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Derivative Instruments and Fair Value Measurements Fair Value of Long-term Debt (Details) - USD ($)
$ in Millions
Dec. 31, 2016
Jan. 02, 2016
Fair Value Disclosures [Abstract]    
Current maturities of long-term debt, carrying value $ 631 $ 1,266
Long-term Debt, Fair Value 6,955 6,698
Long-term debt, carrying value 6,698 5,275
Long-term debt total, carrying value $ 7,329 $ 6,541