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v3.20.1

Long-term Debt - Assumed debt as part of the acquisition of Augustea Vessels (Details) $ in Thousands | 7 Months Ended | 12 Months Ended
--- | --- | ---
Aug. 03, 2018 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($)
Credit Suisse |  |  |
Debt Instrument [Line Items] |  |  |
Number of vessels financed |  | 5 |
Repayments of debt |  |  | $ 60,790
ABN AMRO |  |  |
Debt Instrument [Line Items] |  |  |
Number of vessels financed |  | 4 |
Repayments of debt |  |  | $ 69,907
BNP Facility |  |  |
Debt Instrument [Line Items] |  |  |
Vessels provided as collateral |  | The loan is secured by a first priority mortgage on the two Augustea vessels. |
Line of credit facility, description |  | The BNP Facility provided financing for the vessels Star Despoina and Pierra. |
Number of loan tranches |  | 2 |
Number of vessels financed |  | 2 |
BNP Facility | Tranche A |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding amount | $ 15,914 |  |
Number of installments | 16 |  |
Frequency of payments |  | quarterly |
BNP Facility | Tranche B |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding amount | $ 14,977 |  |
Number of installments | 17 |  |
Frequency of payments |  | quarterly |
BNP Facility | Tranche A - First Fifteen Installments |  |  |
Debt Instrument [Line Items] |  |  |
Repayment installment |  | $ 500 |
BNP Facility | Tranche A - Sixteenth Installment |  |  |
Debt Instrument [Line Items] |  |  |
Repayment installment |  | 8,414 |
BNP Facility | Tranche B - First Sixteen Installments |  |  |
Debt Instrument [Line Items] |  |  |
Repayment installment |  | 500 |
BNP Facility | Tranche B - Seventeenth Installment |  |  |
Debt Instrument [Line Items] |  |  |
Repayment installment |  | $ 6,977 |
Bank of Tokyo Facility |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding amount | $ 16,000 |  |
Number of installments |  | 17 |
Frequency of payments |  | quarterly |
Vessels provided as collateral |  | The loan is secured by a first priority mortgage on the Star Monica. |
Line of credit facility, description |  | The Bank of Tokyo Facility provided financing for the vessel Star Monica. |
Bank of Tokyo Facility | First Sixteen Installments |  |  |
Debt Instrument [Line Items] |  |  |
Repayment installment |  | $ 346 |
Bank of Tokyo Facility | Seventeenth Installment |  |  |
Debt Instrument [Line Items] |  |  |
Repayment installment |  | 10,464 |
Augustea Vessels |  |  |
Debt Instrument [Line Items] |  |  |
Debt assumed | $ 308,279 |  |
Star Sienna, Star Laetitia, ABOY Karlie and Star Alessia |  |  |
Debt Instrument [Line Items] |  |  |
Capital lease obligations recognised |  | $ 127,101 |

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