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Investments - Berkadia - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Aug. 31, 2024	Aug. 31, 2025	Aug. 31, 2024	Nov. 30, 2024
Berkadia
Schedule of Equity Method Investments [Line Items]
Surety policy issued		$ 1,500.0
Berkadia
Schedule of Equity Method Investments [Line Items]
Percentage of profits received from joint venture		45.00%
Commercial paper outstanding		$ 1,470.0
Purchase commitment amount		13.7		$ 21.8
Revenues from other transactions		$ 0.1
Other income (expense)	$ 0.3		$ 0.4

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Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

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