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Long-Term Debt and Other Financial Liabilities, ABB Loan Facility (Details)
$ in Thousands
12 Months Ended
Jun. 14, 2021
USD ($)
Apr. 26, 2021
USD ($)
Apr. 22, 2021
USD ($)
Dec. 31, 2022
USD ($)
Installment
Tranche
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Senior Long-Term Debt [Abstract]            
Proceeds from drawdown       $ 124,800 $ 180,320 $ 22,500
Balance outstanding       $ 235,603 $ 218,551  
ABB Loan Facility [Member]            
Senior Long-Term Debt [Abstract]            
Face amount     $ 15,500      
Number of tranches | Tranche       2    
Minimum liquidity to be maintained in earnings account       $ 300    
Market value of vessels plus additional security as percentage of aggregate outstanding loan       1.30    
Balance outstanding       $ 13,100    
ABB Loan Facility [Member] | Maximum [Member]            
Senior Long-Term Debt [Abstract]            
Corporate leverage ratio       85.00%    
ABB Loan Facility [Member] | LIBOR [Member]            
Senior Long-Term Debt [Abstract]            
Margin on variable rate     4.00%      
Tranche A [Member]            
Senior Long-Term Debt [Abstract]            
Proceeds from drawdown   $ 7,500        
Number of consecutive payment installments | Installment       18    
Frequency of periodic payment       quarterly    
Installment payment       $ 200    
Balloon payment       $ 3,900    
Tranche B [Member]            
Senior Long-Term Debt [Abstract]            
Proceeds from drawdown $ 8,000          
Number of consecutive payment installments | Installment       18    
Frequency of periodic payment       quarterly    
Installment payment       $ 200    
Balloon payment       $ 4,400