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Compensation Plans - Compensation Cost (Details) - USD ($) $ in Millions	3 Months Ended
	Feb. 28, 2026	Feb. 28, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation costs	$ 191.1	$ 158.1
Profit sharing plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation costs	7.8	7.4
Restricted cash awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation costs	132.6	115.1
Restricted stock and RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation costs	$ 50.7	$ 35.6

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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