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Income Taxes - Components of Income from Continuing Operations Before Income Taxes and Related Provision for Income Taxes (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income from continuing operations before income taxes:
United States	$ 29,546	$ 28,652	$ 108,474
Foreign	29,755	46,484	77,578
Income before income taxes	59,301	75,136	186,052
Current taxes:
United States	11,338	14,745	40,856
State	1,159	783	2,602
Foreign	14,117	7,760	5,314
Current taxes, Total	26,614	23,288	48,772
Deferred taxes:
United States	(1,730)	2,019	7,795
State and Foreign	(1,359)	1,800	(246)
Deferred taxes, Total	(3,089)	3,819	7,549
Provision for income taxes	$ 23,525	$ 27,107	$ 56,321

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The component of total income tax expense for the period comprised of the increase (decrease) in the entity's state, local and foreign deferred tax assets and liabilities attributable to continuing operations as determined by applying the provisions of the applicable enacted tax laws.

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The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

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The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

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Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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