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DEBT - $22M Term Loan (Details) $ in Thousands |  |  | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 04, 2013 USD ($) | Aug. 30, 2013 USD ($) installment | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Jul. 01, 2016 | Jun. 30, 2016 | Jul. 14, 2015 USD ($) | Apr. 30, 2015 USD ($) | Dec. 03, 2013 USD ($)
Line of Credit Facility |  |  |  |  |  |  |  |  |  |
Minimum cash balance per vessel in the fleet |  | $ 750 |  |  |  |  |  |  | $ 750 | $ 750
Secured Debt | $22 Million Term Loan Facility |  |  |  |  |  |  |  |  |  |
Line of Credit Facility |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  | $ 22,000 |  | $ 22,000 | $ 22,000 |  |  | $ 22,000 |  |
Commitment fee on unused daily average unutilized commitment (as a percent) |  | 1.00% |  |  |  |  |  |  |  |
Number of quarterly installments | installment |  | 23 |  |  |  |  |  |  |  |
Amount of periodic payment |  | $ 375 |  |  |  |  |  |  |  |
Period after latest vessel delivery date for first periodic repayment |  | 3 months |  |  |  |  |  |  |  |
Final payment amount |  | $ 13,375 |  |  |  |  |  |  |  |
Maximum ratio of financial indebtedness to total assets (as a percent) |  | 70.00% |  |  |  |  |  |  |  |
Consolidated net worth threshold, base amount |  | $ 786,360 |  |  |  |  |  |  |  |
Consolidated net worth threshold, percentage of the value of any subsequent primary equity offerings (as a percent) |  | 50.00% |  |  |  |  |  |  |  |
Collateral security maintenance test (as a percent) |  |  |  |  |  | 125.00% | 110.00% |  |  |
Drawdowns during the period | $ 22,000 |  |  |  |  |  |  |  |  |
Repayments of Secured Debt |  |  | $ 0 | 18,625 | $ 1,500 |  |  |  |  |
Long-term debt |  |  | $ 0 | $ 0 |  |  |  |  |  |
Secured Debt | $22 Million Term Loan Facility | LIBOR |  |  |  |  |  |  |  |  |  |
Line of Credit Facility |  |  |  |  |  |  |  |  |  |
Reference rate |  | Three-month LIBOR |  |  |  |  |  |  |  |
Applicable margin over reference rate (as a percent) |  | 3.35% |  |  |  |  |  |  |  |
Secured Debt | $22 Million Term Loan Facility | Baltic Fox and Baltic Hare |  |  |  |  |  |  |  |  |  |
Line of Credit Facility |  |  |  |  |  |  |  |  |  |
Minimum cash required to be maintained by each collateralized vessel |  | $ 500 |  |  |  |  |  |  |  |
Secured Debt | $22 Million Term Loan Facility | Baltic Fox |  |  |  |  |  |  |  |  |  |
Line of Credit Facility |  |  |  |  |  |  |  |  |  |
Drawdowns during the period | 11,270 |  |  |  |  |  |  |  |  |
Secured Debt | $22 Million Term Loan Facility | Baltic Hare |  |  |  |  |  |  |  |  |  |
Line of Credit Facility |  |  |  |  |  |  |  |  |  |
Drawdowns during the period | $ 10,730 |  |  |  |  |  |  |  |  |
Up To August 30, 2016 | Secured Debt | $22 Million Term Loan Facility |  |  |  |  |  |  |  |  |  |
Line of Credit Facility |  |  |  |  |  |  |  |  |  |
Aggregate fair market value of the mortgaged vessels as a percentage of amount outstanding (as a percent) |  | 130.00% |  |  |  |  |  |  |  |
Period After August 30, 2016 | Secured Debt | $22 Million Term Loan Facility |  |  |  |  |  |  |  |  |  |
Line of Credit Facility |  |  |  |  |  |  |  |  |  |
Aggregate fair market value of the mortgaged vessels as a percentage of amount outstanding after August 30, 2016 (as a percent) |  | 135.00% |  |  |  |  |  |  |  |
Up to June 30, 2016 | Secured Debt | $22 Million Term Loan Facility |  |  |  |  |  |  |  |  |  |
Line of Credit Facility |  |  |  |  |  |  |  |  |  |
Collateral security maintenance test (as a percent) |  |  |  |  |  |  |  | 110.00% |  |

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