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(Loss) Earnings Per Share (Tables)
6 Months Ended
Jun. 30, 2022
Earnings Per Share [Abstract]  
Schedule of earnings per share, basic and diluted
The following table shows how we computed basic and diluted earnings per common share for the three and six months ended June 30, 2022 and 2021 (dollars and share data in millions):
Three Months Ended June 30,Six Months Ended June 30,
 2022202120222021
Net (loss) income$(188)$64 $(443)$(183)
Weighted average basic shares323.1 317.7 321.9 317.0 
Effect of dilutive securities— 3.8 — — 
Weighted average diluted shares323.1 321.5 321.9 317.0 
(Loss) earnings per common share
Basic$(0.58)$0.20 $(1.38)$(0.58)
Diluted$(0.58)$0.20 $(1.38)$(0.58)