Employee Stock Benefit Plans (Tables)

12 Months Ended

Dec. 29, 2017

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule Of Stock-Based Compensation Expense, Net Of Tax, Related To Employee Stock-Based Compensation (For All Plans)

The following table summarizes the components of stock-based compensation expense recognized in the Company’s Consolidated Statements of Income for the periods indicated:

Fiscal Years	2017		2016		2015
(In millions)
Restricted stock units	$	53.3	$	35.9	$	27.9
Stock options	5.7		10.9		16.6
ESPP	5.8		5.8		5.6
Total stock-based compensation expense	$	64.8	$	52.6	$	50.1

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

	Restricted Stock Units Outstanding
	Restricted Stock  Units		Weighted Average Grant-Date Fair Value
(In millions, except for per share data)
Outstanding at the beginning of year	4.7		$	26.40
Granted (1)	2.0		$	40.19
Shares released, net	(1.4	)	$	28.06
Cancelled and Forfeited	(0.2	)	$	30.58
Outstanding at the end of year	5.1		$	31.71

(1) During fiscal year 2017, the Company granted approximately 1.3 million time-based RSUs, 0.5 million performance-based RSUs and 0.2 million market-based RSUs. As of fiscal year end 2017, the Company has 1.7 million market-based and performance-based RSUs outstanding and none had vested as of fiscal 2017 year end.

Schedule Of Restricted Stock Unit Activity

The following table summarizes information about restricted stock units outstanding as of fiscal 2017:

	Number Of  Shares Underlying Restricted Stock Units (in millions)	Weighted- Average Remaining Vesting Period  (in years)	Aggregate Fair Value (in millions)
Expected to vest (1)	4.7	1.40	$	192.9

(1) For those shares expected to vest upon the achievement of specified performance goals, the amount represents of estimated number of shares that expect to vest based on the estimated achievement of such specified performance goals as of the end of fiscal 2017.

Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions

The fair value of the share purchase rights granted under the Purchase Plan are valued using the Black-Scholes option pricing model with the following weighted-average assumptions:

Fiscal Years	2017		2016		2015
Expected life of purchase	0.5 years		0.5 years		0.5 years
Expected stock price volatility (1)	32.1	%	36.9	%	31.3	%
Risk free interest rate	0.70	%	0.41	%	0.08	%
Expected dividend yield	—		—		—

Share-based Compensation, Stock Options, Activity [Table Text Block]

The following table summarizes information about stock options outstanding as of fiscal 2017 year end:

	Number Of  Shares (in millions)		Weighted- Average Exercise  Price per Share		Weighted- Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value (in millions)
Outstanding at the beginning of year	7.6		$	24.60
Option exercised	(3.2	)	22.52
Cancelled and Forfeited	—		25.97
Outstanding at the end of year	4.4		26.12		2.17	$	63.8
Options exercisable	4.1		$	26.07	2.04	$	60.1

Market Based Restricted Stock Units [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule Of Weighted-Average Assumptions Used In Stock Options Granted

The fair value of RSUs with market-based vesting conditions is measured on the grant date using a Monte Carlo simulation with the following weighted-average assumptions:

Fiscal Years	2017		2016		2015
Expected life of Market-Based Restricted Stock Units	3.0 years		3.1 years		2.6 years
Expected stock price volatility	31.46	%	33.8	%	30.9	%
Risk free interest rate	1.46	%	0.9	%	0.9	%
Expected dividend yield	—		—		—