Stock-Based Compensation (Details Numeric) (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Nov. 29, 2013 purchaseperiods	Nov. 30, 2012	Dec. 02, 2011
Stock Based Compensation (Numeric) [Abstract]
Closing market values (per share)	$ 56.78	$ 34.61	$ 27.11
Unrecognized compensation cost, adjusted for estimated forfeitures, related to non-vested stock based awards (in millions)	$ 428.9
Number of years over which unrecognized compensation costs will be recognized	1 year 10 months 24 days
New Non-Employee Directors [Member]
Stock Based Compensation (Numeric) [Abstract]
Non-Employee Director Aggregate Grant Value Per Award	0.5
Existing Non-Employee Directors [Member]
Stock Based Compensation (Numeric) [Abstract]
Non-Employee Director Aggregate Grant Value Per Award	0.2
Numbers of days used to calculate the aggregate value of the equity award	0 years 0 months 30 days
Vesting percentage per year for grants to non-employee directors	100.00%
Conversion ratio for target grant value of restricted stock units to stock options	3
2003 Plan [Member]
Stock Based Compensation (Numeric) [Abstract]
Common stock shares reserved for Issuance	154.4
Shares available for grant	44.0
2005 Assumption Plan [Member]
Stock Based Compensation (Numeric) [Abstract]
Common stock shares reserved for Issuance	5.7
Shares available for grant	0.6
Stock Options [Member]
Stock Based Compensation (Numeric) [Abstract]
Period of options expiry	7 years
Stock Options [Member] | Existing Non-Employee Directors [Member]
Stock Based Compensation (Numeric) [Abstract]
Award vesting period	1 year
Stock Options [Member] | Existing Non-Employee Directors [Member] | 100% Options [Member]
Stock Based Compensation (Numeric) [Abstract]
Annual equity grant percentage election by director of 100% options, 100% restricted stock units or 50% of each	100.00%
Stock Options [Member] | Existing Non-Employee Directors [Member] | 50% Options and 50% Restricted Stock Units [Member]
Stock Based Compensation (Numeric) [Abstract]
Annual equity grant percentage election by director of 100% options, 100% restricted stock units or 50% of each	50.00%
Restricted Stock Unit [Member] | New Non-Employee Directors [Member]
Stock Based Compensation (Numeric) [Abstract]
Award vesting period	2 years
Numbers of days used to calculate the aggregate value of the equity award	0 years 0 months 30 days
Vesting percentage per year for grants to non-employee directors	50.00%
Restricted Stock Unit [Member] | Existing Non-Employee Directors [Member]
Stock Based Compensation (Numeric) [Abstract]
Award vesting period	1 year
Restricted Stock Unit [Member] | Existing Non-Employee Directors [Member] | 100% Resticted Stock Units [Member]
Stock Based Compensation (Numeric) [Abstract]
Annual equity grant percentage election by director of 100% options, 100% restricted stock units or 50% of each	100.00%
Restricted Stock Unit [Member] | Existing Non-Employee Directors [Member] | 50% Options and 50% Restricted Stock Units [Member]
Stock Based Compensation (Numeric) [Abstract]
Annual equity grant percentage election by director of 100% options, 100% restricted stock units or 50% of each	50.00%
Restricted Stock Unit [Member] | Focal Awards [Member]
Stock Based Compensation (Numeric) [Abstract]
Award vesting period	3 years
Vesting percentage per year for focal restricted stock units	33.00%
Restricted Stock Unit [Member] | Other Awards [Member]
Stock Based Compensation (Numeric) [Abstract]
Award vesting period	4 years
Vesting percentage per year for restricted stock units other than focal grants	25.00%
Employee Stock Purchase Plan [Member]
Stock Based Compensation (Numeric) [Abstract]
Common stock shares reserved for Issuance	93.0
Shares available for grant	15.8
ESPP Purchase Price as Percentage of Market Price	85.00%
Offering Period	24 months
Number of purchase periods per offering period	4
Purchase period	6 months
Weighted Average Subscription Date Fair Value of Shares (per share)	$ 11.40	$ 9.09	$ 9.01
Shares Purchased, ESPP	3.4	3.2	3.7
Average purchase price of shares, ESPP (per share)	$ 25.71	$ 23.81	$ 23.48
Shares Purchased Intrinsic Value, ESPP	$ 58.5	$ 22.8	$ 28.9
Performance Shares [Member] | Current Year Program [Member]
Stock Based Compensation (Numeric) [Abstract]
Award vesting period	3 years
Vesting percentage on third year for performance awards	100.00%
Maximum percentage of target shares able to receive	200.00%
Performance Shares [Member] | Program 2012 [Member]
Stock Based Compensation (Numeric) [Abstract]
Maximum percentage of target shares able to receive	150.00%
Actual percentage achieved	116.00%
Number of shares achieved		1.3
Performance Shares [Member] | Program 2011 [Member]
Stock Based Compensation (Numeric) [Abstract]
Maximum percentage of target shares able to receive		150.00%
Actual percentage achieved		130.00%
Number of shares achieved		0.5
Performance Shares [Member] | Program 2010 [Member]
Stock Based Compensation (Numeric) [Abstract]
Maximum percentage of target shares able to receive			150.00%
Actual percentage achieved			135.00%
Number of shares achieved			0.3