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, 2021	Nov. 30, 2020	Nov. 30, 2019
Change in benefit obligation:
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant	$ 2.0	$ 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	70.7	67.2
Service cost	2.0	1.9	1.8
Interest costs	1.6	2.0	2.7
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant	2.0	2.1
Actuarial (gain) loss	(4.3)	3.9
Benefits paid	(6.1)	(6.4)
Benefit obligation at end of year	65.9	70.7	67.2
Change in fair value of plan assets:
Employer contributions	4.1	4.3
Other postretirement benefit liability	65.9	70.7
United States
Change in benefit obligation:
Benefit obligation at beginning of year	958.0	884.8
Service cost	3.7	3.2	2.1
Interest costs	25.9	29.3	34.4
Plan amendments	0.0	0.0
Actuarial (gain) loss	(21.9)	82.1
Benefits paid	(44.2)	(41.4)
Benefit obligation at end of year	921.5	958.0	884.8
Change in fair value of plan assets:
Fair value of plan assets at beginning of year	688.2	671.9
Actual return on plan assets	96.6	47.3
Employer contributions	13.4	10.4
Fair value of plan assets at end of year	754.0	688.2	671.9
Funded status	(167.5)	(269.8)
Projected benefit obligation	921.5	958.0
Accumulated benefit obligation	912.3	945.1
Fair value of plan assets	754.0	688.2
Foreign Plan [Member]
Change in benefit obligation:
Benefit obligation at beginning of year	371.7	345.6
Service cost	1.1	1.3	3.6
Interest costs	7.1	7.5	9.5
Plan amendments	0.5	0.0
Actuarial (gain) loss	(7.4)	19.1
Benefits paid	(16.6)	(14.1)
Expenses paid	0.0	(0.2)
Foreign currency impact	(1.7)	12.5
Benefit obligation at end of year	354.7	371.7	345.6
Change in fair value of plan assets:
Fair value of plan assets at beginning of year	368.7	340.9
Actual return on plan assets	47.1	28.6
Employer contributions	1.6	1.5
Foreign currency impact	(2.4)	11.8
Fair value of plan assets at end of year	398.4	368.7	$ 340.9
Funded status	43.7	(3.0)
Projected benefit obligation	19.7	110.4
Accumulated benefit obligation	16.3	106.5
Fair value of plan assets	$ 1.8	$ 87.7