Income Taxes - Unrecognized tax benefits (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 01, 2024	Nov. 26, 2023	Nov. 27, 2022
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Gross unrecognized tax benefits, beginning of period	$ 42.3	$ 38.1	$ 30.7
Increases related to current year tax positions	4.2	4.1	10.2
Increases related to tax positions from prior years	0.7	1.9	0.1
Decreases related to tax positions from prior years	(3.6)	0.0	(0.3)
Settlement with tax authorities	0.7	1.7	1.5
Lapses of statutes of limitation	0.0	(0.2)	(0.8)
Other, including foreign currency translation		0.1
Other, including foreign currency translation	(0.2)		(0.3)
Gross unrecognized tax benefits, end of period	$ 42.7	$ 42.3	$ 38.1

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of unrecognized tax benefits.

+ References

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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