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Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Statement of Other Comprehensive Income [Abstract]
Net loss	$ 1,963	$ (1,375)
Other comprehensive income (loss), net of tax:
Unrealized (loss) on available-for-sale securities	(5)	(4)
Currency translation adjustment (loss) gain	(391)	515
Unrealized gain on derivatives	42	35
Other comprehensive (loss) income, net of tax	(354)	546
Total comprehensive income (loss)	$ 1,609	$ (829)

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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