AG真人平台AG真人试玩

Annual report pursuant to Section 13 and 15(d)

GOODWILL AND INTANGIBLE ASSETS AND LIABILITIES - Goodwill (Details)

v3.20.4
GOODWILL AND INTANGIBLE ASSETS AND LIABILITIES - Goodwill (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Mar. 13, 2020
Dec. 31, 2019
Goodwill [Line Items]
Goodwill $ 1,406 $ 2
ArcelorMittal USA [Member]
Goodwill [Line Items]
Goodwill 1,230
AK AG真人平台AG真人试玩 [Member]
Goodwill [Line Items]
Goodwill 174 $ 141
AG真人平台AG真人试玩making [Member]
Goodwill [Line Items]
Goodwill 1,232 2
AG真人平台AG真人试玩making [Member] | ArcelorMittal USA [Member]
Goodwill [Line Items]
Goodwill, Period Increase (Decrease) 1,230
Other businesses
Goodwill [Line Items]
Goodwill 174 $ 0
Other businesses | AK AG真人平台AG真人试玩 [Member]
Goodwill [Line Items]
Goodwill, Period Increase (Decrease) $ 174