Annual report pursuant to Section 13 and 15(d)

Related Party Transactions - Additional Information (Detail)

v3.20.4
Related Party Transactions - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Related Party Transaction [Line Items]                      
Total revenue $ 28,415 $ 27,182 $ 24,021 $ 28,365 $ 27,838 $ 27,845 $ 23,897 $ 22,572 $ 107,983 $ 102,152 $ 98,673
Equity income from investments                 898 1,774 1,477
Due from Silvercrest Funds $ 1,018       1,697       1,018 1,697  
Management and Advisory Fees                      
Related Party Transaction [Line Items]                      
Total revenue                 103,775 97,970 94,675
Affiliated Entity                      
Related Party Transaction [Line Items]                      
Income from performance fees and allocations                 898 1,774 1,477
Equity income from investments                 898 1,774 1,477
Due from Silvercrest Funds         1,018         1,018 1,697
Receivable from partners         $ 10         10 137
Affiliated Entity | Management Fees                      
Related Party Transaction [Line Items]                      
Total revenue                 4,633 5,104 6,458
Affiliated Entity | Management and Advisory Fees                      
Related Party Transaction [Line Items]                      
Total revenue                 $ 1,348 $ 1,470 $ 1,191
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%