Earnings (Loss) Per Share (Tables)

12 Months Ended

Dec. 31, 2021

Earnings Per Share [Abstract]

Schedule of Earnings (Loss) Per Share

	Year Ended December 31,
	2021	2020	2019
	(In $ millions, except share data)
Amounts attributable to Celanese Corporation
Earnings (loss) from continuing operations	1,912	1,997	858
Earnings (loss) from discontinued operations	(22)	(12)	(6)
Net earnings (loss)	1,890	1,985	852
Weighted average shares - basic	111,224,017	117,817,445	123,925,697
Incremental shares attributable to equity awards(1)	860,395	663,931	726,062
Weighted average shares - diluted	112,084,412	118,481,376	124,651,759

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(1)Excludes 555, 4,313 and 45 equity award shares for the years ended December 31, 2021, 2020 and 2019, respectively, as their effect would have been antidilutive.