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Stock-Based Compensation - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 26, 2015
Dec. 27, 2014
Dec. 29, 2007
Dec. 28, 2013
Employee Benefit Plans [Line Items]          
Stock option grants, exercise price, minimum percentage on fair market value       100.00%  
Number of option granted during period 0 0 0    
Intrinsic value of options exercised $ 5.0 $ 12.0 $ 27.0    
Intrinsic value of options outstanding 0.7        
Intrinsic value of options exercisable $ 0.7        
Number of exercisable shares 4,100,000 5,100,000      
Performance Based Stock Incentive Program          
Employee Benefit Plans [Line Items]          
Award vesting period 3 years        
Shares granted in period 9,635,184 2,745,303 5,289,047    
Stock-based compensation expense not yet recognized relating to non-vested awards $ 29.0        
Stock-based compensation expense relating to non-vested awards, weighted-average recognition period, years 1 year 10 months 24 days        
Shares outstanding, Number 13,742,384 8,589,114 6,808,964   3,076,292
Estimated number of shares expected to vest 12,900,000        
Fair value of shares vested $ 0.7        
Restricted Stock and Restricted Stock Units          
Employee Benefit Plans [Line Items]          
Shares granted in period 10,099,481 2,886,640 5,809,821    
Shares outstanding, Number 12,747,791 9,588,889 10,708,372   10,207,546
Restricted Stock          
Employee Benefit Plans [Line Items]          
Award vesting period 3 years        
Stock-based compensation expense not yet recognized relating to non-vested awards $ 27.0        
Stock-based compensation expense relating to non-vested awards, weighted-average recognition period, years 2 years        
Fair value of shares vested $ 19.0        
Director | Restricted Stock and Restricted Stock Units          
Employee Benefit Plans [Line Items]          
Shares granted in period 400,000        
Shares outstanding, Number 3,100,000        
Employees | Restricted Stock and Restricted Stock Units          
Employee Benefit Plans [Line Items]          
Shares outstanding, Number 9,600,000        
Estimated number of shares expected to vest 9,200,000        
Minimum | Prior Plans          
Employee Benefit Plans [Line Items]          
Award vesting period       1 year  
Minimum | Prior Plans | Portion of the awards vest annually          
Employee Benefit Plans [Line Items]          
Award vesting period       1 year  
Maximum | Prior Plans          
Employee Benefit Plans [Line Items]          
Award vesting period       5 years  
Stock options expiration period       10 years  
Maximum | Prior Plans | Portion of the awards vest annually          
Employee Benefit Plans [Line Items]          
Award vesting period       3 years