Fair Value of Other Instruments (Details) - USD ($) $ in Millions	Mar. 28, 2020	Dec. 31, 2019
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt Instrument, Fair Value Disclosure	$ 19,877	$ 18,666
Long-term Debt	19,969	17,752
Senior Notes [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt Instrument, Fair Value Disclosure	19,795	18,650
Long-term Debt	19,887	17,736
Commercial Paper Programs [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt Instrument, Fair Value Disclosure	66
Long-term Debt	66
Other Debt [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt Instrument, Fair Value Disclosure	16	16
Long-term Debt	$ 16	$ 16