Income Taxes (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Federal:
Current	$ (456)	$ 2,932	$ 5,451
Deferred	2,018	2,016	82,726
State:
Current	652	657	333
Deferred	(1,528)	(1,198)	522
Foreign:
Current	3,097	1,708	1,592
Deferred	195	(2,712)	(3,295)
Provision for (benefit from) income taxes	$ 3,978	$ 3,403	$ 87,329