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Debt, Total Long-Term Debt (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2025 | Dec. 31, 2024
Debt [Abstract] |  |
Long-term debt | $ 218,500 | $ 265,247
Less: Deferred finance fees | (1,888) | (5,989)
Total long-term debt net of deferred finance fees and debt discounts | 216,612 | 259,258
Presented [Abstract] |  |
Current portion of long-term debt | 11,824 | 14,202
Long-term debt | $ 204,788 | 245,056
1st CMBFL Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Julius Caesar and M/T Legio X Equestris |
Long-term debt | $ 0 | 120,764
1st AVIC Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco Oceano CA |
Long-term debt | $ 0 | 40,066
2nd AVIC Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco West Coast |
Long-term debt | $ 0 | 38,617
Huarong Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco Malibu |
Long-term debt | $ 0 | 38,800
2nd CMBFL Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco Marina Del Rey |
Long-term debt | $ 0 | 27,000
HSBC Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/Y Parabellvm |
Long-term debt | $ 13,040 | 0
New Huarong Facility [Member] |  |
Debt [Abstract] |  |
Vessel(s) financed | M/T Eco Marina Del Rey, M/T Eco Oceano CA, M/T Julius Caesar and M/T Legio X Equestris |
Long-term debt | $ 205,460 | $ 0

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-4 + Details
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