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Long-Term Debt - Summary of Carrying Value of Debt (Detail) - USD ($)
Oct. 01, 2016
Dec. 31, 2015
Oct. 15, 2014
Debt Instrument [Line Items]      
Less: debt issuance costs $ (23,000,000) $ (26,000,000)  
Less: unamortized discounts (39,000,000) (47,000,000)  
Long-term debt 2,788,000,000 3,012,000,000  
Revolving Credit Facility      
Debt Instrument [Line Items]      
Interest rate on senior notes, percent     3.25%
Debt instrument, carrying amount 0 0  
Term Loan      
Debt Instrument [Line Items]      
Interest rate on senior notes, percent     4.00%
Debt instrument, carrying amount 1,800,000,000 2,035,000,000  
Long-term debt 2,200,000,000.0    
7.25 % Senior Notes Due 2022      
Debt Instrument [Line Items]      
Interest rate on senior notes, percent     7.25%
Debt instrument, carrying amount $ 1,050,000,000 $ 1,050,000,000