v3.26.1
EQUITY - Schedule of Stockholders' Equity (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance $ 14,808 $ 18,092 $ 14,827 $ 8,173
Issuance of stock for various plans, net 26 31 61 76
Issuance of stock for DS Smith acquisition       9,909
Repurchase of stock (1) (2) (31) (63)
Common stock dividends (247) (248) (493) (498)
Comprehensive income (loss) (131) 744 91 1,020
Ending balance 14,455 18,617 14,455 18,617
Common Stock Issued        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 627 627 627 449
Issuance of stock for DS Smith acquisition       178
Ending balance 627 627 627 627
Paid-in Capital        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 14,352 14,350 14,414 4,732
Issuance of stock for various plans, net 20 24 (42) (89)
Issuance of stock for DS Smith acquisition       9,731
Ending balance 14,372 14,374 14,372 14,374
Retained Earnings        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 4,699 9,038 4,885 9,393
Common stock dividends (247) (248) (493) (498)
Comprehensive income (loss) (12) 75 48 (30)
Ending balance 4,440 8,865 4,440 8,865
Accumulated Other Comprehensive Income (Loss)        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance (366) (1,341) (528) (1,722)
Comprehensive income (loss) (119) 669 43 1,050
Ending balance (485) (672) (485) (672)
Common Stock Held In Treasury, At Cost        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance 4,504 4,582 4,571 4,679
Issuance of stock for various plans, net (6) (7) (103) (165)
Repurchase of stock 1 2 31 63
Ending balance $ 4,499 $ 4,577 $ 4,499 $ 4,577