Income Taxes (Income Tax Benefit) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Deferred
Foreign	$ (1,302,000)	$ (556,000)
Deferred income tax expense (benefit)	(1,302,000)	(556,000)
Total income tax expense (benefit)	$ (1,302,000)	$ (556,000)