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Debt, Total Long-Term Debt (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022
Debt [Abstract] |  |
Long-term debt | $ 246,240 | $ 240,625
Less: Deferred finance fees | (4,279) | (3,640)
Less: Debt discount relating to Vessel fair value participation liability | (1,463) | (3,271)
Total long-term debt net of deferred finance fees and debt discounts | 240,498 | 233,714
Presented [Abstract] |  |
Current portion of long-term debt | 12,418 | 12,344
Long-term debt | $ 228,080 | 221,370
ABN Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco West Coast |
Long-term debt | $ 0 | 32,495
Alpha Bank Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco Malibu |
Long-term debt | $ 0 | 33,500
Cargill Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco Marina Del Rey |
Long-term debt | $ 23,094 | 25,189
CMBFL Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Julius Caesar and M/T Legio X Equestris |
Long-term debt | $ 98,552 | 103,952
2nd AVIC Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco Oceano CA |
Long-term debt | $ 42,777 | 45,489
3rd AVIC Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco West Coast |
Long-term debt | $ 40,817 | 0
Huarong Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco Malibu |
Long-term debt | $ 41,000 | $ 0

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