Quarterly report pursuant to Section 13 or 15(d)

Equity - Class A Common Stock (Detail)

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Equity - Class A Common Stock (Detail) - Class A Common Stock - shares
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2024
May 31, 2024
Mar. 31, 2024
Mar. 31, 2024
Jun. 30, 2024
Dec. 31, 2023
Class Of Stock [Line Items]            
Common stock, shares outstanding 9,547,396       9,547,396 9,478,997
Issuance of Class A common stock upon conversion of Class B units to Class A common stock 28,737 25,002 3,025 3,025    
Purchase of shares of Class A common stock of Silvercrest Asset Management Group Inc., Shares         (808,455) (808,455)
Common stock conversion date 2024-06 2024-05 2024-03      
Restricted Stock            
Class Of Stock [Line Items]            
Issuance of common stock upon vesting of restricted stock units   11,635        
Common stock conversion date   2024-05