Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 8,368	$ 6,606	$ 25,094	$ 13,376
Other comprehensive income (loss):
Foreign currency translation adjustment	1,220	758	(1,535)	1,535
Total other comprehensive income (loss)	1,220	758	(1,535)	1,535
Comprehensive income	$ 9,588	$ 7,364	$ 23,559	$ 14,911