Stock-Based Compensation (Summary Of Our Stock Options Outstanding And Exercisable) (Details) shares in Millions	12 Months Ended
	Nov. 30, 2024 $ / shares shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options outstanding, Shares | shares	6.1
Options outstanding, Weighted-average remaining life (yrs)	5 years 10 months 24 days
Options outstanding, Weighted-average exercise price (usd per share)	$ 72.25
Options exercisable, Shares | shares	4.4
Options exercisable, Weighted-average remaining life (yrs)	4 years 9 months 18 days
Options exercisable, Weighted-average exercise price (usd per share)	$ 69.91
Range one
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise price, lower limit	38.00
Range of exercise price, upper limit	$ 58.00
Options outstanding, Shares | shares	1.7
Options outstanding, Weighted-average remaining life (yrs)	2 years 2 months 12 days
Options outstanding, Weighted-average exercise price (usd per share)	$ 49.95
Options exercisable, Shares | shares	1.7
Options exercisable, Weighted-average remaining life (yrs)	2 years 2 months 12 days
Options exercisable, Weighted-average exercise price (usd per share)	$ 49.95
Range two
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise price, lower limit	58.01
Range of exercise price, upper limit	$ 78.00
Options outstanding, Shares | shares	2.2
Options outstanding, Weighted-average remaining life (yrs)	7 years 3 months 18 days
Options outstanding, Weighted-average exercise price (usd per share)	$ 72.19
Options exercisable, Shares | shares	1.1
Options exercisable, Weighted-average remaining life (yrs)	5 years 4 months 24 days
Options exercisable, Weighted-average exercise price (usd per share)	$ 70.79
Range three
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of exercise price, lower limit	78.01
Range of exercise price, upper limit	$ 98.00
Options outstanding, Shares | shares	2.2
Options outstanding, Weighted-average remaining life (yrs)	7 years 4 months 24 days
Options outstanding, Weighted-average exercise price (usd per share)	$ 88.78
Options exercisable, Shares | shares	1.6
Options exercisable, Weighted-average remaining life (yrs)	7 years 1 month 6 days
Options exercisable, Weighted-average exercise price (usd per share)	$ 89.93