Employee Benefit And Retirement Plans (Allocations Of Pension Plan Assets) (Details)	Nov. 30, 2018	Nov. 30, 2017
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	52.10%	53.80%
Equity securities, Target	53.00%
Foreign Plan [Member] | Fixed Income Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	47.80%	46.10%
Equity securities, Target	47.00%
Foreign Plan [Member] | Other Plan Asset Categories [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	0.10%	0.10%
Equity securities, Target	0.00%
Domestic Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	100.00%	100.00%
Equity securities, Target	100.00%
Domestic Plan [Member] | Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	65.80%	69.30%
Equity securities, Target	59.00%
Domestic Plan [Member] | Fixed Income Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	20.50%	18.60%
Equity securities, Target	23.20%
Domestic Plan [Member] | Other Plan Asset Categories [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	13.70%	12.10%
Equity securities, Target	17.80%