Leases - Components of Lease Costs (Details) - USD ($) $ in Thousands	12 Months Ended
Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Leases [Abstract]
Operating lease costs	$ 5,555	$ 4,995	$ 8,359
Short term lease costs	1,691	1,537	1,624
Variable lease costs	4,623	3,959	3,494
Sublease income	(108)	(105)	(26)
Total lease costs, net	$ 11,761	$ 10,387	$ 13,451

Amount of lease cost recognized by lessee for lease contract.

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-Topic 842
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-Name Accounting Standards Codification
-Section 55
-Paragraph 53
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- References

No definition available.

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

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-Topic 842
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-URI https://asc.fasb.org/1943274/2147479589/842-20-55-53

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- Definition

Amount of short-term lease cost, excluding expense for lease with term of one month or less.

+ References

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-URI https://asc.fasb.org/1943274/2147479589/842-20-55-53

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- Definition

Amount of sublease income excluding finance and operating lease expense.

+ References

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- Definition

Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

+ References

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