Restructuring-Charges Table (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Aug. 28, 2016	Aug. 30, 2015	Aug. 28, 2016	Aug. 30, 2015
Restructuring Cost and Reserve [Line Items]
Initial Restructuring Charge		$ 381	$ 5,824	$ 2,442	$ 14,959
Restructuring Reserve, Accrual Adjustment		(612)	(1,652)	(1,016)	(3,882)
Noncash restructuring (gain) charges	[1]	(396)	(118)	(396)	269
Restructuring Charges		(627)	4,054	1,030	11,346
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Initial Restructuring Charge	[2]	286	4,989	2,131	12,745
Restructuring Reserve, Accrual Adjustment		(612)	(1,652)	(1,016)	(3,415)
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Initial Restructuring Charge			835		2,214
Initial Restructuring Charges and Adjustments	[3]	95	835	311	1,747
Restructuring Reserve, Accrual Adjustment		$ 0	$ 0	$ 0	$ (467)

[1] Noncash pension and postretirement curtailment gains or losses resulting from the global productivity initiative are included in restructuring charges, with the associated liabilities included in "Pension liability" and "Postretirement medical benefits" on the Company's consolidated balance sheets.

[2] Severance and employee-related benefits relate to items such as severance, based on separation benefits provided by Company policy or statutory benefit plans, out-placement services and career counseling for employees affected by the global productivity initiative.

[3] Other restructuring costs are expensed as incurred and primarily relate to consulting fees and legal expenses associated with the execution of the restructuring initiative.