Employee Benefit Plans - Amounts Recognized in Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Non-U.S. Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Net actuarial loss	$ 10,017	$ 11,793
Prior service cost	1,378	1,531
Deferred income tax asset	(2,347)	(3,096)
Accumulated other comprehensive loss	9,048	10,228
U.S. Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Net actuarial loss	57,937	73,705
Prior service cost	326	468
Deferred income tax asset	(20,392)	(25,961)
Accumulated other comprehensive loss	$ 37,871	$ 48,212