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Employees' Stock Incentive Plans Schedule of PSU Activity and Related Information (Details) - PSUs - $ / shares
12 Months Ended
Dec. 25, 2021
Dec. 26, 2020
Dec. 28, 2019
Roll-forward of PSU Activity (in shares)      
Beginning balance 7,778,710    
Granted 1,571,066    
Forfeited (2,213,616)    
Vested (1,816,180)    
Ending balance 5,319,980 7,778,710  
Weighted Average Grant Date Fair Value [Abstract]      
Outstanding at period start, weighted average grant date fair value (in dollars per share) $ 33.16    
Granted, weighted average grant date fair value (in dollars per share) 35.03 $ 28.50 $ 25.31
Forfeited, weighted average grant date fair value (in dollars per share) 52.03    
Vested, weighted average grant date fair value (in dollars per share) 29.16    
Outstanding at period end, weighted average grant date fair value (in dollars per share) $ 27.24 $ 33.16