Stock-Based Compensation - Schedule of option activity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended		12 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2021	Jun. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Mar. 31, 2022	Mar. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Beginning balance, Options outstanding (in shares)	2,864,970	2,879,008	2,462,414	2,543,125	2,879,008	2,543,125	2,543,125
Options granted (in shares)	193,909		55,000		193,909	55,000
Options exercised (in shares)	(9,061)		0		(13,422)	(31,925)
Options canceled (in shares)	(4,156)		(10,883)		(13,833)	(59,669)
Ending balance, Options outstanding (in shares)	3,045,662	2,864,970	2,506,531	2,462,414	3,045,662	2,506,531	2,879,008	2,543,125
Exercisable at period end (in shares)	2,267,923		2,224,110		2,267,923	2,224,110
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Beginning of period (in usd per share)	$ 4.87	$ 4.88	$ 4.79	$ 4.82	$ 4.88	$ 4.82	$ 4.82
Options granted (in usd per share)	5.24		4.50		5.24	4.50
Options exercised (in usd per share)	4.04		0		4.18	4.21
Options canceled (in usd per share)	6.87		6.47		7.52	6.78
End of period (in usd per share)	4.89	$ 4.87	4.77	$ 4.79	4.89	4.77	$ 4.88	$ 4.82
Exercisable at end of period (in usd per share)	$ 4.45		$ 4.64		$ 4.45	$ 4.64
Share-Based Compensation Arrangement By Share-Based Payment Award, Weighted Average Remaining Contractual Term [Abstract]
Options outstanding, weighted average remaining contractual term (in years)	5 years 9 months 18 days	5 years 9 months 7 days	5 years 8 months 1 day	5 years 9 months 25 days	5 years 9 months 18 days	5 years 8 months 1 day	6 years 7 days	6 years 18 days
Options exercisable, weighted average remaining contractual term (in years)	4 years 7 months 17 days		5 years 2 months 8 days		4 years 7 months 17 days	5 years 2 months 8 days
Aggregate Intrinsic Value (in thousands)
Options outstanding, aggregate intrinsic value	$ 1,783	$ 113	$ 590	$ 720	$ 1,783	$ 590	$ 6,747	$ 0
Options exercisable, aggregate intrinsic value	$ 1,655		$ 569		$ 1,655	$ 569
Intrinsic value (in usd per share)	$ 5.03		$ 4.52		$ 5.03	$ 4.52