Income Taxes - Income Before Income Tax Domestic And Foreign Components Table (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Domestic	$ 9,618	$ 18,972	$ (32,466)
Foreign	4,364	5,167	7,897
Income (loss) before income taxes	$ 13,982	$ 24,139	$ (24,569)