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Common Stock Repurchase (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
12 Months Ended
Dec. 28, 2018
Dec. 29, 2017
Dec. 30, 2016
Nov. 30, 2017
Sep. 30, 2015
Aug. 31, 2015
Nov. 24, 2014
Stock Repurchased and Retired During Period, Value [1] $ 90.0 $ 288.3 $ 119.5        
Stock Repurchase Program, Remaining Authorized Repurchase Amount 352.2            
Retained Earnings [Member]              
Stock Repurchased and Retired During Period, Value [1] $ 75.3 $ 246.0 94.7        
Two Thousand Fourteen Stock Repurchase Program [Member]              
Stock Repurchase Program, Authorized Amount             $ 300.0
Two Thousand Fifteen Stock Repurchase Program [Member]              
Stock Repurchase Program, Authorized Amount           $ 400.0  
Stock Repurchased and Retired During Period, Value     $ 119.5        
Two Thousand Seventeen Stock Repurchase Program [Member]              
Stock Repurchase Program, Authorized Amount       $ 600.0      
Open Market Purchases [Member]              
Stock Repurchased During Period, Shares 2.4 7.4 4.9        
Accelerated Share Repurchases, Final Price Paid Per Share $ 37.23 $ 39.18 $ 24.39        
September 2015 Share Delivery [Member]              
Accelerated Share Repurchases, Settlement (Payment) or Receipt         $ 75.0    
[1] See Note 2 for a summary of adjustments