Leases - Lease Assets (Details) - USD ($) $ in Thousands	Apr. 30, 2026	Apr. 30, 2025
Leases [Abstract]
Finance lease right-of-use assets	$ 96,310	$ 89,909
Operating lease right-of-use assets	$ 432,640	$ 417,046

Amount, after accumulated amortization, of right-of-use asset from finance lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

Name:	us-gaap_FinanceLeaseRightOfUseAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant