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Capital Stock and Changes in Capital Accounts, Series E Preferred Stock (Details)
$ / shares in Units, $ in Thousands
 12 Months Ended
Mar. 20, 2023
USD ($)
$ / shares
shares
Dec. 31, 2024
Vote
$ / shares
Dec. 31, 2023
USD ($)
$ / shares
Nov. 29, 2021
$ / shares
Preferred Stock [Abstract]        
Preferred stock, par value (in dollars per share) | $ / shares   $ 0.01 $ 0.01 $ 0.01
Series E Preferred Stock [Member]        
Preferred Stock [Abstract]        
Shares issued (in shares) | shares 1,200      
Preferred stock, par value (in dollars per share) | $ / shares $ 0.01 $ 0.01 $ 0.01  
Issuance of stock | $     $ 35  
Consecutive trading day period   10 days    
Series E Preferred Stock [Member] | Maximum [Member]        
Preferred Stock [Abstract]        
Number of votes per share | Vote   25,000    
Percentage of total number of votes   15.00%    
Series E Preferred Stock [Member] | Affiliated Company of Chairperson, Mrs. Semiramis Paliou [Member]        
Preferred Stock [Abstract]        
Shares issued (in shares) | shares 1,200      
Issuance of stock | $ $ 35