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Income Taxes (Details 1) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Schedule of domestic and foreign components of pretax income from operations
United States	$ 24,525	$ (991)	$ 2,384
Foreign	54,416	51,836	31,145
Income before income taxes	$ 78,941	$ 50,845	$ 33,529

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- Definition

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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