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Equity-based compensation - Summary of shares authorized (Details) shares in Thousands	Dec. 31, 2020 shares
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of shares authorized (in shares)	22,250
Long-term Incentive Plan [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of shares authorized (in shares)	20,000
Deferred Bonus Stock Plan [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of shares authorized (in shares)	1,500
Swiss Employee Share Ownership Plan [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of shares authorized (in shares)	475
Other share savings plans [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of shares authorized (in shares)	275

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- Definition

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

+ References

No definition available.

+ Details

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- Definition

The number of shares authorised.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2020-01-01
-Paragraph 79
-Subparagraph a
-Clause i
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_79_a_i&doctype=Standard
-URIDate 2020-01-01

+ Details

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- Details

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- Details

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