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Financial Instruments - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 8 Months Ended
Sep. 05, 2015
Sep. 05, 2015
Sep. 06, 2014
Dec. 27, 2014
Derivative Instruments, Gain (Loss) [Line Items]        
Expected reclassification of net gains (losses) related to hedge from accumulated OCI into net income within the next 12 months   $ 38    
Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax $ 109 109   $ 111
Debt Instrument, Fair Value Disclosure 33,000 $ 33,000   31,000
Call Option For Indirect Equity Percentage   20.00%    
Tingyi Charge $ 73 $ 73 $ 0  
Tingyi Charge per share $ 0.05      
Commodity contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivative maturity term, maximum   3 years    
Foreign Exchange Contract        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivative maturity term, maximum   2 years    
Derivative, Notional Amount $ 1,900 $ 1,900   2,700
Interest rate derivatives        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivative, Notional Amount $ 9,800 $ 9,800   $ 9,300
Percentage of total debt, net of related interest rate derivatives, exposed to variable interest rates 29.00% 29.00%   25.00%
Designated as Hedging Instrument [Member] | Commodity contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivative, Notional Amount $ 1,000 $ 1,000   $ 1,200