Condensed Consolidated Statements Of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Statement of Comprehensive Income [Abstract]
Net income	$ 11,010	$ 10,146
Other comprehensive income:
Foreign currency translation gain, net	4,514	4,800
Total comprehensive income	$ 15,524	$ 14,946