Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2022

Earnings Per Share [Abstract]

Schedule of Weighted Average Number of Shares

The elements used in the computation of basic and diluted earnings per share were as follows:

(In millions - except per share amounts)
Years ended December 31,	2022	2021	2020
Net loss available to common shareholders	($4,935)	($4,202)	($11,873)
Basic
Basic weighted average shares outstanding	595.2	588.0	569.0
Less: participating securities(2)	0.3	0.4	0.4
Basic weighted average common shares outstanding	594.9	587.6	568.6
Diluted
Basic weighted average shares outstanding	595.2	588.0	569.0
Dilutive potential common shares(1)
Diluted weighted average shares outstanding	595.2	588.0	569.0
Less: participating securities(2)	0.3	0.4	0.4
Diluted weighted average common shares outstanding	594.9	587.6	568.6
Net loss per share:
Basic	($8.30)	($7.15)	($20.88)
Diluted	(8.30)	(7.15)	(20.88)

(1)Diluted loss per share includes any dilutive impact of stock options, restricted stock units, performance-based restricted stock units and performance awards.

(2)Participating securities include certain instruments in our deferred compensation plan.

Schedule of Weighted Average Number of Shares Outstanding Excluded from the Computation of Diluted Earnings Per Share

The following table represents all shares that were excluded from the calculation of diluted loss per share during the respective period but may be dilutive potential common shares in future periods. This includes potential common shares that were excluded because the effect was either antidilutive or the performance condition was not met.

(Shares in millions)
Years ended December 31,	2022	2021	2020
Performance awards		2.9	5.7
Performance-based restricted stock units	0.4	0.8	1.3
Restricted stock units	1.0	0.4	1.0
Stock options	0.8	0.3