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The value of common stock that can be issued and sold.

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Amount of advance that is made available to partly finance the balance of the purchase price of the 2012-built vessel that the Company agreed to purchase.

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No definition available.

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Amount of advance that is made available to partly refinance the Natixis settlement agreement.

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Face amount of the debt instrument that is available for borrowing at time the agreement is executed.

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Amount of the required periodic payments applied to principal that has been deferred.

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Increase (decrease) in the Applicable Limit under the agreement that has been deferred to the note's maturity date. The Applicable Limit is the maximum principal amount available for drawing at any relevant time under the agreement.

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No definition available.

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The number of times the debt has been amended.

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The number of consecutive, periodic payment installments in which the debt is to be repaid.

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- Definition

Period of time after the final drawdown date the repayment of the debt instrument is due, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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Term of the interest rate that fluctuates over time as a result of an underlying benchmark interest rate or index.

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No definition available.

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The threshold ratio (expressed as a percentage) of earnings before interest, taxes, depreciation and amortization (EBITDA), excluding any gains and losses on the disposal of subsidiaries or vessels and impairments on goodwill and vessels, to interest payments.

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No definition available.

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- Definition

The threshold ratio (expressed as a percentage) of earnings before interest, taxes, depreciation and amortization (EBITDA) to net interest expense, as defined in the loan facility.

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No definition available.

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The leverage ratio (expressed as a percentage) as defined in the loan facility.

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The number of bullet payments in which the debt instrument can be repaid.

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No definition available.

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The number of installments included in the prepayment to satisfy the full amount of the debt facility under the terms of a settlement agreement.

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No definition available.

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- Definition

The number of vessel owning subsidiaries that are borrowers under loan facilities.

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Amount that must be prepaid to satisfy the full amount of the debt facility under the terms of a settlement agreement.

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No definition available.

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Purchase price of long-lived, physical asset used in the normal conduct of business and not intended for resale.

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No definition available.

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At any relevant time during the Security Period, the threshold ratio (expressed as a percentage) of the aggregate Market Value of the Ships then subject to a Mortgage plus the net realisable value of any additional Security previously provided under Clause 25 (Security Cover) to the aggregate of the Loan and the cost (if any) of terminating any transactions entered into under the Hedging Agreement, as determined by the Lender pursuant to Clause 25.1 (Minimum required security cover).

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Period of time the vessel is under a charter contract with Oldendorff Carriers GMBH & CiE, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The threshold ratio (expressed as a percentage) of total liabilities (excluding any shareholders' convertible notes) to total assets (less any activated goodwill).

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No definition available.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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Amount of the required periodic payments applied to principal.

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The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.

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No definition available.

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The cash outflow for cost incurred directly with the issuance of an equity security.

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The cash inflow from the additional capital contribution to the entity.

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Number of new stock issued during the period.

