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Financial instruments - fair value of the convertible senior secured notes (Details) - Financial liabilities at fair value through profit and loss | Dec. 31, 2021
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Interest rate |
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items] |
Significant unobservable input liabilities | 9.0
Risk-free rate |
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items] |
Significant unobservable input liabilities | 1.25
Dividend yield |
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items] |
Significant unobservable input liabilities | 0
Volatility |
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items] |
Significant unobservable input liabilities | 52.5
Credit spread |
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items] |
Significant unobservable input liabilities | 21.8

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- 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 value of significant unobservable input used in the measurement of the fair value of liabilities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2021-01-01 -Paragraph 93 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2021-en-r&anchor=para_93_d&doctype=Standard -URIDate 2021-03-24 + Details
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- Details
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