Income Taxes (Domestic And Foreign Income Taxes (Benefits)) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Operating Loss Carryforwards [Line Items]
Income (loss) from continuing operations before income taxes and discontinued operations	$ 701	$ (203)	$ (3,505)	$ (2,497)
United States IRS [Member]
Operating Loss Carryforwards [Line Items]
Income (loss) from continuing operations before income taxes and discontinued operations	521	(261)	(3,315)	(3,015)
Singapore Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Income (loss) from continuing operations before income taxes and discontinued operations	140	(90)	(291)	131
Indonesia Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Income (loss) from continuing operations before income taxes and discontinued operations	16	18	51	58
Federal Ministry Of Finance Germany [Member]
Operating Loss Carryforwards [Line Items]
Income (loss) from continuing operations before income taxes and discontinued operations	$ 24	$ 130	$ 50	$ 329