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Revenue Recognition - Disaggregation of Revenue Based on Business Segment Results (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Financial Advisory      
Disaggregation Of Revenue [Line Items]      
Net revenue $ 1,385,357 $ 1,666,156 $ 1,764,509
Asset Management      
Disaggregation Of Revenue [Line Items]      
Net revenue 1,151,496 1,204,927 1,424,985
Asset Management | Management Fees and Other      
Disaggregation Of Revenue [Line Items]      
Net revenue 1,121,950 1,137,583 1,304,582
Asset Management | Incentive Fees      
Disaggregation Of Revenue [Line Items]      
Net revenue $ 29,546 $ 67,344 $ 120,403