REVENUES (Tables)

12 Months Ended

Dec. 31, 2021

Revenue from Contract with Customer [Abstract]

Summary of Revenue by market and product line

The following table represents our Revenues by market:

	(In Millions)
	Year Ended December 31,
	2021		2020		2019
Steelmaking:
Automotive	$	4,726	$	2,062	$	—
Infrastructure and manufacturing	5,380		784		—
Distributors and converters	7,671		696		—
Steel producers	2,124		1,423		1,990
Total Steelmaking	19,901		4,965		1,990
Other Businesses:
Automotive	426		329		—
Infrastructure and manufacturing	47		34		—
Distributors and converters	70		26		—
Total Other Businesses	543		389		—
Total revenues	$	20,444	$	5,354	$	1,990

The following table represents our Revenues by product line:

	(Dollars In Millions, Sales Volumes in Thousands)
	Year Ended December 31,
	2021			2020			2019
	Revenue		Volume1	Revenue		Volume1	Revenue		Volume1
Steelmaking:
Hot-rolled steel	$	5,615	4,886	$	386	633	$	—	—
Cold-rolled steel	3,186		2,790	490		682	—		—
Coated steel	5,864		5,056	1,747		1,911	—		—
Stainless and electrical steel	1,622		674	868		416	—		—
Plate	1,316		1,020	46		62	—		—
Other steel products	1,247		1,460	46		79	—		—
Other	1,051		N/A	1,382		N/A	1,990		N/A
Total steelmaking	19,901			4,965			1,990
Other Businesses:
Other	543		N/A	389		N/A	—		N/A
Total revenues	$	20,444		$	5,354		$	1,990
1 All product volumes are stated in net tons.

Summary of Deferred Revenue

The table below summarizes our deferred revenue balances:

	(In Millions)
	Deferred Revenue (Current)				Deferred Revenue (Long-Term)
	2021		2020		2021		2020
Opening balance as of January 1	$	7	$	22	$	—	$	26
Net increase (decrease)	18		(15)		—		(26)
Closing balance as of December 31	$	25	$	7	$	—	$	—