Shareholders Equity - USD ($) $ in Thousands	Series B Preferred Stock	Common Stock	Additional Paid-In Capital	Retained Earnings / Accumulated Deficit	Total
Beginning balance, shares at Dec. 31, 2017	1	2,037
Beginning balance, value at Dec. 31, 2017	$ 1	$ 21	$ 59,000	$ (58,386)	$ 636
Issuance of common stock, shares		3,095
Issuance of common stock, value		$ 30	4,579		4,609
Net income				(484)	(484)
Ending balance, shares at Dec. 31, 2018	1	5,132
Ending balance, value at Dec. 31, 2018	$ 1	$ 51	63,579	(58,870)	4,761
Net income				(2,352)	(2,352)
Ending balance, shares at Dec. 31, 2019	1	5,132
Ending balance, value at Dec. 31, 2019	$ 1	$ 51	63,579	(61,222)	2,409
Net income				1,916	1,916
Ending balance, shares at Dec. 31, 2020	1	5,132
Ending balance, value at Dec. 31, 2020	$ 1	$ 51	$ 63,579	$ (59,306)	$ 4,325