Income Taxes (Schedule of Components of Provision for Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Taxes [Abstract]
Current, Federal	$ (5,397)	$ 3,632	$ (324)
Current, State	(1,390)	(190)	(479)
Current, International	(4)	(31)	(144)
Total Current	(6,791)	3,411	(947)
Deferred, Federal	1,698	(1,522)	1,296
Deferred, State	(131)	(377)	261
Deferred, International	44	17	64
Total Deferred	1,611	(1,882)	1,621
Total (Provision) Benefit for Income Taxes	$ (5,180)	$ 1,529	$ 674