Employee Stock Benefit Plans (Schedule Of Restricted Stock Units Activity) (Details) - Restricted Stock Units (RSUs) [Member] - $ / shares shares in Millions		12 Months Ended
		Jan. 03, 2020		Dec. 28, 2018	Dec. 29, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding, Beginning of Year Number	[1]	4.9
Outstanding, Weighted Average Grant Date Fair Value		$ 35.94
Granted	[1],[2]	3.7
Weighted Average Grant-Date Fair Value, Granted		$ 41.38	[1]	$ 37.43	$ 40.19
Shares vested, net	[1]	(2.4)
Shares vested, net, Weighted Average Grant Date Fair Value		$ 31.41
Cancelled and Forfeited	[1]	(0.5)
Cancelled and Forfeited, Weighted Average Grant Date Fair Value		$ 38.61
Outstanding, End of Year Number	[1]	5.7		4.9
Outstanding, Weighted Average Grant Date Fair Value		$ 39.62		$ 35.94

[1] Includes 1.9 million PSUs granted, 1.3 million PSUs vested, and 2.0 million PSUs outstanding at the end of the year.

[2] Includes 0.6 million PSUs related to performance adjustments above target levels at the vesting date.