Income Taxes (Domestic And Foreign Income Taxes (Benefits)) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Operating Loss Carryforwards [Line Items]
(Loss) income from continuing operations before income taxes and discontinued operations	$ (1,961)	$ 1,099
United States IRS [Member]
Operating Loss Carryforwards [Line Items]
(Loss) income from continuing operations before income taxes and discontinued operations	(1,842)	885
Singapore Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
(Loss) income from continuing operations before income taxes and discontinued operations	(153)	117
Indonesia [Member]
Operating Loss Carryforwards [Line Items]
(Loss) income from continuing operations before income taxes and discontinued operations	18	21
Federal Ministry Of Finance Germany [Member]
Operating Loss Carryforwards [Line Items]
(Loss) income from continuing operations before income taxes and discontinued operations	$ 16	$ 76