Employee Stock Benefit Plans (Schedule Of Shares Authorized Under Stock Option Plan By Exercise Price Range) (Details) (USD $)	12 Months Ended
	Dec. 30, 2011
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	9,901,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 27.48
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	4.41
Options Exercisable Range, Number Exercisable	5,036,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 21.22
Range lower limit	$ 3.35
Range upper limit	$ 48.18
$3.35 - $14.53 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,174,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 10.18
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	1.87
Options Exercisable Range, Number Exercisable	1,174,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 10.18
Range lower limit	$ 3.35
Range upper limit	$ 14.53
$14.91 - $19.96 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,615,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 18.81
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	3.84
Options Exercisable Range, Number Exercisable	1,204,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 18.43
Range lower limit	$ 14.91
Range upper limit	$ 19.96
$20.01 - $21.68 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,419,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 20.93
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	4.79
Options Exercisable Range, Number Exercisable	680,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 20.82
Range lower limit	$ 20.01
Range upper limit	$ 21.68
$21.71 - $28.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,348,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 25.20
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	2.48
Options Exercisable Range, Number Exercisable	1,209,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 24.91
Range lower limit	$ 21.71
Range upper limit	$ 28.00
$28.16 - $35.94 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,020,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 31.39
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	5.30
Options Exercisable Range, Number Exercisable	317,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 31.78
Range lower limit	$ 28.16
Range upper limit	$ 35.94
$36.20 - $41.22 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,350,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 37.79
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	4.86
Options Exercisable Range, Number Exercisable	390,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 40.26
Range lower limit	$ 36.20
Range upper limit	$ 41.22
$41.28 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,190,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 41.28
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	6.83
Range upper limit	$ 41.28
$42.36 - $48.18[Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	785,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 43.15
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	6.36
Options Exercisable Range, Number Exercisable	62,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 42.83
Range lower limit	$ 42.36
Range upper limit	$ 48.18