Income Taxes (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Current
U.S.
State
Foreign	22	24
Total current income tax expense	22	24
Deferred
U.S.
State
Foreign
Total deferred income tax expense (benefit)
Total income tax expense (benefit)	$ 22	$ 24