v3.26.1
ACQUISITIONS, DIVESTITURES AND OTHER TRANSACTIONS - Schedule of Discontinued Operations, Net of Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Costs and other deductions        
Income (loss) from discontinued operations, net of tax $ (4) $ 130 $ 3,119 $ 245
OxyChem | Discontinued Operations, Disposed of by Sale        
Disposal Group Including Discontinued Operation Revenue And Other Income [Abstract]        
Net sales 0   26  
Interest, dividends and other income 12   12  
Gains (losses) on sales of assets and other, net (36)   4,036  
Total revenues and other income (24)   4,074  
Costs and other deductions        
Chemical cost of sales 0   23  
General and administrative expense 5   9  
Other operating and non-operating expense 47   75  
Depreciation, depletion and amortization 0   0  
Other expense, net 0   0  
Total costs and other deductions 52   107  
Income (loss) before income taxes and other items (76)   3,967  
Income from equity investments and other 0   1  
Income (loss) before income taxes (76)   3,968  
Income tax benefit (expense) 72   (849)  
Income (loss) from discontinued operations, net of tax $ (4)   $ 3,119  
OxyChem | Discontinued Operations, Held-for-sale        
Disposal Group Including Discontinued Operation Revenue And Other Income [Abstract]        
Net sales   1,156   2,255
Interest, dividends and other income   (4)   2
Gains (losses) on sales of assets and other, net   3   3
Total revenues and other income   1,155   2,260
Costs and other deductions        
Chemical cost of sales   808   1,570
General and administrative expense   27   53
Other operating and non-operating expense   52   118
Depreciation, depletion and amortization   113   226
Other expense, net   5   13
Total costs and other deductions   1,005   1,980
Income (loss) before income taxes and other items   150   280
Income from equity investments and other   28   53
Income (loss) before income taxes   178   333
Income tax benefit (expense)   (48)   (88)
Income (loss) from discontinued operations, net of tax   $ 130   $ 245