Income Taxes (Schedule Of The Provision For Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Current:
Federal		$ 4
State	(4)	(1)
Foreign	(44)	(32)
Total current	(48)	(29)
Deferred:
Federal	(1,422)	(3,871)
State	(336)	1,186
Foreign	318	461
Total deferred	(1,440)	(2,224)
Valuation allowance	1,440	2,224
Provision for income taxes	$ (48)	$ (29)