Income Taxes (Reconciliation Of The U.S. Federal Statutory Rate With The Effective Tax Rate) (Details)	12 Months Ended
	Nov. 30, 2017	Nov. 30, 2016	Nov. 30, 2015
Income Tax Disclosure [Abstract]
Federal statutory tax rate	35.00%	35.00%	35.00%
State income taxes, net of federal benefits	0.80%	1.40%	1.20%
International tax at different effective rates	(4.80%)	(6.70%)	(7.60%)
U.S. tax on remitted and unremitted earnings	0.40%	0.40%	1.10%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Compensation Cost, Percent	(1.60%)	0.00%	0.00%
U.S. manufacturing deduction	(1.80%)	(2.20%)	(1.90%)
Changes in prior year tax contingencies	(2.10%)	(1.80%)	(2.10%)
Other, net	(0.50%)	(0.10%)	0.80%
Total	25.40%	26.00%	26.50%