v3.22.2.2
Long-term debt and other financial liabilities (Details Narrative) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2022
Dec. 31, 2021
Jun. 30, 2021
Long-term Debt, Gross $ 1,310,130 $ 1,380,648  
Cash and cash equivalents $ 161,148 117,192 $ 128,851
Debt Instrument, Covenant Compliance The Company fulfilled its requirements in respect of the financial covenants of all of its loan agreements as at June 30, 2022.    
Minimum liquidity requirement [Member]      
Cash and cash equivalents $ 129,528 $ 105,768  
Three Loan Agreements [Member]      
Restricted Cash and Cash Equivalents $ 3,550    
Dimitris P, Spyros K and Uraga Princess [Member]      
Debt Instrument, Frequency of Periodic Payment semi-annual    
Line of Credit Facility, Initiation Date Mar. 16, 2022    
Debt Instrument, Maturity Date, Description five-year    
Debt Instrument, Face Amount $ 62,000    
Description of scope relating to the refinancing of the suezmax tankers, Dimitris P and Spyros K and the aframax tanker, Uraga Princess    
Drawn down date March 17, 2022    
Prepayment date March 17, 2022    
Drawn down amount $ 62,000    
Prepaid amount $ 47,730    
Number of repayment installments ten    
Debt Instrument, Periodic Payment $ 2,750    
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid $ 34,500    
Brasil 2014 [Member]      
Debt Instrument, Frequency of Periodic Payment semi-annual    
Line of Credit Facility, Initiation Date Mar. 31, 2022    
Debt Instrument, Maturity Date, Description six-year    
Debt Instrument, Face Amount $ 67,500    
Description of scope relating to the refinancing of the DP2 shuttle tanker, Brasil 2014    
Drawn down date April 4, 2022    
Prepayment date April 4, 2022    
Drawn down amount $ 67,500    
Prepaid amount $ 54,117    
Number of repayment installments twelve    
Debt Instrument, Periodic Payment $ 4,500    
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid $ 13,500    
Proteas [Member]      
Prepayment date April 20, 2022    
Prepaid amount $ 12,695    
Euro [Member]      
Debt Instrument, Frequency of Periodic Payment semi-annual    
Line of Credit Facility, Initiation Date May 13, 2022    
Debt Instrument, Maturity Date, Description five-year    
Debt Instrument, Face Amount $ 25,200    
Description of scope relating to the refinancing of the suezmax tanker, Euro    
Drawn down date May 13, 2022    
Prepayment date May 16, 2022    
Drawn down amount $ 25,200    
Prepaid amount $ 21,683    
Number of repayment installments ten    
Debt Instrument, Periodic Payment $ 1,505    
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid $ 10,150    
Inca [Member]      
Prepayment date August 17, 2022    
Prepaid amount $ 3,301    
Rio 2016 [Member]      
Debt Instrument, Frequency of Periodic Payment semi-annual    
Line of Credit Facility, Initiation Date Sep. 05, 2022    
Debt Instrument, Maturity Date, Description six-year    
Debt Instrument, Face Amount $ 67,500    
Description of scope to the refinancing of the suezmax DP2 shuttle tanker, Rio 2016.    
Drawn down date September 7, 2022    
Prepayment date September 7, 2022    
Drawn down amount $ 67,500    
Prepaid amount $ 48,047    
Number of repayment installments twelve    
Debt Instrument, Periodic Payment $ 4,500    
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid $ 13,500    
Hull 5081 and Hull 5082 [Member]      
Debt Instrument, Frequency of Periodic Payment semi-annual    
Line of Credit Facility, Initiation Date Sep. 15, 2022    
Debt Instrument, Maturity Date, Description eight-year    
Debt Instrument, Face Amount $ 118,400    
Description of scope to pre- and post- financing of the two aframax tankers under construction Hull 5081 and Hull 5082.    
Number of repayment installments sixteen    
Debt Instrument, Periodic Payment $ 1,650    
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid $ 32,800    
Tenergy [Member]      
Debt Instrument, Frequency of Periodic Payment quarterly    
Description of scope for the acquisition of the LNG carrier Tenergy    
Prepayment date January 12, 2022    
Prepaid amount $ 27,750    
Number of repayment installments forty    
Debt Instrument, Periodic Payment $ 2,332    
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid 83,955    
Proceeds from Lines of Credit 177,238    
All bank loans [Member]      
Long-term Debt, Gross $ 1,310,130    
Debt Instrument, Payment Terms These bank loans are payable in U.S. Dollars in semi-annual installments, with balloon payments due at maturity between November 2022 and January 2032.    
Debt Instrument, Frequency of Periodic Payment semi-annual    
Debt Instrument, Description of Variable Rate Basis Interest rates on the outstanding loans as of June 30, 2022, are based on LIBOR plus a spread, except of two loan agreements based on SOFR