Employee Stock Benefit Plans (Schedule Of Restricted Stock Unit Activity) (Details) shares in Millions, $ in Millions |
12 Months Ended |
|---|---|
|
Dec. 30, 2016
USD ($)
shares
| |
| Employee Benefits and Share-based Compensation [Abstract] | |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number | shares | 5.5 |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term | 1 year 7 months 21 days |
| Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period And Expected To Vest Total Fair Value | $ | $ 164.7 |