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Transactions with Related Parties, Vessel Acquisitions and Issuances of Series D Preferred Stock (Details)
$ in Thousands
1 Months Ended 8 Months Ended 12 Months Ended
Sep. 30, 2024
USD ($)
Sep. 11, 2024
USD ($)
shares
Jul. 15, 2024
USD ($)
Feb. 08, 2023
USD ($)
shares
Feb. 01, 2023
USD ($)
Sep. 21, 2022
shares
Sep. 20, 2022
USD ($)
shares
Jun. 13, 2022
USD ($)
Feb. 28, 2023
USD ($)
Jan. 31, 2023
Agreement
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Sep. 09, 2024
USD ($)
Aug. 13, 2024
USD ($)
Transactions with Related Parties [Abstract]                              
Due to related parties                     $ 458 $ 474      
Payment for vessel acquisition                     18,906 4,368 $ 5,094    
M/V Melia [Member]                              
Transactions with Related Parties [Abstract]                              
Purchase price                 $ 14,000            
M/T Zeze Start [Member]                              
Transactions with Related Parties [Abstract]                              
Purchase price     $ 27,000                        
Fair value of vessel                           $ 27,500  
Series D Preferred Stock [Member]                              
Transactions with Related Parties [Abstract]                              
Issuance of stock                     8,600 10,000 $ 17,600    
Series D Preferred Stock [Member] | M/T Zeze Start [Member]                              
Transactions with Related Parties [Abstract]                              
Issuance of stock (in shares) | shares   9,442                          
Related Party [Member] | M/T Zeze Start [Member]                              
Transactions with Related Parties [Abstract]                              
Due to related parties                             $ 10,900
Related Party [Member] | DSI [Member]                              
Transactions with Related Parties [Abstract]                              
Due to related parties                     0 $ 0      
Number of memoranda of agreement | Agreement                   2          
Related Party [Member] | DSI [Member] | M/V Baltimore [Member]                              
Transactions with Related Parties [Abstract]                              
Purchase price               $ 22,000              
Payment for vessel acquisition               $ 4,400              
Related Party [Member] | DSI [Member] | M/V Melia [Member]                              
Transactions with Related Parties [Abstract]                              
Purchase price         $ 14,000                    
Payment for vessel acquisition         $ 4,000                    
Related Party [Member] | DSI [Member] | Series D Preferred Stock [Member]                              
Transactions with Related Parties [Abstract]                              
Issuance of stock (in shares) | shares       13,157   25,000 25,000                
Fair value of non-cash consideration       $ 10,000     $ 17,600                
Entity Controlled by Director of Company [Member] | M/T Zeze Start [Member]                              
Transactions with Related Parties [Abstract]                              
Purchase price     $ 27,000                        
Due to related parties                           $ 18,900  
Payment for vessel acquisition $ 8,000                            
Interest rate                             5.00%
Interest expense                     $ 109        
Entity Controlled by Director of Company [Member] | Series D Preferred Stock [Member]                              
Transactions with Related Parties [Abstract]                              
Issuance of stock   $ 8,100                          
Issuance of stock (in shares) | shares   9,442