CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2024	Mar. 31, 2024
Current assets:
Allowance for doubtful accounts	$ 109	$ 273
Shareholders' equity:
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized (in shares)	5,000,000	5,000,000
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)	20,600,652	21,148,692
Common stock, shares outstanding (in shares)	20,600,652	21,148,692