Leases - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2024	Apr. 30, 2023	Apr. 30, 2022
Lessee Lease Description [Line Items]
Impairment of right-of-use assets	$ 1,629	$ 5,471	$ 7,392
Operating lease right-of-use assets, net	160,464	142,690
Lease liability	$ 179,580
ICS
Lessee Lease Description [Line Items]
Operating lease right-of-use assets, net		800
Lease liability		1,000
Salo
Lessee Lease Description [Line Items]
Operating lease right-of-use assets, net		2,100
Lease liability		$ 2,900
Minimum
Lessee Lease Description [Line Items]
Lessee operating lease, term of contract	1 year
Lessee finance lease, term of contract	1 year
Maximum
Lessee Lease Description [Line Items]
Lessee operating lease, term of contract	13 years
Lessee finance lease, term of contract	5 years