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Earnings Per Share
3 Months Ended
Mar. 31, 2022
Earnings Per Share [Abstract]  
Earnings Per Share EARNINGS PER SHARE
The table below presents the reconciliation of the earnings and number of shares used in our calculations of basic and diluted earnings per share:
Three Months Ended
(in millions, except per share amounts)March 31, 2022March 31, 2021
Computation of Basic Earnings Per Share
Net income (loss)$377 $(11)
Shares for basic earnings per share328.3 326.7 
Basic earnings (loss) per share$1.15 $(0.03)
Computation of Diluted Earnings Per Share
Net income (loss)$377 $(11)
Shares for basic earnings per share328.3 326.7 
Effect of dilutive securities
Stock-based compensation (1)
1.7 — 
Shares for diluted earnings per share330.0 326.7 
Diluted earnings (loss) per share$1.14 $(0.03)
(1) For the calculation of diluted loss per share for the three months ended March 31, 2021, we excluded stock-based compensation securities of 2.3 million because the effect was anti-dilutive.