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Revenues - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	May 31, 2026	May 31, 2025	May 31, 2026	May 31, 2025	Aug. 31, 2025
Disaggregation of Revenue [Line Items]
Contract assets	$ 16.1		$ 16.1		$ 11.8
Contract liabilities	285.5		285.5		$ 179.6
Revenue recognized related to contract liabilities	$ 18.5	$ 26.3	$ 128.1	$ 192.6
Revenue from Contract with Customer Benchmark | Revenue Recognition Timing Risk | Transferred over Time
Disaggregation of Revenue [Line Items]
Concentration risk percentage (less than)	1.00%	1.00%	1.00%	1.00%

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