Fair Value Measurements - Narrative (Details) - 2026 Notes - USD ($) $ in Millions	Feb. 28, 2023	Nov. 30, 2022
Debt Instrument [Line Items]
Long-term debt	$ 353.2	$ 352.6
Fair value notes	$ 394.7	$ 376.0

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant