Pension and Other Postretirement Plans (Details 1) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 03, 2011	Nov. 27, 2010	Nov. 28, 2009
Defined Benefit Plan Disclosure [Line Items]
Increase to pension expense from change in method			$ (2,000)
Reduction to earnings before income taxes and minority interest from change in method			(2,000)
Reduction to net earnings from change in method			(1,266)
Restricted trust, included in Other noncurrent assets	1,131	1,258
Qualified U.S. Pension Plans [Member] | Voluntary Contribution [Member]
Defined Benefit Plan Disclosure [Line Items]
Voluntary Contributions	0	0	0
United States Pension Plans of US Entity, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Estimated Employer Contributions In Fiscal Year 2012	18,968
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Projected Benefit Obligation	164,820
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Accumulated Benefit Obligation	159,208
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Fair Value of Plan Assets	112,548
U.S. Combined Nonqualified Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Estimated Employer Contributions In Fiscal Year 2012	219
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Projected Benefit Obligation	22,022
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Accumulated Benefit Obligation	19,750
Foreign Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Estimated Employer Contributions In Fiscal Year 2012	415
Other Postretirement Benefit Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Estimated Employer Contributions In Fiscal Year 2012	$ 99