Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings (Accumulated Deficit) [Member]	Total
Balance at Dec. 31, 2018	$ 426	$ 115,719	$ (46,932)	$ 69,213
Balance (in shares) at Dec. 31, 2018	42,602,431
Value of share-based arrangements		377		377
Net loss			(4,039)	(4,039)
Balance at Mar. 31, 2019	$ 426	116,096	(50,971)	65,551
Balance (in shares) at Mar. 31, 2019	42,602,431
Balance at Dec. 31, 2019	$ 426	117,557	(72,872)	45,111
Balance (in shares) at Dec. 31, 2019	42,628,560
Value of share-based arrangements		125		125
Net loss			(2,885)	(2,885)
Balance at Mar. 31, 2020	$ 426	$ 117,682	$ (75,757)	$ 42,351
Balance (in shares) at Mar. 31, 2020	42,628,560