CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Treasury Stock
Balance at Mar. 31, 2020	$ 34,421	$ 3,310	$ 529	$ 79,792	$ (16,009)	$ (33,201)
Balance (in shares) at Mar. 31, 2020			52,965,797
Net loss	(3,026)				(3,026)
Balance at Dec. 31, 2020	31,395	3,310	$ 529	79,792	(19,035)	(33,201)
Balance (in shares) at Dec. 31, 2020			52,965,797
Balance at Mar. 31, 2021	$ 30,445	3,310	$ 529	79,792	(19,985)	(33,201)
Balance (in shares) at Mar. 31, 2021	52,965,797		52,965,797
Net loss	$ (2,711)				(2,711)
Balance at Dec. 31, 2021	$ 27,734	$ 3,310	$ 529	$ 79,792	$ (22,696)	$ (33,201)
Balance (in shares) at Dec. 31, 2021	52,965,797		52,965,797