Significant Accounting Policies - Concentration of credit risk (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Significant accounting policies
Revenue	$ 310,197	$ 405,784	$ 395,978
Charterer A
Significant accounting policies
Revenue	$ 36,030	$ 28,132

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details