GOODWILL AND INTANGIBLE ASSETS AND LIABILITIES (Tables)

3 Months Ended

Mar. 31, 2026

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The following table summarizes the changes in Goodwill by segment:

	Three Months Ended March 31, 2026
(In millions)	Steelmaking		Other Businesses		Total
Beginning balance	$	1,765	$	49	$	1,814
Foreign currency translation	(14)		—		(14)
Ending balance	$	1,751	$	49	$	1,800

Schedule of Intangible Assets and Liabilities

The following is a summary of our intangible assets and liabilities:

	March 31, 2026						December 31, 2025
(In millions)	Gross Amount		Accumulated Amortization		Net Amount		Gross Amount		Accumulated Amortization		Net Amount
Intangible assets1:
Customer relationships	$	1,046	$	(121)	$	925	$	1,058	$	(104)	$	954
Developed technology	60		(22)		38		60		(21)		39
Trade names and trademarks	90		(15)		75		91		(14)		77
Mining permits	72		(30)		42		72		(30)		42
Supplier relationships	29		(7)		22		29		(6)		23
Total intangible assets	$	1,297	$	(195)	$	1,102	$	1,310	$	(175)	$	1,135
Intangible liabilities2:
Above-market supply contracts	$	(71)	$	36	$	(35)	$	(71)	$	35	$	(36)
1 Amortization related to mining permits and supplier relationships is recognized in Cost of goods sold. Amortization of all other intangible assets is recognized in Selling, general and administrative expenses.
2 Intangible liabilities are classified as Other non-current liabilities. Amortization of all intangible liabilities is recognized in Cost of goods sold.