Goodwill and Other Intangible Assets, Net - Schedule of Other Intangible Assets, Net (Detail) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Total carrying value	$ 457,177	$ 463,085
Total accumulated amortization	(168,340)	(157,081)
Other intangible assets, net	288,837	306,004
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Total carrying value	289,743	293,799
Total accumulated amortization	(74,061)	(66,324)
Trade names & patents
Finite-Lived Intangible Assets [Line Items]
Total carrying value	31,554	34,182
Total accumulated amortization	(11,272)	(10,282)
Technological know-how
Finite-Lived Intangible Assets [Line Items]
Total carrying value	111,808	112,393
Total accumulated amortization	(66,618)	(65,258)
Other
Finite-Lived Intangible Assets [Line Items]
Total carrying value	24,072	22,711
Total accumulated amortization	$ (16,389)	$ (15,217)