EARNINGS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2024

Earnings Per Share [Abstract]

Earnings Per Share Computation

The following table summarizes the computation of basic and diluted EPS:

	Year Ended December 31,
(In millions, except per share amounts)	2024		2023		2022
Income (loss) from continuing operations	$	(708)	$	449	$	1,373
Income from continuing operations attributable to noncontrolling interest	(46)		(51)		(41)
Net income (loss) from continuing operations attributable to Cliffs shareholders	(754)		398		1,332
Income from discontinued operations, net of tax	—		1		3
Net income (loss) attributable to Cliffs shareholders	$	(754)	$	399	$	1,335
Weighted average number of shares:
Basic	480		510		519
Convertible senior notes	—		—		2
Employee stock plans	—		1		3
Diluted	480		511		524
Earnings (loss) per common share attributable to Cliffs common shareholders - basic:
Continuing operations	$	(1.57)	$	0.78	$	2.57
Discontinued operations	—		—		—
	$	(1.57)	$	0.78	$	2.57
Earnings (loss) per common share attributable to Cliffs common shareholders - diluted:
Continuing operations	$	(1.57)	$	0.78	$	2.55
Discontinued operations	—		—		—
	$	(1.57)	$	0.78	$	2.55

Schedule of Potentially Dilutive Shares Excluded from the Computation of Diluted Earnings Per Share

The following table summarizes the potentially dilutive shares that were excluded from the computation of diluted earnings per share because their effect would have been anti-dilutive:

	Year Ended December 31,
(In millions)	2024	2023	2022
Employee stock plans	2	2	—