Acquisitions - Schedule of Fair Value of Assets and Liabilities Assumed (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Feb. 16, 2016
Sep. 22, 2014
Dec. 31, 2016
Jan. 02, 2016
Business Acquisition [Line Items]          
Goodwill $ 108,060     $ 108,060 $ 65,635
Contingent consideration       3,000  
WinDoor [Member]          
Business Acquisition [Line Items]          
Accounts and notes receivable 3,882     3,882  
Inventories 6,778     6,778  
Prepaid expenses 246     246  
Property and equipment 5,029     5,029  
Intangible assets 47,100     47,100  
Goodwill 41,856     41,856  
Accounts payable and accrued liabilities (2,320)     (2,320)  
Purchase price 102,571     102,571  
Cash 99,571 $ 43,500      
Contingent consideration 3,000 3,000      
Total fair value of consideration 102,571 $ 102,600      
CGI [Member]          
Business Acquisition [Line Items]          
Accounts and notes receivable 4,156     4,156  
Inventories 3,229     3,229  
Prepaid expenses 303     303  
Property and equipment 1,709     1,709  
Intangible assets 45,300     45,300  
Other assets 65     65  
Goodwill 65,635     65,635  
Deferred income taxes (5,472)     (5,472)  
Accounts payable and accrued liabilities (4,136)     (4,136)  
Other liabilities (351)     (351)  
Purchase price $ 110,438     $ 110,438  
Total fair value of consideration     $ 110,400