Supplemental Financial Information - Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Numerator:
Net income (loss)	$ 551	$ 2,125	$ (7,397)	$ (4,865)	$ 2,676	$ (12,262)
Denominator:
Weighted average common shares used in basic computation (in shares)	42,742,000		42,288,000		42,654,000	42,334,000
Stock options and other dilutive awards (in shares)	971,000		0		1,023,000	0
Weighted average common shares used in diluted computation (in shares)	43,713,000		42,288,000		43,677,000	42,334,000
Net income (loss) per common share
Basic net income (loss) per share (in dollars per share)	$ 0.01		$ (0.17)		$ 0.06	$ (0.29)
Diluted net income (loss) per share (in dollars per share)	$ 0.01		$ (0.17)		$ 0.06	$ (0.29)