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Long-Term Debt, $55.0 Million Term Loan Facility (Details) - $55.0 Million Term Loan Facility [Member]
6 Months Ended
Jun. 30, 2022
USD ($)
Installment
Subsidiary
Tranches
Jan. 12, 2022
USD ($)
Long-Term Debt [Abstract]    
Face amount $ 55,000,000.00 $ 55,000,000.0
Number of ship-owning subsidiaries entering into term loan facility | Subsidiary 5  
Number of tranches drawn | Tranches 5  
Term of loan 5 years  
Number of payment installments | Installment 20  
Frequency of periodic payment quarterly  
Balloon installment payable at maturity $ 12,570,000  
Trailing period to maintain EBITDA to net interest expense ratio 12 months  
SOFR [Member]    
Long-Term Debt [Abstract]    
Margin on variable rate 3.15%  
Quarterly Installments 1 to 6 [Member]    
Long-Term Debt [Abstract]    
Installment payment $ 3,535,000  
Quarterly Installments 7 to 12 [Member]    
Long-Term Debt [Abstract]    
Installment payment 1,750,000  
Quarterly Installments 13 to 20 [Member]    
Long-Term Debt [Abstract]    
Installment payment $ 1,340,000