GOODWILL AND INTANGIBLE ASSETS AND LIABILITIES (Tables)

12 Months Ended

Dec. 31, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill by Segment

The following is a summary of Goodwill by segment:

	December 31,
(In millions)	2024		2023
Steelmaking	$	1,719	$	956
Other Businesses	49		49
Total goodwill	$	1,768	$	1,005

Summary of Intangible Assets and Liabilities

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

	December 31, 2024						December 31, 2023
(In millions)	Gross Amount		Accumulated Amortization		Net Amount		Gross Amount		Accumulated Amortization		Net Amount
Intangible assets1:
Customer relationships	$	1,015	$	(34)	$	981	$	90	$	(18)	$	72
Developed technology	60		(17)		43		60		(14)		46
Trade names and trademarks	87		(8)		79		18		(5)		13
Mining permits	72		(29)		43		72		(28)		44
Supplier relationships	29		(5)		24		29		(3)		26
Total intangible assets	$	1,263	$	(93)	$	1,170	$	269	$	(68)	$	201
Intangible liabilities2:
Above-market supply contracts	$	(71)	$	30	$	(41)	$	(71)	$	24	$	(47)
1 Amortization related to mining permits 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.