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Accumulated Other Comprehensive Income (Loss) (Tables)

3 Months Ended

Mar. 31, 2016

Equity [Abstract]

Schedule of Components of Accumulated Other Comprehensive Income (Loss)

The components of accumulated other comprehensive income (loss) are as follows (in thousands):

										Total
		Net Unrealized Gain				Cumulative				Accumulated
		(Loss) on Marketable				Translation				Other Comprehensive
		Investments				Adjustment				Income (Loss)
Balance at January 1, 2016		$	(100	)		$	(4,726	)		$	(4,826	)
Foreign currency translation			—				1,481				1,481
Unrealized gain on investments, net of tax of $76			117				—				117
Balance at March 31, 2016		$	17			$	(3,245	)		$	(3,228	)

										Total
		Net Unrealized Gain				Cumulative				Accumulated
		(Loss) on Marketable				Translation				Other Comprehensive
		Investments				Adjustment				Income (Loss)
Balance at January 1, 2015		$	(74	)		$	(1,539	)		$	(1,613	)
Foreign currency translation			—				(3,000	)			(3,000	)
Unrealized gain on investments, net of tax of $62			98				—				98
Balance at March 31, 2015		$	24			$	(4,539	)		$	(4,515	)