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Commitments and contingencies (Details) - CHF (SFr) SFr in Thousands | 12 Months Ended |
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Dec. 31, 2022 | Dec. 31, 2021
Commitments and contingencies [Abstract] |  |
Notice period for cancellation of rental contract | 12 months |
Contractual capital commitments | SFr 52,488 | SFr 23,699
Within 1 Year |  |
Commitments and contingencies [Abstract] |  |
Contractual capital commitments other than for leases | 23,000 |
Contractual capital commitments | 23,336 | 19,785
1-3 years |  |
Commitments and contingencies [Abstract] |  |
Contractual capital commitments | 18,516 | 3,620
3-5 years |  |
Commitments and contingencies [Abstract] |  |
Contractual capital commitments | 9,229 | 243
More Than 5 Years [Member] |  |
Commitments and contingencies [Abstract] |  |
Contractual capital commitments | SFr 1,407 | SFr 51

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- References No definition available. + Details
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- Definition Contractual capital commitments other than for leases + References No definition available. + Details
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- Definition The period of time required by the lessee in a lease agreement to provide notice of cancellation of a lease to the lessor, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The amount of capital commitments for which the entity has entered into a contract. [Refer: Capital commitments] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard -URIDate 2021-03-24 + Details
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- Details
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