Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Condensed Consolidated Statements of Comprehensive Income
Net income	$ 53,119	$ 54,131	$ 75,948	$ 72,303
Other comprehensive loss, net of income tax:
Foreign currency translation adjustment	10,764	2,457	(5,105)	823
Total comprehensive income	63,883	56,588	70,843	73,126
Total comprehensive income attributable to:
Stockholders	63,795	56,486	70,743	73,028
Non-controlling interests	88	102	100	98
Total comprehensive income	$ 63,883	$ 56,588	$ 70,843	$ 73,126