Other Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Other Income and Expenses [Abstract]
Foreign currency (gains) losses	$ (13)	$ (94)	$ 29	$ 220
Tax indemnification income, net	(158)	(554)	(731)	(1,109)
Interest income	(11)	(105)	(28)	(214)
Other	0	(3)	(1)	(3)
Total other income	$ (182)	$ (756)	$ (731)	$ (1,106)