Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.10.0.1
Document and Entity Information - shares
9 Months Ended
Sep. 30, 2018
Oct. 30, 2018
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2018  
Document Fiscal Year Focus 2018  
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  
Entity Small Business false  
Entity Emerging Growth Company true  
Entity Ex Transition Period true  
Class A Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   8,345,635
Class B Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   5,106,564