Earnings (Loss) Per Share (Tables)

3 Months Ended

Mar. 31, 2026

Earnings Per Share [Abstract]

Schedule of Earnings (Loss) Per Share

	Three Months Ended March 31,
	2026	2025
	(In $ millions, except share data)
Amounts attributable to Celanese Corporation
Earnings (loss) from continuing operations	45	(19)
Earnings (loss) from discontinued operations	(1)	(5)
Net earnings (loss)	44	(24)
Weighted average shares - basic	109,663,939	109,421,035
Incremental shares attributable to equity awards(1)	315,008	—
Weighted average shares - diluted	109,978,947	109,421,035

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(1)Excludes anti-dilutive incremental shares attributable to equity awards as follows:

	Three Months Ended March 31,
	2026	2025
	(In shares )
Options to purchase shares of Common Stock	828,128	535,179
Equity award shares	8,098	75,147