Goodwill And Intangible Assets (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2025	Nov. 30, 2024	Nov. 30, 2023
Goodwill And Intangible Assets [Abstract ]
Intangible asset amortization expense	$ 35.2	$ 35.0	$ 34.9
Amortizable intangible assets average remaining life, in years	8 years