Employee Stock Benefit Plans (Schedule Of Shares Authorized Under Stock Option Plan By Exercise Price Range) (Details) (USD $)	12 Months Ended
	Jan. 02, 2015
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	13,135,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 21.23
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	3 years 9 months 12 days
Options Exercisable Range, Number Exercisable	7,642,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 17.90
Range lower limit	$ 5.06
Range upper limit	$ 35.02
$5.06 - $8.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	39,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 6.76
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	0 years 4 months 29 days
Options Exercisable Range, Number Exercisable	39,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 6.76
Range lower limit	$ 5.06
Range upper limit	$ 8.00
$8.01 - $12.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,977,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 10.14
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	1 year 5 months 3 days
Options Exercisable Range, Number Exercisable	1,977,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 10.13
Range lower limit	$ 8.01
Range upper limit	$ 12.00
$12.01 - $16.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,223,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 15.14
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	2 years 1 month 2 days
Options Exercisable Range, Number Exercisable	1,141,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 15.12
Range lower limit	$ 12.01
Range upper limit	$ 16.00
$16.01 - $20.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,288,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 18.10
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	2 years 9 months 12 days
Options Exercisable Range, Number Exercisable	1,015,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 18.08
Range lower limit	$ 16.01
Range upper limit	$ 20.00
$20.01 - $24.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	4,374,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 21.76
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	3 years 11 months 13 days
Options Exercisable Range, Number Exercisable	2,515,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 21.56
Range lower limit	$ 20.01
Range upper limit	$ 24.00
$24.01 - $28.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	1,972,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 27.17
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	5 years 3 months 8 days
Options Exercisable Range, Number Exercisable	706,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 26.96
Range lower limit	$ 24.01
Range upper limit	$ 28.00
$28.01 - $35.02 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding Range, Number Outstanding	2,262,000
Options Outstanding Range, Weighted-Average Exercise Price per Share	$ 30.03
Options Outstanding Range, Weighted-Average Remaining Contractual Life (in years)	5 years 8 months 23 days
Options Exercisable Range, Number Exercisable	249,000
Options Exercisable Range, Weighted-Average Exercise Price per Share	$ 30.54
Range lower limit	$ 28.01
Range upper limit	$ 35.02