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v3.19.2

Note 7 - Debt (Details Textual) |  |  |  | 6 Months Ended
--- | --- | --- | --- | ---
Apr. 23, 2019 USD ($) | Mar. 29, 2019 USD ($) shares | Jan. 28, 2019 USD ($) | Jun. 30, 2019 USD ($)
M/T Eco Marina Del Ray [Member] | Cargill International SA [Member] |  |  |  |
Long-term Line of Credit, Total |  |  |  | $ 31,860,000
MT Nord Valiant and MT Eco California [Member] | BoComm Leasing [Member] |  |  |  |
Long-term Line of Credit, Total |  |  |  | 45,223,000
M/T Eco Bel Air and M/T Eco Beverly Hills [Member] | CMBFL Leasing [Member] |  |  |  |
Long-term Line of Credit, Total |  |  |  | 91,412,000
ABN Bank [Member] |  |  |  |
Repayments of Lines of Credit |  |  |  | $ 18,550
ABN Bank [Member] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  | 2.50%
ABN Bank [Member] | London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  | 2.60%
Nord/ LB Bank [Member] |  |  |  |
Long-term Line of Credit, Total |  |  |  | $ 273,917,000
Alpha Bank [Member] | M/T Stenaweco Elegance [Member] |  |  |  |
Long-term Line of Credit, Total |  |  |  | 1,500,000
Line of Credit Facility, Maximum Borrowing Capacity | $ 1,500,000 |  |  |
Number of Consecutive Quarterly Installments | 8 |  |  |
Debt Instrument, Periodic Payment, Total | $ 187,500 |  |  |
Alpha Bank [Member] | London Interbank Offered Rate (LIBOR) [Member] | M/T Stenaweco Elegance [Member] |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 4.25% |  |  |
AT Bank Bridge Facility [Member] |  |  |  |
Long-term Line of Credit, Total |  |  |  | $ 10,500,000
Line of Credit Facility, Maximum Borrowing Capacity |  |  | $ 10,500,000 |
Line of Credit Facility, Commitment Fee Percentage |  |  | 2.25% |
AT Bank Bridge Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  | 6.00% |
Family Trading [Member] | Immediate Family Member of Management or Principal Owner [Member] | Revolving Credit Facility [Member] |  |  |  |
Long-term Line of Credit, Total |  | $ 24,744,000 |  |
Accrued Liabilities, Total |  | $ 2,385,000 |  |
Stock Issued During Period, Shares, New Issues | shares |  | 27,129 |  |

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