Long-Term Employee Related Benefits (Details) (USD $)	12 Months Ended
	Nov. 30, 2014	Nov. 24, 2013	Nov. 25, 2012
Deferred Compensation Share-based Arrangements, Liability, Classified, Noncurrent, Excluded from the rabbi trust [Line Items]
Total	$ 80,066,000	$ 73,386,000
Deferred compensation plan, interest cost	5,300,000	8,700,000	6,800,000
Deferred compensation plan for executives and outside directors, established January 1, 2003 [Member]
Deferred Compensation Share-based Arrangements, Liability, Classified, Noncurrent, Excluded from the rabbi trust [Line Items]
Total deferred compensation plan liabilities	24,000,000	22,200,000
EICP Accrued salaries, wages and employee benefits	1,100,000	1,400,000
Funds held in grantor's rabbi trust	25,900,000	23,800,000
Deferred compensation plan for executives, prior to January 1, 2003 [Member]
Deferred Compensation Share-based Arrangements, Liability, Classified, Noncurrent, Excluded from the rabbi trust [Line Items]
Total deferred compensation plan liabilities	37,500,000	41,100,000
EICP Accrued salaries, wages and employee benefits	$ 4,600,000	$ 6,000,000