XML 47 R36.htm IDEA: XBRL DOCUMENT v3.5.0.2
Income Taxes - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 24, 2016
Sep. 24, 2016
Dec. 31, 2016
Income Taxes [Line Items]      
Non-cash income tax benefit   $ (235)  
U.S. Federal and State      
Income Taxes [Line Items]      
Non-cash income tax benefit $ 240    
Scenario, Forecast | U.S. Federal and State      
Income Taxes [Line Items]      
Estimated valuation allowance, determined to be reversed in 2016     $ 400