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Component: (Network and Table)
Network
2414402 - Disclosure - Income taxes - Summary of Provision for Income Taxes (Detail)
(http://www.advisory.com/role/IncomeTaxesSummaryOfProvisionForIncomeTaxesDetail)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001157377 (http://www.sec.gov/CIK)
Income Tax Disclosure [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-04-01 - 2014-12-31
Income Tax Disclosure [Abstract]
 
 
 
Current tax expense
 
 
 
Federal
13,527,000  
6,225,000  
3,613,000  
State and local
3,694,000  
1,781,000  
1,680,000  
Foreign
626,000  
524,000  
620,000  
Total current tax expense
17,847,000  
 
8,530,000  
 
5,913,000  
 
Deferred tax (benefit) expense
 
 
 
Federal
(7,279,000) 
(6,376,000) 
(297,000) 
State and local
472,000  
13,046,000  
(2,086,000) 
Foreign
0  
0  
0  
Total deferred tax (benefit) expense
(6,807,000) 
 
6,670,000  
 
(2,383,000) 
 
Provision for income taxes
11,040,000  
 
15,200,000  
 
3,530,000