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v3.22.1

Supplemental Balance Sheet Data | 3 Months Ended
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Mar. 31, 2022
Statement of Financial Position [Abstract] |
Additional Financial Information Disclosure | Supplemental Balance Sheet Data The following schedule presents a summary of inventories by major class:
|  | March 31, 2022 |  | December 31, 2021
|  | LIFO |  | Non-LIFO |  | Total |  | LIFO |  | Non-LIFO |  | Total
Raw materials |  | $ | 152 |  |  | $ | 362 |  |  | $ | 514 |  |  | $ | 141 |  |  | $ | 352 |  |  | $ | 493 |
Work in process |  | 153 |  |  | 96 |  |  | 249 |  |  | 153 |  |  | 89 |  |  | 242 |
Finished goods |  | 621 |  |  | 817 |  |  | 1,438 |  |  | 607 |  |  | 835 |  |  | 1,442 |
Supplies and other |  | — |  |  | 290 |  |  | 290 |  |  | — |  |  | 280 |  |  | 280 |
|  | 926 |  |  | 1,565 |  |  | 2,491 |  |  | 901 |  |  | 1,556 |  |  | 2,457 |
Excess of FIFO or weighted-average cost over LIFO cost |  | (226) |  |  | — |  |  | (226) |  |  | (218) |  |  | — |  |  | (218) |
Total |  | $ | 700 |  |  | $ | 1,565 |  |  | $ | 2,265 |  |  | $ | 683 |  |  | $ | 1,556 |  |  | $ | 2,239 |
Inventories are valued at the lower of cost or net realizable value, determined on the FIFO or weighted-average cost methods, and at the lower of cost or market, determined on the LIFO cost method. The following schedule presents a summary of property, plant and equipment, net:
| March 31, 2022 |  | December 31, 2021
Land | $ | 168 |  |  | $ | 169 |
Buildings | 3,026 |  |  | 2,993 |
Machinery and equipment | 14,745 |  |  | 14,606 |
Construction in progress | 766 |  |  | 760 |
| 18,705 |  |  | 18,528 |
Less accumulated depreciation | (10,591) |  |  | (10,431) |
Total | $ | 8,114 |  |  | $ | 8,097 |

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