v3.26.1
NET OPERATING REVENUES (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jul. 03, 2026
Jun. 27, 2025
Jul. 03, 2026
Jun. 27, 2025
Disaggregation of Revenue [Table]        
Net Operating Revenues $ 13,380 $ 12,535 $ 25,852 $ 23,664
Concentrate operations        
Disaggregation of Revenue [Table]        
Net Operating Revenues 8,146 7,618 15,531 14,212
Finished product operations        
Disaggregation of Revenue [Table]        
Net Operating Revenues 5,234 4,917 10,321 9,452
UNITED STATES        
Disaggregation of Revenue [Table]        
Net Operating Revenues 5,260 4,935 10,005 9,188
UNITED STATES | Concentrate operations        
Disaggregation of Revenue [Table]        
Net Operating Revenues 2,426 2,322 4,614 4,297
UNITED STATES | Finished product operations        
Disaggregation of Revenue [Table]        
Net Operating Revenues 2,834 2,613 5,391 4,891
Non-US        
Disaggregation of Revenue [Table]        
Net Operating Revenues 8,120 7,600 15,847 14,476
Non-US | Concentrate operations        
Disaggregation of Revenue [Table]        
Net Operating Revenues 5,720 5,296 10,917 9,915
Non-US | Finished product operations        
Disaggregation of Revenue [Table]        
Net Operating Revenues $ 2,400 $ 2,304 $ 4,930 $ 4,561