Leases - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Aug. 31, 2025	Aug. 31, 2024	Aug. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Weighted average discount rate (percent)	4.30%	3.70%
Weighted average remaining lease term	4 years 11 months 15 days
Cash paid for operating lease liabilities	$ 26.4	$ 22.9	$ 20.1
ROU assets obtained in exchange for lease liabilities	52.5	3.4
QSC, LLC
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
ROU assets obtained in exchange for lease liabilities	$ 24.2
Level 3 \| Fair Value, Nonrecurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Operating lease, impairment loss		$ 4.3

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Amount of loss from impairment of right-of-use asset from operating lease.

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