Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Additional Information (Detail)

v3.20.2
Related Party Transactions - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Related Party Transaction [Line Items]          
Income from fees $ 27,182 $ 27,845 $ 79,568 $ 74,314  
Due from Silvercrest Funds 1,806   1,806   $ 1,697
Management and Advisory Fees          
Related Party Transaction [Line Items]          
Income from fees 26,148 26,842 76,554 71,310  
Affiliated Entity          
Related Party Transaction [Line Items]          
Due from Silvercrest Funds 1,806   1,806   1,697
Receivable from partners 62   62   $ 137
Affiliated Entity | Management Fees          
Related Party Transaction [Line Items]          
Income from fees 1,165 1,312 3,485 3,880  
Affiliated Entity | Management and Advisory Fees          
Related Party Transaction [Line Items]          
Income from fees $ 330 $ 387 $ 995 $ 1,062  
Affiliated Entity | Minimum          
Related Party Transaction [Line Items]          
Management and advisory fees percentage     0.00%    
Percentage of performance fees     0.00%    
Affiliated Entity | Maximum          
Related Party Transaction [Line Items]          
Management and advisory fees percentage     1.75%    
Percentage of performance fees     10.00%