Pension and Other Postretirement Plans (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended					3 Months Ended		9 Months Ended
	Aug. 31, 2013	Aug. 31, 2013	Dec. 01, 2012	Aug. 31, 2013 U.S. Qualified Plans [Member]	Aug. 31, 2013 U.S. Combined Nonqualified Plans [Member]	Aug. 31, 2013 Non-U.S. Plan [Member]	Aug. 31, 2013 Postretirement Healthcare Benefit Plan [Member]	Sep. 01, 2012 Postretirement Healthcare Benefit Plan [Member]	Aug. 31, 2013 Postretirement Healthcare Benefit Plan [Member]	Sep. 01, 2012 Postretirement Healthcare Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Cash contributions	$ 7,727	$ 24,270					$ 18	$ 25	$ 54	$ 75
Defined Benefit Plan Estimated Employer Contributions In Current Fiscal Year	24,582	24,582		2,837	21,335	340	70		70
Restricted trust, included in Other noncurrent assets	$ 1,024	$ 1,024	$ 1,070