Annual report pursuant to Section 13 and 15(d)

Valuation and Qualifying Accounts (Detail)

v3.3.1.900
Valuation and Qualifying Accounts (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 26, 2015
Dec. 27, 2014
Dec. 28, 2013
Allowance for doubtful receivables [Member]      
Valuation Allowances And Reserves, Disclosure [Roll Forward]      
Valuation Allowances And Reserves, Beginning Balance $ 38 $ 38 $ 38
Valuation Allowances And Reserves, Additions Charged to Expenses/Other Accounts 12 10 5
Valuation Allowances And Reserves, Net (Deductions) Recoveries (10) (10) (5)
Valuation Allowances And Reserves, Ending Balance 40 38 38
Valuation allowance for deferred tax assets [Member]      
Valuation Allowances And Reserves, Disclosure [Roll Forward]      
Valuation Allowances And Reserves, Beginning Balance 595 456 389
Valuation Allowances And Reserves, Additions Charged to Expenses/Other Accounts 190 128 88
Valuation Allowances And Reserves, Net (Deductions) Recoveries (84) 11 (21)
Valuation Allowances And Reserves, Ending Balance $ 701 $ 595 $ 456