Annual report pursuant to Section 13 and 15(d)

Financial Instruments (Details) (Schedule of Carrying Amounts and Estimated Fair Values of Financial Instruments not Recorded at Fair Value)

v3.3.1.900
Financial Instruments (Details) (Schedule of Carrying Amounts and Estimated Fair Values of Financial Instruments not Recorded at Fair Value) - USD ($)
$ in Millions
Dec. 26, 2015
Dec. 27, 2014
Schedule of Investments [Line Items]    
Short-term debt (excluding capital leases), at carrying amount $ 230 $ 172
Long-term debt (excluding capital leases), at carrying amount 2,025 2,025
Fair Value, Inputs, Level 2    
Schedule of Investments [Line Items]    
Short-term debt (excluding capital leases), at estimated fair value 230 173
Long-term debt (excluding capital leases), at estimated fair value $ 1,372 $ 1,858