Stock-Based Compensation- Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2024	Oct. 31, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock options exercised (in shares)			0	22,253
Total intrinsic value of options exercised			$ 0	$ 40
Unrecognized compensation cost related to unvested stock option	$ 14,200		14,200
Unrecognized compensation cost related to unvested RSU	400		$ 400
Weighted average period for unrecognized compensation cost			1 year 8 months 12 days
Options
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	1,400	$ 1,300	$ 2,600	2,700
Income tax expense	138	0	556	0
RSUs
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	$ 200	$ 300	$ 600	$ 400
Stock options vesting RSU (in Shares)			95,613	0
Total intrinsic value of RSU			$ 1,100	$ 0

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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