Employee Benefit And Retirement Plans (Allocations Of Pension Plan Assets) (Details)	Nov. 30, 2021	Nov. 30, 2020
Foreign Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	100.00%	100.00%
Equity securities, Target	100.00%
Foreign Plan [Member] | Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	40.50%	50.90%
Equity securities, Target	41.00%
Foreign Plan [Member] | Fixed Income Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	59.10%	48.30%
Equity securities, Target	59.00%
Foreign Plan [Member] | Other Plan Asset Categories [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	0.40%	0.80%
Equity securities, Target	0.00%
United States
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	100.00%	100.00%
Equity securities, Target	100.00%
United States | Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	62.20%	63.20%
Equity securities, Target	59.00%
United States | Fixed Income Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	20.90%	22.00%
Equity securities, Target	23.20%
United States | Other Plan Asset Categories [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	16.90%	14.80%
Equity securities, Target	17.80%