Annual report pursuant to Section 13 and 15(d)

Intangible Assets - Components of Gross and Net Intangible Asset Balances (Detail)

v3.6.0.2
Intangible Assets - Components of Gross and Net Intangible Asset Balances (Detail) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 152,354 $ 149,210
Impairment of Intangible Assets Defined Lived (excluding Goodwill) (3,290) (3,340)
Accumulated Amortization (71,899) (59,334)
Total expected amortization expense 77,165 86,536
Technology [Member]    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 62,563 63,668
Accumulated Amortization (34,683) (31,600)
Total expected amortization expense 27,880 32,068
Customer related [Member]    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 38,087 35,529
Accumulated Amortization (17,610) (14,352)
Total expected amortization expense 20,477 21,177
Trade Names [Member]    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 32,106 31,837
Impairment of Intangible Assets Defined Lived (excluding Goodwill) (3,290) (3,340)
Accumulated Amortization (7,135) (3,052)
Total expected amortization expense 21,681 25,445
Internally Developed Software [Member]    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 16,978 15,513
Accumulated Amortization (10,220) (8,155)
Total expected amortization expense 6,758 7,358
Patents [Member]    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 2,620 2,663
Accumulated Amortization (2,251) (2,175)
Total expected amortization expense $ 369 $ 488