Income (Loss) Before Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Taxes [Line Items]
Domestic	$ (16,751)	$ (118,917)	$ 29,066
Foreign	108,936	105,525	67,129
Income (loss) before income tax expense (benefit) and equity in net loss of affiliates	$ 92,185	$ (13,392)	$ 96,195