Income (Loss) per Share (Tables)

9 Months Ended

Sep. 30, 2022

Earnings Per Share [Abstract]

Weighted average shares outstanding and antidilutive shares

A reconciliation of the number of shares used for the basic and diluted income per share computations is as follows:

	Three Months Ended September 30		Nine Months Ended September 30
Millions of shares	2022	2021	2022	2021
Basic weighted average common shares outstanding	908	894	904	891
Dilutive effect of awards granted under our stock incentive plans	2	—	3	—
Diluted weighted average common shares outstanding	910	894	907	891
Antidilutive shares:
Options with exercise price greater than the average market price	15	21	15	22
Total antidilutive shares	15	21	15	22