Quarterly report pursuant to Section 13 or 15(d)

SEGMENT REPORTING - Results by Segment (Details)

v3.22.1
SEGMENT REPORTING - Results by Segment (Details)
$ in Millions
3 Months Ended
Mar. 31, 2022
USD ($)
segments
Mar. 31, 2021
USD ($)
Segment Reporting Information [Line Items]    
Number of operating segments | segments 4  
Number of reportable segments | segments 1  
Revenues $ 5,955 $ 4,049
Adjusted EBITDA 1,451 513
Eliminations    
Segment Reporting Information [Line Items]    
Adjusted EBITDA (1) 0
Steelmaking    
Segment Reporting Information [Line Items]    
Revenues 5,794 3,919
Adjusted EBITDA 1,423 502
Other Businesses    
Segment Reporting Information [Line Items]    
Revenues 161 130
Adjusted EBITDA $ 29 $ 11