Income Taxes Components of Income Tax Expense Benefit (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income from continuing operations before income taxes and equity in net income of unconsolidated investments:
Domestic	$ 49,630	$ (15,861)	$ 45,689
Foreign	465,634	326,605	167,490
Income from continuing operations before income taxes and equity in net income of unconsolidated investments	515,264	310,744	213,179
Current income tax expense (benefit):
Federal	7,717	76,778	36,708
State	1,407	(983)	3,209
Foreign	63,957	58,710	25,700
Total	73,081	134,505	65,617
Deferred income tax expense (benefit):
Federal	12,230	(127,212)	(32,890)
State	(1,715)	(1,267)	(1,139)
Foreign	12,667	5,108	(13,104)
Total	23,182	(123,371)	(47,133)
Total income tax expense	$ 96,263	$ 11,134	$ 18,484