Employee Stock Benefit Plans (Schedule Of Restricted Stock Units Activity) (Details) - Restricted Stock Units (RSUs) [Member] - $ / shares shares in Millions		12 Months Ended
		Dec. 28, 2018		Dec. 29, 2017	Dec. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding, Nonvested, Number		5.1
Outstanding, Weighted Average Grant Date Fair Value		$ 31.71
Granted	[1]	2.7
Weighted Average Grant-Date Fair Value, Granted		$ 37.43	[1]	$ 40.19	$ 26.13
Shares released, net		(2.5)
Shares released, net, Weighted Average Grant Date Fair Value		$ 29.39
Cancelled and Forfeited		(0.4)
Cancelled and Forfeited, Weighted Average Grant Date Fair Value		$ 34.89
Outstanding, Nonvested, Number		4.9		5.1
Outstanding, Weighted Average Grant Date Fair Value		$ 35.94		$ 31.71

[1] During fiscal year 2018, the Company granted approximately 2.0 million time-based RSUs, 0.2 million PRSUs and 0.5 million market-based RSUs. As of fiscal year end 2018, the Company has 1.5 million market-based RSUs and PRSUs outstanding. 0.7 million were vested as of fiscal 2018 year end.