Income Taxes (Domestic And Foreign Income Taxes (Benefits)) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Operating Loss Carryforwards [Line Items]
(Loss) income from continuing operations before income taxes and discontinued operations	$ (2,245)	$ (3,393)	$ (4,206)	$ (2,294)
United States IRS [Member]
Operating Loss Carryforwards [Line Items]
(Loss) income from continuing operations before income taxes and discontinued operations	(1,994)	(3,639)	(3,836)	(2,755)
Singapore Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
(Loss) income from continuing operations before income taxes and discontinued operations	(278)	104	(431)	222
Indonesia [Member]
Operating Loss Carryforwards [Line Items]
(Loss) income from continuing operations before income taxes and discontinued operations	17	19	35	40
Federal Ministry Of Finance Germany [Member]
Operating Loss Carryforwards [Line Items]
(Loss) income from continuing operations before income taxes and discontinued operations	$ 10	$ 123	$ 26	$ 199