Unaudited Condensed Statements of Stockholders’ Equity - USD ($) $ in Thousands	Total	Common Stock	Treasury Stock	Additional Paid-In Capital	Accumulated Deficit
Balance (in shares) at Mar. 31, 2022		42,416,000
Balance, treasury stock (in shares) at Mar. 31, 2022			0
Balance at Mar. 31, 2022	$ 75,250	$ 4,242	$ 0	$ 186,720	$ (115,712)
Increase (Decrease) in Stockholders' Equity
Stock option exercises (in shares)		1,000
Stock option exercises	1	$ 0		1
Issuance of shares pursuant to vesting of restricted stock units, net of payroll withholding taxes (in shares)		4,000
Issuance of shares pursuant to vesting of restricted stock units, net of payroll withholding taxes	24			24
Stock-based compensation	848			848
Treasury stock purchases (in shares)			300,000
Treasury stock purchases	(884)		$ (884)
Net income	(4,865)				(4,865)
Balance (in shares) at Jun. 30, 2022		42,421,000
Balance, treasury stock (in shares) at Jun. 30, 2022			300,000
Balance at Jun. 30, 2022	$ 70,374	$ 4,242	$ (884)	187,593	(120,577)
Balance (in shares) at Mar. 31, 2023	42,808,000	42,808,000
Balance, treasury stock (in shares) at Mar. 31, 2023			369,000
Balance at Mar. 31, 2023	$ 62,906	$ 4,282	$ (891)	190,082	(130,567)
Increase (Decrease) in Stockholders' Equity
Stock option exercises (in shares)		60,000
Stock option exercises	257	$ 6		251
Issuance of shares pursuant to vesting of restricted stock units, net of payroll withholding taxes (in shares)		1,000
Issuance of shares pursuant to vesting of restricted stock units, net of payroll withholding taxes	(6)			(6)
Stock-based compensation	525			525
Treasury stock purchases (in shares)			0
Treasury stock purchases	0		$ 0
Net income	$ 2,125				2,125
Balance (in shares) at Jun. 30, 2023	42,869,000	42,869,000
Balance, treasury stock (in shares) at Jun. 30, 2023			369,000
Balance at Jun. 30, 2023	$ 65,807	$ 4,288	$ (891)	$ 190,852	$ (128,442)