Earnings per share (Details) - USD ($) $ / shares in Units, $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Basic earnings per share [abstract] | ||||
| Net income | $ 183 | $ 78 | $ 103 | |
| Weighted average number of equity shares outstanding (in shares) | 266,000,000 | 264,000,000 | 224,000,000 | |
| Basic earnings per share (in dollars per share) | $ 0.69 | $ 0.30 | $ 0.46 | |
| Diluted earnings per share [abstract] | ||||
| Net income | $ 183 | $ 78 | $ 103 | |
| Weighted average number of equity shares outstanding (in shares) | 266,000,000 | 264,000,000 | 224,000,000 | |
| Dilutive effect of share-based compensation (in shares) | 4,000,000 | 3,000,000 | 2,000,000 | |
| Diluted total weighted average number of common shares outstanding (in shares) | 270,000,000 | 267,000,000 | 226,000,000 | |
| Diluted earnings per share (in dollars per share) | $ 0.68 | $ 0.29 | $ 0.46 | |
| Antidilutive awards (in shares) | 0 | 0 | 0 | |
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- Definition The weighted average number of ordinary shares outstanding plus the weighted average number of ordinary shares that would be issued on the conversion of all the dilutive potential ordinary shares into ordinary shares. [Refer: Ordinary shares [member]; Weighted average [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of profit (loss) attributable to ordinary equity holders of the parent entity (the numerator) divided by the weighted average number of ordinary shares outstanding during the period (the denominator). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The amount of profit (loss) attributable to ordinary equity holders of the parent entity (the numerator), divided by the weighted average number of ordinary shares outstanding during the period (the denominator), both adjusted for the effects of all dilutive potential ordinary shares. [Refer: Ordinary shares [member]; Weighted average [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The number of dilutive potential ordinary shares that relate to the assumed exercise of the entity's share options. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The total of income less expenses from continuing and discontinued operations, excluding the components of other comprehensive income. [Refer: Other comprehensive income] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The number of ordinary shares outstanding at the beginning of the period, adjusted by the number of ordinary shares bought back or issued during the period multiplied by a time-weighting factor. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Instruments With Potential Future Dilutive Effect Not Included In Calculation Of Diluted Earnings Per Share No definition available.
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