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Other Intangible Assets, Net (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items] |  |
Original amount | $ 45,081 | $ 45,081
Accumulated amortization | 22,926 | 19,073
Other intangible assets, net | $ 22,155 | 26,008
Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated useful lives of intangible assets | 5 years |
Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated useful lives of intangible assets | 20 years |
Core Technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated useful lives of intangible assets | 8 years |
Original amount | $ 17,464 | 17,464
Accumulated amortization | 4,743 | 2,560
Other intangible assets, net | 12,721 | 14,904
Trademarks and trade names |  |
Finite-Lived Intangible Assets [Line Items] |  |
Original amount | 25,520 | 25,520
Accumulated amortization | 16,086 | 14,510
Other intangible assets, net | $ 9,434 | 11,010
Trademarks and trade names | Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated useful lives of intangible assets | 15 years |
Trademarks and trade names | Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated useful lives of intangible assets | 20 years |
Customer Relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Original amount | $ 2,097 | 2,097
Accumulated amortization | $ 2,097 | 2,003
Other intangible assets, net |  | $ 94
Customer Relationships | Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated useful lives of intangible assets | 5 years |
Customer Relationships | Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated useful lives of intangible assets | 6 years |

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