Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Numerator:
Net Income (Loss)	$ 4,545	$ 3,576	$ 6,093	$ 6,615
Series A convertible preferred stock dividends	(459)	(459)	(918)	(918)
Net income attributable to common shareholders	$ 4,086	$ 3,117	$ 5,175	$ 5,697
Denominator:
Weighted average shares outstanding - basic	25,022	24,652	24,979	24,625
Dilutive SSARs	919	992	964	881
Dilutive unvested restricted shares	171	139	201	85
Dilutive unvested restricted stock units	5	0	4	0
Weighted average shares outstanding - diluted	26,117	25,783	26,148	25,591
Income per share - basic:	$ 0.16	$ 0.13	$ 0.21	$ 0.23
Income per share - diluted:	$ 0.16	$ 0.12	$ 0.2	$ 0.22
Earnings Per Share, Diluted [Abstract]
Anti-dilutive SSARs, restricted shares, performance shares and preferred shares	1,735	1,735	1,735	1,736