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Revenues from Contracts with Customers - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Aug. 31, 2025	Aug. 31, 2024	Aug. 31, 2025	Aug. 31, 2024	Nov. 30, 2024
Revenue from Contract with Customer [Abstract]
Revenue related to performance obligations satisfied	$ 36.1	$ 39.2	$ 83.8	$ 39.7
Revenue associated with distribution services, a portion of which related to prior periods	8.5	8.6	24.0	23.8
Deferred revenue	84.8		84.8		$ 79.1
Revenue recognized	(44.8)	(35.0)	(52.8)	(33.2)
Receivables related to revenue from contracts with customers	324.4		324.4		275.9
Capitalized contract cost	7.7		7.7		$ 5.8
Expenses to fulfill a contract	$ 1.3	$ 1.2	$ 1.9	$ 1.9

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- Definition

Contract With Customer, Performance Obligation Satisfied

+ References

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- Definition

Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 340
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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Amount of revenue recognized from performance obligation satisfied or partially satisfied in previous reporting periods. Includes, but is not limited to, change in transaction price.

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