v3.24.0.1
Earnings per share (Tables)
 12 Months Ended
Dec. 31, 2023
Earnings per share [abstract]  
Schedule of the reconciliations of the denominators of the basic and diluted per share computations
Years Ended December 31
(millions, except earnings per share)
202320222021
Net income$54 $183 $78 
Weighted average number of equity shares outstanding274 266 264 
Basic earnings per share$0.20 $0.69 $0.30 
Years Ended December 31
(millions, except earnings per share)		202320222021
Net income$54 $183 $78 
After-tax impact of provisions for written put options
(3)— — 
Fully diluted net income
$51 $183 $78 
Weighted average number of equity shares outstanding274 266 264 
Dilutive effect of share-based compensation3 4 3 
Dilutive effect of provisions for written put options
9 — — 
Weighted average number of diluted equity shares outstanding286 270 267 
Diluted earnings per share$0.18 $0.68 $0.29