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

SEGMENT REPORTING - Reconciliation of Net Income (Loss) to Adjusted EBITDA (Details)

v3.25.4
SEGMENT REPORTING - Reconciliation of Net Income (Loss) to Adjusted EBITDA (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Segment Reporting Information [Line Items]      
Revenues $ 18,610 $ 19,185 $ 21,996
Cost of goods sold 19,470 19,122 20,623
Selling, general and administrative expenses 543 486 577
Net periodic benefit credits other than service cost component (223) (247) (204)
Segment Reporting, Other Segment Item, Amount (18) (2) (80)
Adjusted EBITDA 37 773 1,893
Interest expense, net (594) (370) (289)
Income tax benefit (expense) 581 236 (144)
Depreciation, depletion and amortization (1,235) (951) (973)
Restructuring Costs and Asset Impairment Charges   210  
Loss on extinguishment of debt (10) (27) 0
Capital additions 680 817 785
Net income (loss) (1,428) (714) 436
Income from continuing operations attributable to noncontrolling interest 50 46 51
Goodwill impairment 0 0 (125)
Adj EBITDA Calculation      
Segment Reporting Information [Line Items]      
Interest expense, net (594)   (289)
Income tax benefit (expense) 581   (144)
Depreciation, depletion and amortization (1,235)   (973)
EBITDA of noncontrolling interests 76   83
Restructuring Costs and Asset Impairment Charges (239)    
Acquisition-related costs (1)   (12)
Unrealized Gain (Loss) on Derivatives and Commodity Contracts (45)    
Loss on extinguishment of debt (10)    
Gain (Loss) on Disposition of Business 9   28
Amortization Of Inventory Step-Up 6    
Expenses and Losses, Reporting Currency Denominated, Value 37    
Gain (Loss) on Disposition of Other Assets (7)   (15)
Other, net (18)   1
Severance Costs (25)   (11)
Goodwill impairment     (125)
Steelmaking      
Segment Reporting Information [Line Items]      
Revenues 18,063 18,620 21,413
Cost of goods sold 18,972 18,612 20,073
Selling, general and administrative expenses 515 457 549
Net periodic benefit credits other than service cost component (223) (247) (204)
Segment Reporting, Other Segment Item, Amount (19) (2) (78)
Adjusted EBITDA (16) 715 1,855
Depreciation, depletion and amortization (1,204) (919) (938)
Capital additions 670 812 782
Other Businesses      
Segment Reporting Information [Line Items]      
Revenues 657 656 665
Cost of goods sold 608 606 627
Selling, general and administrative expenses 28 29 28
Net periodic benefit credits other than service cost component 0 0 0
Segment Reporting, Other Segment Item, Amount 1 0 (2)
Adjusted EBITDA 53 53 43
Depreciation, depletion and amortization (31) (32) (35)
Capital additions 10 5 3
Eliminations      
Segment Reporting Information [Line Items]      
Revenues (110) (91) (82)
Cost of goods sold (110) (96) (77)
Selling, general and administrative expenses 0 0 0
Net periodic benefit credits other than service cost component 0 0 0
Segment Reporting, Other Segment Item, Amount 0 0 0
Adjusted EBITDA 0 5 (5)
Depreciation, depletion and amortization 0 0 0
Capital additions 0 0 0
EBITDA Calculation      
Segment Reporting Information [Line Items]      
Interest expense, net   (370)  
Income tax benefit (expense)   236  
Depreciation, depletion and amortization   (951)  
EBITDA of noncontrolling interests   76  
Restructuring Costs and Asset Impairment Charges   (217)  
Litigation Settlement, Amount Awarded to Other Party   (71)  
Acquisition-related costs   (44)  
Unrealized Gain (Loss) on Derivatives and Commodity Contracts   (41)  
Loss on extinguishment of debt   (27)  
Amortization Of Inventory Step-Up   (26)  
Expenses and Losses, Reporting Currency Denominated, Value   20  
Gain (Loss) on Disposition of Other Assets   (16)  
Net income (loss)   (714)  
Income from continuing operations attributable to noncontrolling interest 50 46  
Depreciation, Depletion And Amortization Attributable To Noncontrolling Interests $ 26 30  
Severance Costs   $ (16)  
Adjusted EBITDA Calculation      
Segment Reporting Information [Line Items]      
Income from continuing operations attributable to noncontrolling interest     51
Depreciation, Depletion And Amortization Attributable To Noncontrolling Interests     $ 32