v3.24.0.1
Significant Accounting Policies (Details)
$ in Thousands
1 Months Ended 12 Months Ended
Nov. 30, 2016
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Significant Accounting Policies [Line Items]        
Total Assets   $ 3,703,298 $ 3,620,923 $ 3,802,657
Total Liabilities   $ 1,920,808 1,894,505  
Investment Banking And Investment Management Receivables Collection Periods   90 days    
Placement Fees Receivables Collection Period   180 days    
Private Funds Capital Raising and Private Capital Receivables Collection Period   1 year    
Restructuring Receivables Collection Period   90 days    
Receivables Reflected in Other Assets in Excess of Period   1 year    
Contract Asset Recognized For Cost of Obtaining Contract With Benefit in Excess of Period   1 year    
Expense Recognized For Cost of Obtaining Contract With Amortization Less Than Period   1 year    
Minimum [Member]        
Significant Accounting Policies [Line Items]        
Property, Plant and Equipment, Useful Life   3 years    
Maximum [Member]        
Significant Accounting Policies [Line Items]        
Property, Plant and Equipment, Useful Life   7 years    
LP Units [Member]        
Significant Accounting Policies [Line Items]        
Limited Partnership Units Convertible Conversion Ratio 1 1    
Variable Interest Entity, Primary Beneficiary [Member]        
Significant Accounting Policies [Line Items]        
Total Assets   $ 466,588 584,192  
Total Liabilities   $ 224,263 $ 247,884