Quarterly report pursuant to Section 13 or 15(d)

Income Taxes - Additional Information (Detail)

v3.8.0.1
Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Income Taxes Disclosure [Line Items]      
Net deferred tax assets $ 11,942   $ 11,612
Net deferred tax asset 12,128   $ 11,838
Net Deferred tax liabilities relating to non-controlling interests 74    
Current tax expense 1,161 $ 1,001  
Corporate tax expense 598    
Deferred tax expense 130 431  
Provision for income taxes $ 1,291 1,432  
Corporate tax rate 21.00%   35.00%
Income tax settlement The amount recognized is measured as the largest amount of benefit that is greater than 50% likely of being realized upon ultimate settlement    
Non-controlling Interest      
Income Taxes Disclosure [Line Items]      
Current tax expense $ 228 183  
Deferred tax expense (16) 2  
Provision for income taxes 212 $ 185  
Silvercrest L.P      
Income Taxes Disclosure [Line Items]      
Net deferred tax asset 12,128   $ 11,838
Net deferred tax liability 79   113
Corporate tax expense 562    
Silvercrest Financial Services Inc      
Income Taxes Disclosure [Line Items]      
Net deferred tax liability 107   $ 113
Corporate tax expense $ 1