Employee Benefit And Retirement Plans (Allocations Of Pension Plan Assets) (Details)	12 Months Ended
	Nov. 30, 2016	Nov. 30, 2015
United States Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	100.00%	100.00%
Equity securities, Target	100.00%
United States Pension Plans [Member] | Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	69.00%	68.50%
Equity securities, Target	61.00%
United States Pension Plans [Member] | Fixed Income Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	16.70%	16.70%
Equity securities, Target	17.00%
United States Pension Plans [Member] | Other Plan Asset Categories [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	14.30%	14.80%
Equity securities, Target	22.00%
International Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	100.00%	100.00%
Equity securities, Target	100.00%
International Pension Plans [Member] | Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	55.70%	54.40%
Equity securities, Target	53.00%
International Pension Plans [Member] | Fixed Income Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	44.20%	45.30%
Equity securities, Target	40.50%
International Pension Plans [Member] | Other Plan Asset Categories [Member]
Defined Benefit Plan Disclosure [Line Items]
Equity securities, Actual	0.10%	0.30%
Equity securities, Target	6.50%