Nature of the Business and Operations (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended		12 Months Ended
	Dec. 28, 2018	Mar. 31, 2017	Dec. 31, 2019	Dec. 31, 2018	Aug. 31, 2017
Nature of the Business and Operations (Textual)
Net loss (including noncontrolling interests)			$ (5,298)	$ (3,060)
Accumulated deficit			(190,520)	(185,222)
Net cash used in operating activities			(3,517)	(2,859)
Net proceeds from issuance of common stock			$ 36	$ 4,620
Shelf registration statement, expire date		Mar. 24, 2020
Aggregate of common stock offering price		$ 20,000
Percentage of beneficial owner			50.00%
Securities Purchase Agreement [Member]
Nature of the Business and Operations (Textual)
Issuance of common stock	2,940,767
Net proceeds from issuance of common stock	$ 4,600
Shares price per share	$ 1.60				$ 10.00
Purchased common stock in private placement	$ 2,000
Percentage of beneficial owner	18.00%
Common stock at an exercise price					$ 20.00