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Equity - Treasury shares (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Equity |  |  |
At January 1 (in shares) | 2,132,325 | 2,251,123 | 2,396,015
Transfer of treasury shares to executives and key employees | (91,509) | (118,798) | (144,892)
At December 31 (in shares) | 2,040,816 | 2,132,325 | 2,251,123
As at January 1 | $ 4,094 | $ 4,322 | $ 4,600
Transfer of treasury shares to executives and key employees | (176) | (228) | (278)
As at December 31 | $ 3,918 | $ 4,094 | $ 4,322

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