Stock-based compensation - Black-Scholes Model Stock Options (Details) - $ / shares	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]
Expected volatility (%)		61.20%
Risk-free interest rate (%)	2.40%	1.40%
Expected life of stock options (years)		4 years
Share price at grant (US$) (in dollars per share)	$ 22.79	$ 17.39
Minimum
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]
Expected volatility (%)	7060.00%
Expected life of stock options (years)	3 years
Maximum
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]
Expected volatility (%)	7250.00%
Expected life of stock options (years)	4 years 6 months

The expected volatility of the share price used to calculate the fair value of the share options granted. Expected volatility is a measure of the amount by which a price is expected to fluctuate during a period. The measure of volatility used in option pricing models is the annualised standard deviation of the continuously compounded rates of return on the share over a period of time.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
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-IssueDate 2023-01-01
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The implied yield currently available on zero-coupon government issues of the country in whose currency the exercise price for share options granted is expressed, with a remaining term equal to the expected term of the option being valued (based on the option's remaining contractual life and taking into account the effects of expected early exercise). [Refer: Government [member]]

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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.

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No definition available.

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The exercise price of share options granted.

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The weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]]

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-URIDate 2023-03-23

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