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Consolidated Statements of Stockholders' Equity and Comprehensive Income (Unaudited) (Parenthetical) (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011
Tax effect on foreign currency translation	$ 46
Accumulated Other Comprehensive Loss
Tax effect on foreign currency translation	$ 46

Tax effect of the adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into functional currency of the reporting entity. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.

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