Long-term debt related party (Additional Information) (Details) - Exquisite Vessel Financing - USD ($) $ in Thousands	1 Months Ended
	Jun. 30, 2018	Jun. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Total long-term related party debt	$ 220,000	$ 176,345	$ 180,772
Sale Leaseback Transaction, Imputed Interest Rate	7.73%