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, 2022	Nov. 30, 2021	Nov. 30, 2020
Change in benefit obligation:
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant	$ 2.1	$ 2.0
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	65.9	70.7
Service cost	1.8	2.0	1.9
Interest costs	1.7	1.6	2.0
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant	2.1	2.0
Actuarial (gain) loss	(12.5)	(4.3)
Benefits paid	(6.1)	(6.1)
Benefit obligation at end of year	52.9	65.9	70.7
Change in fair value of plan assets:
Employer contributions	4.0	4.1
Other postretirement benefit liability	52.9	65.9
United States
Change in benefit obligation:
Benefit obligation at beginning of year	921.5	958.0
Service cost	3.6	3.7	3.2
Interest costs	26.3	25.9	29.3
Plan amendments	0.0	0.0
Actuarial (gain) loss	(221.2)	(21.9)
Benefits paid	(42.7)	(44.2)
Benefit obligation at end of year	687.5	921.5	958.0
Change in fair value of plan assets:
Fair value of plan assets at beginning of year	754.0	688.2
Actual return on plan assets	(64.0)	96.6
Employer contributions	10.4	13.4
Fair value of plan assets at end of year	657.7	754.0	688.2
Funded status	(29.8)	(167.5)
Projected benefit obligation	120.3	921.5
Accumulated benefit obligation	116.1	912.3
Fair value of plan assets	35.0	754.0
Foreign Plan [Member]
Change in benefit obligation:
Benefit obligation at beginning of year	354.7	371.7
Service cost	0.9	1.1	1.3
Interest costs	7.0	7.1	7.5
Plan amendments	0.0	0.5
Actuarial (gain) loss	(101.7)	(7.4)
Benefits paid	(15.7)	(16.6)
Foreign currency impact	(25.1)	(1.7)
Benefit obligation at end of year	220.1	354.7	371.7
Change in fair value of plan assets:
Fair value of plan assets at beginning of year	398.4	368.7
Actual return on plan assets	(79.0)	47.1
Employer contributions	1.0	1.6
Foreign currency impact	(29.6)	(2.4)
Fair value of plan assets at end of year	275.1	398.4	$ 368.7
Funded status	55.0	43.7
Projected benefit obligation	14.6	19.7
Accumulated benefit obligation	12.4	16.3
Fair value of plan assets	$ 1.5	$ 1.8