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Intangible Assets (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2016
Acquired Intangible Assets by Major Class [Line Items]    
Trademarks, net $ 2,308 $ 2,608
Amortized Intangible Assets, Gross Carrying Amount 81,375 76,575
Amortized Intangible Assets, Accumulated Amortization (39,190) (43,464)
Amortized Intangible Assets, Net Amount $ 42,185 33,111
Licenses    
Acquired Intangible Assets by Major Class [Line Items]    
Weighted Useful Lives (Years) 5 years 9 months 22 days  
Amortized Intangible Assets, Gross Carrying Amount $ 24,930 20,130
Amortized Intangible Assets, Accumulated Amortization (20,436) (17,248)
Amortized Intangible Assets, Net Amount $ 4,494 2,882
Product Lines    
Acquired Intangible Assets by Major Class [Line Items]    
Weighted Useful Lives (Years) 7 years 6 months  
Amortized Intangible Assets, Gross Carrying Amount $ 50,093 50,093
Amortized Intangible Assets, Accumulated Amortization (14,376) (20,634)
Amortized Intangible Assets, Net Amount $ 35,717 29,459
Customer relationships    
Acquired Intangible Assets by Major Class [Line Items]    
Weighted Useful Lives (Years) 4 years 10 months 24 days  
Amortized Intangible Assets, Gross Carrying Amount $ 3,152 3,152
Amortized Intangible Assets, Accumulated Amortization (2,195) (2,755)
Amortized Intangible Assets, Net Amount $ 957 397
Trade Name    
Acquired Intangible Assets by Major Class [Line Items]    
Weighted Useful Lives (Years) 5 years  
Amortized Intangible Assets, Gross Carrying Amount $ 3,000 3,000
Amortized Intangible Assets, Accumulated Amortization (2,050) (2,650)
Amortized Intangible Assets, Net Amount $ 950 350
Non-compete/Employment contracts    
Acquired Intangible Assets by Major Class [Line Items]    
Weighted Useful Lives (Years) 5 years  
Amortized Intangible Assets, Gross Carrying Amount $ 200 200
Amortized Intangible Assets, Accumulated Amortization (133) (177)
Amortized Intangible Assets, Net Amount $ 67 $ 23