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, 2018	$ 43,783	$ 3,310	$ 529	$ 79,792	$ (9,265)	$ (30,583)
Balance (in shares) at Mar. 31, 2018			52,965,797
Purchase of treasury stock	(380)					(380)
Net loss	(850)				(850)
Balance at Jun. 30, 2018	42,553	3,310	$ 529	79,792	(10,115)	(30,963)
Balance (in shares) at Jun. 30, 2018			52,965,797
Balance at Mar. 31, 2019	$ 38,728	3,310	$ 529	79,792	(11,702)	(33,201)
Balance (in shares) at Mar. 31, 2019	52,965,797		52,965,797
Net loss	$ (987)				(987)
Balance at Jun. 30, 2019	$ 37,741	$ 3,310	$ 529	$ 79,792	$ (12,689)	$ (33,201)
Balance (in shares) at Jun. 30, 2019	52,965,797		52,965,797