CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2024	Mar. 31, 2024
Current assets:
Allowance for credit losses	$ 88	$ 273
Shareholders' equity:
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized (in shares)	5,100,000	5,000,000
Preferred stock, shares issued (in shares)	2,500	2,500
Preferred stock, shares outstanding (in shares)	2,500	2,500
Preferred stock, liquidation preference (in dollars per share)	$ 4	$ 4
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	40,000,000	40,000,000
Common stock, shares issued (in shares)	20,656,457	21,148,692
Common stock, shares outstanding (in shares)	20,656,457	21,148,692