Strategic Holdings  
Variable Interest Entity [Line Items]  
Commitment to unconsolidated investment funds $ 2,600.0
Insurance  
Variable Interest Entity [Line Items]  
Unfunded commitments $ 26.7