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Deferred Charges, net (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Changes in deferred charges, net          
Balance at the beginning of the period     $ 11,801    
Amortization $ (3,202) $ (2,545) (5,922) $ (5,054)  
Balance at the end of the period 15,605   15,605   $ 11,801
Drydocking and Special Survey Costs          
Changes in deferred charges, net          
Balance at the beginning of the period     11,801 $ 17,339 17,339
Additions     9,726   4,643
Amortization     (5,922)   (10,181)
Balance at the end of the period $ 15,605   $ 15,605   $ 11,801
Period of amortization for deferred costs     2 years 6 months