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Changes in Capital Accounts, Registered Direct Offering of March 2023 (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Mar. 03, 2023
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Jul. 18, 2022
Jun. 01, 2022
Registered Direct Offering [Abstract]                  
Common stock, par value (in dollars per share)   $ 0.01 $ 0.01 $ 0.01         $ 0.01
Number of shares of common stock that can be purchased with each warrant (in shares)               1 1
Net proceeds from issuance of equity   $ 11,438 $ 26,104 $ 0          
Fair value of warrants' liability   32 0            
Changes in fair value of warrants' liability   561 $ 0 $ 0          
Series A Warrants [Member]                  
Registered Direct Offering [Abstract]                  
Fair value of warrants' liability   $ 32              
Warrants outstanding (in shares)   14,300     14,300 446,550 1,021,800    
Series B Warrants [Member]                  
Registered Direct Offering [Abstract]                  
Warrants outstanding (in shares)   4,167,000              
Registered Direct Offering [Member]                  
Registered Direct Offering [Abstract]                  
Shares issued (in shares) 5,556,000                
Common stock, par value (in dollars per share) $ 0.01                
Number of shares of common stock that can be purchased with each warrant (in shares) 1                
Exercise price of warrant (in dollars per share) $ 2.25                
Expiration period of warrant   5 years              
Waiting period for warrants to become exchangeable   30 days              
Threshold cumulative trading volume (in shares) 15,000,000                
Net proceeds from issuance of equity $ 11,438                
Issuance costs $ 340                
Registered Direct Offering [Member] | Series A Warrants [Member]                  
Registered Direct Offering [Abstract]                  
Number of shares of common stock that can be purchased with warrants (in shares) 3,611,400                
Fair value of warrants' liability per share (in dollars per share) $ 1.11                
Fair value of warrants' liability $ 4,009                
Warrants exercised (in shares)   3,597,100              
Registered Direct Offering [Member] | Series B Warrants [Member]                  
Registered Direct Offering [Abstract]                  
Number of shares of common stock that can be purchased with warrants (in shares) 4,167,000                
Gross proceeds from issuance of equity $ 8,492                
Net proceeds from issuance of equity $ 7,769