Income Taxes (Schedule Of Income Tax Expense (Benefit)) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Taxes [Abstract]
Federal - Current			$ 1,288	$ 907
Foreign - Current			3,865	5,607
State - Current			503	1,096
Deferred			(4,079)	206
Total income tax expense	$ 1,201	$ 1,573	$ 1,577	$ 7,816