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Supplemental Data (Summary of Inventories) (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Inventory    
Raw materials $ 572 $ 493
Work in process 246 242
Finished goods 1,388 1,442
Supplies and other 302 280
Gross inventories 2,508 2,457
Excess of FIFO or weighted-average cost over LIFO cost (239) (218)
Total 2,269 2,239
LIFO    
Inventory    
Raw materials 147 141
Work in process 139 153
Finished goods 518 607
Supplies and other 0 0
Gross inventories 804 901
Excess of FIFO or weighted-average cost over LIFO cost (239) (218)
Total 565 683
Non- LIFO    
Inventory    
Raw materials 425 352
Work in process 107 89
Finished goods 870 835
Supplies and other 302 280
Gross inventories 1,704 1,556
Excess of FIFO or weighted-average cost over LIFO cost 0 0
Total $ 1,704 $ 1,556