Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.8.0.1
Document and Entity Information - shares
 9 Months Ended
Sep. 30, 2017
Oct. 30, 2017
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2017  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q3  
Trading Symbol SAMG  
Entity Registrant Name Silvercrest Asset Management Group Inc.  
Entity Central Index Key 0001549966  
Current Fiscal Year End Date --12-31  
Entity Filer Category Accelerated Filer  
Class A Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   8,131,220
Class B Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   5,070,219