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Schedule of Deferred Charges (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Deferred Dry Dock And Special Survey Costs Net    
Balance January 1, 2022 $ 912  
Additions 189  
Amortization of special survey costs (266) $ (306)
Balance September 30, 2022 $ 835