Disaggregated Revenue and Entity Wide Disclosures - Schedule of Revenues Attributed to Geographic Areas (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenues	$ 1,006	$ 1,034
Germany [Member]
Revenues	244	171
Italy [Member]
Revenues	209	194
Poland [Member]
Revenues	90	121
Russia [Member]
Revenues	70	116
Other [Member]
Revenues	$ 393	$ 432