Debt - Schedule of Maturities of Long-term Debt (Detail) $ in Millions	Aug. 31, 2025 USD ($)
Debt Disclosure [Abstract]
Year 1	$ 30.3
Year 2	8.0
Year 3	6.9
Year 4	5.6
Year 5	3.4
Thereafter	19.2
Total	$ 73.4

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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+ Details