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Income Taxes - Components of Income Tax Expense (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income (loss) from continuing operations before taxes:
United States operations	$ 31,678	$ (22,533)	$ 27,324
Foreign operations	95,371	27,575	90,775
Income from continuing operations before taxes	127,049	5,042	118,099
Currently payable
United States federal	(4,493)	(6,944)	(4,741)
United States state and local	(26)	(2,519)	1,303
Foreign	21,377	14,020	18,572
Income tax expense (benefit)	16,858	4,557	15,134
Deferred
United States federal	3,575	(22,661)	(1,276)
United States state and local	1,593	(424)	(799)
Foreign	289	(19,666)	3,732
Deferred Income tax expense (benefit)	5,457	(42,751)	1,657
Total income tax expense (benefit)	$ 22,315	$ (38,194)	$ 16,791

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