Authorized Capital, Amount

No definition available.

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- Definition

Authorized Capital From Conditional Share Capital Instrument, Potential Increase, Amount

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Authorized Capital From Conditional Share Capital Instrument, Potential Increase, Shares

+ References

No definition available.

+ Details

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- Definition

Effect On Authorized Capital, Potential Cancellation Of Shares

+ References

No definition available.

+ Details

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- Definition

Effect On Authorized Capital, Potential Issuance Of Shares

+ References

No definition available.

+ Details

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- Definition

Percentage Of Share Capital At The Time Of Potential Increase Or Decrease

+ References

No definition available.

+ Details

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- Definition

Treasury Stock, Shares

+ References

No definition available.

+ Details

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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]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-URIDate 2023-03-23

+ Details

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Period Type:	duration

- Definition

The potential dilutive effect on the weighted average number of ordinary shares that relates to the assumed conversion of the entity’s contingently issuable shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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-URIDate 2023-03-23

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

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- Definition

The amount of dividends paid by the entity on ordinary shares. [Refer: Ordinary shares [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Number 34
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Balance Type:	debit
Period Type:	duration

- Definition

The amount of dividends paid per ordinary share.

+ References

+ Details

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Period Type:	duration

- Definition

The nominal value of capital issued.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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-Paragraph 78
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-URIDate 2023-03-23

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The number of shares issued by the entity.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-URIDate 2023-03-23

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The nominal value per share.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-URIDate 2023-03-23

+ Details

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Period Type:	instant

- 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.

+ References

+ Details

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- Details

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Share capital, dividends and earnings per share - Additional information (Details) SFr / shares in Units, shares in Millions, SFr in Millions, $ in Millions					1 Months Ended			12 Months Ended
	May 05, 2023 CHF (SFr) shares	Feb. 27, 2023 SFr / shares	Feb. 15, 2022 SFr / shares	Feb. 23, 2021 SFr / shares	May 31, 2023 USD ($)	May 31, 2022 USD ($)	May 31, 2021 USD ($)	Dec. 31, 2023 USD ($) shares	Dec. 31, 2022 USD ($) shares	Dec. 31, 2021 shares	Dec. 31, 2023 CHF (SFr) SFr / shares shares
Disclosure of classes of share capital [line items]
Share capital								$ 20	$ 20		SFr 20.0
Number of shares issued (in shares)								499.7			499.7
Nominal value (in CHF per share) \| SFr / shares											SFr 0.04
Treasury stock (in shares)								6.4			6.4
Effect on authorized capital, potential issuance of shares (in shares)	50.0
Share capital at the time of increase (as a percent)	10.00%
Number of potential shares cancelled (in shares)	25.0
Share capital, potential increase \| SFr	SFr 2.0
Share capital, potential increase (in shares)	50.0
Dividends (in CHF per share) \| SFr / shares		SFr 0.21	SFr 0.20	SFr 0.10
Dividends \| $					$ 116	$ 100	$ 54
Basic (in shares)								493.0	491.4	490.0
Diluted (in shares)								496.5	494.4	493.4
Diluted weighted average shares adjustment (in shares)								3.5	3.0	3.4
Long-term target minimum
Disclosure of classes of share capital [line items]
Authorized capital \| SFr	SFr 19.0
Long-term target maximum
Disclosure of classes of share capital [line items]
Authorized capital \| SFr	SFr 22.0