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Quarterly report pursuant to Section 13 or 15(d)

SEGMENT REPORTING - Results by Segment (Details)

v3.21.2
SEGMENT REPORTING - Results by Segment (Details)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
segments
Sep. 30, 2020
USD ($)
Segment Reporting Information [Line Items] Ìý Ìý Ìý Ìý
Number of operating segments | segments Ìý Ìý 4 Ìý
Number of reportable segments | segments Ìý Ìý 1 Ìý
Revenues $ 6,004 $ 1,646 $ 15,098 $ 3,098
Adjusted EBITDA 1,933 126 3,806 67
Steelmaking Ìý Ìý Ìý Ìý
Segment Reporting Information [Line Items] Ìý Ìý Ìý Ìý
Revenues 5,869 1,506 14,710 2,866
Adjusted EBITDA 1,969 127 3,901 117
Other Businesses Ìý Ìý Ìý Ìý
Segment Reporting Information [Line Items] Ìý Ìý Ìý Ìý
Revenues 135 140 388 232
Adjusted EBITDA 6 18 25 22
Corporate and eliminations Ìý Ìý Ìý Ìý
Segment Reporting Information [Line Items] Ìý Ìý Ìý Ìý
Adjusted EBITDA $ (42) $ (19) $ (120) $ (72)