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Financial risk management objectives and policies - Sensitivity Analysis to Foreign Exchange Rate Differences (Details) - Foreign Exchange Rate Differences - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disclosure of detailed information about financial instruments [line items]
Decrease in USD:Euro FX Rate	5.00%	5.00%	5.00%
Effect on profit before tax (-/+)	0.00%	0.00%	0.00%
Increase in USD:Euro FX Rate	(5.00%)	(5.00%)	(5.00%)
Effect on profit before tax (+/-)	$ 0	$ 0	$ 0

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Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Change In Risk Variable, Decrease In Rate, Impact On Pre-Tax Earnings

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