Supplemental Data (Summary of Accrued Expenses) (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Supplemental Data
Accrued advertising and promotion	$ 373	$ 339
Accrued salaries and wages	426	392
Accrued rebates	220	229
Accrued taxes - income and other	259	329
Accrued interest	96	82
Derivatives	44	36
Other	357	343
Total	$ 1,775	$ 1,750