Annual report [Section 13 and 15(d), not S-K Item 405]

REVENUE RECOGNITION - Narrative (Details)

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REVENUE RECOGNITION - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Revenue from Contract with Customer [Abstract]        
Maximum capacity $ 860 $ 860    
Accounts receivable sold 734      
Proceeds from sale of accounts receivable 730      
Remaining outstanding balance 491 491    
Cash collections not yet remitted 59 59    
Increase in allowance for expected credit losses   44    
Allowance for doubtful account 180 180 $ 136  
Provisions for doubtful receivables   371 311 $ 205
Contract assets 275 275 307  
Contract with Customer, Liability, Noncurrent 49 49 27  
Customer liabilities, current $ 0 $ 0 $ 0