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Schedule of Gross Carrying Value and Accumulated Amortization for Each Major Class of Intangible Asset (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 463,841 | $ 414,254
Intangible assets - Gross Carrying Amount | 525,941 | 476,354
Amortized intangible assets - Accumulated Amortization | (238,104) | (205,190)
Amortized intangible assets - Net | 225,737 | 209,064
Intangible assets - Net | 287,837 | 271,164
Patents |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | 10,202 | 10,016
Amortized intangible assets - Accumulated Amortization | (6,175) | (5,313)
Amortized intangible assets - Net | $ 4,027 | 4,703
Amortized intangible assets - Weighted Average Life | 11 years |
Trade Names |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 110,658 | 104,118
Amortized intangible assets - Accumulated Amortization | (38,696) | (32,881)
Amortized intangible assets - Net | $ 71,962 | 71,237
Amortized intangible assets - Weighted Average Life | 16 years |
Customer Relationships |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 257,071 | 222,486
Amortized intangible assets - Accumulated Amortization | (144,134) | (126,193)
Amortized intangible assets - Net | $ 112,937 | 96,293
Amortized intangible assets - Weighted Average Life | 11 years |
Non-Compete Agreements |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 794 | 840
Amortized intangible assets - Accumulated Amortization | (775) | (636)
Amortized intangible assets - Net | $ 19 | 204
Amortized intangible assets - Weighted Average Life | 3 years |
Unpatented technology and other |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 78,562 | 69,760
Amortized intangible assets - Accumulated Amortization | (42,745) | (35,165)
Amortized intangible assets - Net | $ 35,817 | 34,595
Amortized intangible assets - Weighted Average Life | 10 years |
Other Amortizable Intangible Assets |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 6,554 | 7,034
Amortized intangible assets - Accumulated Amortization | (5,579) | (5,002)
Amortized intangible assets - Net | $ 975 | 2,032
Amortized intangible assets - Weighted Average Life | 10 years |
Banjo Trade Name |  |
Goodwill And Intangible Assets [Line Items] |  |
Indefinite lived intangible assets - Gross Carrying Amount | $ 62,100 | 62,100
Indefinite lived intangible assets - Net | $ 62,100 | $ 62,100

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