Employee Benefit And Retirement Plans (Benefit Obligation, Fair Value Of Plan Assets And Reconciliation Of Defined Benefit Plans) (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2021
Change in benefit obligation:
Participant contributions	$ 2.5	$ 2.1
Change in fair value of plan assets:
Fair value of plan assets at beginning of year	0.0	0.0
Fair value of plan assets at end of year	0.0	0.0	$ 0.0
Other Postretirement Benefits [Member]
Change in benefit obligation:
Benefit obligation at beginning of year	52.9	65.9
Service cost	1.3	1.8	2.0
Interest costs	2.6	1.7	1.6
Participant contributions	2.5	2.1
Actuarial (gain) loss	(5.6)	(12.5)
Benefits paid	(6.6)	(6.1)
Benefit obligation at end of year	47.1	52.9	65.9
Change in fair value of plan assets:
Employer contributions	4.1	4.0
Other postretirement benefit liability	47.1	52.9
United States
Change in benefit obligation:
Benefit obligation at beginning of year	687.5	921.5
Service cost	2.0	3.6	3.7
Interest costs	36.1	26.3	25.9
Plan settlements	0.0	0.0
Actuarial (gain) loss	(34.7)	(221.2)
Benefits paid	(45.6)	(42.7)
Foreign currency impact	0.0	0.0
Benefit obligation at end of year	645.3	687.5	921.5
Change in fair value of plan assets:
Fair value of plan assets at beginning of year	657.7	754.0
Actual return on plan assets	10.3	(64.0)
Employer contributions	8.3	10.4
Foreign currency impact	0.0	0.0
Fair value of plan assets at end of year	630.7	657.7	754.0
Funded status	(14.6)	(29.8)
Projected benefit obligation	109.1	120.3
Accumulated benefit obligation	105.5	116.1
Fair value of plan assets	32.7	35.0
Foreign Plan [Member]
Change in benefit obligation:
Benefit obligation at beginning of year	220.1	354.7
Service cost	0.6	0.9	1.1
Interest costs	9.9	7.0	7.1
Plan settlements	(0.1)	0.0
Actuarial (gain) loss	(11.1)	(101.7)
Benefits paid	(13.3)	(15.7)
Foreign currency impact	7.9	(25.1)
Benefit obligation at end of year	214.0	220.1	354.7
Change in fair value of plan assets:
Fair value of plan assets at beginning of year	275.1	398.4
Actual return on plan assets	(5.3)	(79.0)
Employer contributions	0.9	1.0
Foreign currency impact	9.6	(29.6)
Fair value of plan assets at end of year	267.0	275.1	$ 398.4
Funded status	53.0	55.0
Projected benefit obligation	14.0	14.6
Accumulated benefit obligation	11.7	12.4
Fair value of plan assets	$ 1.6	$ 1.5