Revenue Recognition Revenue Recognition (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 27, 2020 |
Mar. 29, 2019 |
|
| Revenue, Initial Application Period Cumulative Effect Transition [Line Items] | ||
| Revenues | $ 8,601 | $ 8,694 |
| Net operating revenues related to concentrate operations | 4,789 | 4,778 |
| Net operating revenues related to finished product operations | 3,812 | 3,916 |
| UNITED STATES | ||
| Revenue, Initial Application Period Cumulative Effect Transition [Line Items] | ||
| Revenues | 2,807 | 2,645 |
| Net operating revenues related to concentrate operations | 1,324 | 1,185 |
| Net operating revenues related to finished product operations | 1,483 | 1,460 |
| International [Member] | ||
| Revenue, Initial Application Period Cumulative Effect Transition [Line Items] | ||
| Revenues | 5,794 | 6,049 |
| Net operating revenues related to concentrate operations | 3,465 | 3,593 |
| Net operating revenues related to finished product operations | $ 2,329 | $ 2,456 |