Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Increase (Decrease) in Accumulated Other Comprehensive Loss [Roll Forward]
Balance at beginning of period	$ 23,453	$ 32,983	$ 26,175	$ 34,052
Balance at end of period	21,130	32,118	21,130	32,118
Foreign currency translation
Increase (Decrease) in Accumulated Other Comprehensive Loss [Roll Forward]
Balance at beginning of period	(2,009)	(1,181)	(1,778)	(1,285)
Total other comprehensive (loss) income	152	(43)	(79)	61
Total accumulated other comprehensive loss
Increase (Decrease) in Accumulated Other Comprehensive Loss [Roll Forward]
Balance at beginning of period	(2,009)	(1,181)	(1,778)	(1,285)
Balance at end of period	$ (1,857)	$ (1,224)	$ (1,857)	$ (1,224)