CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)	Sep. 30, 2024	Mar. 31, 2024
CONDENSED CONSOLIDATED BALANCE SHEETS
Provision for credit losses	$ 325,000	$ 325,000
Allowance for excess and obsolete inventories	$ 400,000	$ 100,000
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	20,000,000	20,000,000
Common stock, shares issued	2,312,887	2,312,887
Common stock, shares outstanding	2,312,887	2,312,887