Business Acquisitions Pro Forma Information (Details) - Food Group - USD ($) $ / shares in Units, $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 28, 2019 |
Dec. 29, 2018 |
|
| Business Acquisition [Line Items] | ||
| Pro forma net sales | $ 28,020 | $ 26,985 |
| Pro forma net income | $ 398 | $ 397 |
| Pro forma earnings per share, basic | $ 1.82 | $ 1.84 |
| Pro forma earnings per share, dDiluted | $ 1.81 | $ 1.82 |