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
Statement of Comprehensive Income [Abstract]
Net income		$ 56,551	$ 39,198	$ 67,642	$ 63,908
Other comprehensive income (loss):
Foreign currency translation gains (losses), net		3,543	992	(7,823)	51
Reclassification of foreign currency translation loss to income	[1]	0	0	(164)	0
Total comprehensive income		$ 60,094	$ 40,190	$ 59,655	$ 63,959

[1] Represents the reclassification of cumulative foreign currency translation adjustment upon liquidation of foreign subsidiaries during the six months ended June 30, 2020.