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Inventories (Tables)
9 Months Ended
Sep. 30, 2025
Inventory Disclosure [Abstract]  
Schedule of Inventory Components

 

 

September 30, 2025

 

 

December 31, 2024

 

Finished goods

 

$

457

 

 

$

406

 

Work-in-process

 

 

286

 

 

 

251

 

Bauxite and alumina

 

 

590

 

 

 

551

 

Purchased raw materials

 

 

600

 

 

 

546

 

Operating supplies

 

 

258

 

 

 

244

 

 

 

$

2,191

 

 

$

1,998