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ASSET MANAGEMENT REVENUES - Schedule of Unearned Income and Fees (Details) - USD ($)
$ in Thousands
Mar. 31, 2025
Dec. 31, 2024
Disaggregation of Revenue [Line Items]    
Unearned income and fees $ 15,329 $ 17,280
Subsidiaries    
Disaggregation of Revenue [Line Items]    
Unearned income and fees 15,329 17,280
Unearned management fees | Subsidiaries    
Disaggregation of Revenue [Line Items]    
Unearned income and fees 852 12
Unearned incentive income | Subsidiaries    
Disaggregation of Revenue [Line Items]    
Unearned income and fees $ 14,477 $ 17,268