Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) - USD ($) shares in Thousands, $ in Thousands	Jun. 30, 2025	Mar. 31, 2025
Statement of Financial Position [Abstract]
Allowance For Credit Loss	$ 1	$ 2
Preferred stock, no par value (in dollars per share)	$ 0	$ 0
Preferred stock, shares authorized	5,000	5,000
Preferred stock, shares issued	0	0
Common stock, par value	$ 0.01	$ 0
Common stock, shares authorized	50,000	50,000
Common stock, shares issued	12,716	12,674
Common stock, shares outstanding	6,708	6,696
Treasury stock, common shares	6,008	6,020