Income Taxes (Schedule Of Income Tax Expense (Benefit)) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Income Tax Disclosure [Abstract]
Federal - current	$ (163)	$ 617
Foreign - current	2,258	986
State - current	140	155
Deferred	(478)	(885)
Total income tax expense	$ 1,757	$ 873