Income Taxes (Schedule Of Provision (Benefit) For Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Current:
Federal	$ 417	$ 26
State	46	19
Foreign	298	201
Total current	761	246
Deferred:
Federal	960	361
State	(1)	0
Foreign	24	5
Total deferred	983	366
Total provision for income taxes	$ 1,744	$ 612