Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Net income	$ 8,112us-gaap_NetIncomeLoss	$ 7,361us-gaap_NetIncomeLoss
Other comprehensive loss, net of tax:
Foreign currency translation adjustments	(972)	(2)
Total other comprehensive loss, net of tax	(972)	(2)
Comprehensive income	$ 7,140us-gaap_ComprehensiveIncomeNetOfTax	$ 7,359us-gaap_ComprehensiveIncomeNetOfTax

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

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