Property and Equipment, Net - Summary of Property and Equipment (Detail) - USD ($) $ in Thousands	12 Months Ended
Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2021
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 498,871	$ 458,573
Less: accumulated depreciation and amortization	(336,995)	(320,401)
Property and equipment, net	161,876	138,172
Depreciation expense for capitalized software	29,300	28,000	$ 25,400
Net book value of capitalized software	121,900	94,700
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	383,701	331,371
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	73,980	81,743
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	37,844	41,999
Automobiles
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 3,346	$ 3,460

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount of expense for amortization of capitalized computer software costs.

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The carrying amount of capitalized computer software costs net of accumulated amortization as of the balance sheet date.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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