Income (Loss) per Share (Tables)

9 Months Ended

Sep. 30, 2023

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	2023	2022	2023	2022
Basic weighted average common shares outstanding	898	908	901	904
Dilutive effect of awards granted under our stock incentive plans	4	2	3	3
Diluted weighted average common shares outstanding	902	910	904	907
Antidilutive shares:
Options with exercise price greater than the average market price	11	15	13	15
Total antidilutive shares	11	15	13	15