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Subsequent Events (Details) $ in Thousands																		1 Months Ended	2 Months Ended
Subsequent Events (Details) $ in Thousands	Mar. 28, 2017 USD ($) Amendment Payment	Mar. 22, 2017	Mar. 17, 2017 USD ($)	Mar. 14, 2017	Mar. 07, 2017 USD ($) Installment Subsidiary	Feb. 03, 2017 USD ($)	Dec. 21, 2016 USD ($) shares	Dec. 13, 2016 USD ($) shares	Nov. 23, 2016 USD ($) shares	Aug. 10, 2016 USD ($) shares	Dec. 02, 2015 USD ($) Installment	Nov. 04, 2015 USD ($) Installment	Oct. 21, 2015 USD ($) shares	Sep. 29, 2015 USD ($) shares	Sep. 11, 2015 USD ($) Installment shares	Sep. 01, 2015 USD ($) Installment	Mar. 12, 2015 USD ($) Installment shares	Oct. 21, 2015 USD ($) shares	Apr. 03, 2017 USD ($) shares	Mar. 30, 2017 USD ($)	Dec. 31, 2016 Amendment Subsidiary
Equity Distribution Agreement [Abstract]
Issuance of common stock and warrants (in shares) \| shares							1,300,000	10,000,000	1,305,000	1,180,000
Net proceeds from issuance of common stock							$ 1,775	$ 13,081	$ 3,210	$ 4,080
Secured Term Loan [Abstract]
Number of vessel owning subsidiaries that are borrowers under loan facilities \| Subsidiary																					5
Loan Agreement dated December 2, 2015 [Member]
Secured Term Loan [Abstract]
Number of consecutive payment installments \| Installment											15
Installment payment											$ 985
Loan Agreement [Abstract]
Borrowing capacity											$ 39,412
Loan Agreement dated December 2, 2015 [Member] \| LIBOR [Member]
Loan Agreement [Abstract]
Margin on variable rate											2.50%
Loan Agreement dated November 4, 2015 [Member]
Secured Term Loan [Abstract]
Number of consecutive payment installments \| Installment												16
Installment payment												$ 844
Loan Agreement [Abstract]
Borrowing capacity												$ 33,750
Loan Agreement dated November 4, 2015 [Member] \| LIBOR [Member]
Loan Agreement [Abstract]
Margin on variable rate												3.50%
Loan Agreement dated September 1, 2015 [Member]
Secured Term Loan [Abstract]
Number of consecutive payment installments \| Installment																12
Loan Agreement [Abstract]
Borrowing capacity																$ 44,430
Loan Agreement dated September 1, 2015 [Member] \| Minimum [Member] \| LIBOR [Member]
Loan Agreement [Abstract]
Margin on variable rate																3.25%
Loan Agreement dated September 1, 2015 [Member] \| Maximum [Member] \| LIBOR [Member]
Loan Agreement [Abstract]
Margin on variable rate																3.60%
Loan Agreement dated September 11, 2015 [Member]
Secured Term Loan [Abstract]
Number of consecutive payment installments \| Installment															15
Installment payment															$ 1,552
Loan Agreement [Abstract]
Borrowing capacity															$ 52,705
Jelco [Member]
Equity Distribution Agreement [Abstract]
Issuance of common stock and warrants (in shares) \| shares													3,476,520	2,655,740	3,889,980		5,000,100	10,022,240
Net proceeds from issuance of common stock													$ 3,129	$ 2,390	$ 3,501		$ 4,500	$ 9,020
Jelco [Member] \| Unsecured Convertible Promissory Note [Member]
Secured Term Loan [Abstract]
Number of consecutive payment installments \| Installment																	10
Installment payment																	$ 200
Jelco [Member] \| Unsecured Revolving Convertible Promissory Note [Member]
Convertible Promissory Note [Abstract]
Number of amendments \| Amendment																					7
Subsequent Event [Member]
Equity Distribution Agreement [Abstract]
Common stock that can be sold						$ 20,000
Issuance of common stock and warrants (in shares) \| shares																			2,019,675
Net proceeds from issuance of common stock																			$ 1,873
Stock issuance costs																			$ 66
Acquisition of Vessel [Abstract]
Purchase price of vessel	$ 32,650
Deposit for purchase of vessel																				$ 3,265
Subsequent Event [Member] \| Minimum [Member]
Charter Contract [Abstract]
Term of charter contract for vessel		18 months
Subsequent Event [Member] \| Maximum [Member]
Charter Contract [Abstract]
Term of charter contract for vessel		22 months
Subsequent Event [Member] \| Loan Agreement dated December 2, 2015 [Member]
Secured Term Loan [Abstract]
Number of vessel owning subsidiaries that are borrowers under loan facilities \| Subsidiary					1
Number of consecutive payment installments \| Installment					4
Prepayment to satisfy and settle full amount of debt facility					$ 28,000
Number of previous installments included in prepayment \| Installment					3
Subsequent Event [Member] \| Loan Agreement dated December 2, 2015 [Member] \| Due April 28, 2017 [Member]
Secured Term Loan [Abstract]
Installment payment					$ 2,000
Subsequent Event [Member] \| Loan Agreement dated December 2, 2015 [Member] \| Due June 30, 2017 [Member]
Secured Term Loan [Abstract]
Installment payment					2,000
Subsequent Event [Member] \| Loan Agreement dated December 2, 2015 [Member] \| Due September 29, 2017 [Member]
Secured Term Loan [Abstract]
Installment payment					3,000
Subsequent Event [Member] \| Loan Agreement dated December 2, 2015 [Member] \| Due May 2, 2018 [Member]
Secured Term Loan [Abstract]
Installment payment					$ 32,412
Subsequent Event [Member] \| Loan Agreement dated November 4, 2015 [Member] \| Minimum [Member]
Financial Covenants [Abstract]
Value to loan ratio				125.00%
Subsequent Event [Member] \| Loan Agreement dated September 1, 2015 [Member] \| Minimum [Member]
Financial Covenants [Abstract]
Value to loan ratio				120.00%
EBITDA to interest payments ratio				2
Subsequent Event [Member] \| Loan Agreement dated September 1, 2015 [Member] \| Maximum [Member]
Financial Covenants [Abstract]
Total liabilities to total assets ratio				75.00%
Subsequent Event [Member] \| Loan Agreement dated September 11, 2015 [Member] \| Minimum [Member]
Financial Covenants [Abstract]
Value to loan ratio				120.00%
EBITDA to net interest expense ratio				2
Subsequent Event [Member] \| Loan Agreement dated September 11, 2015 [Member] \| Maximum [Member]
Financial Covenants [Abstract]
Leverage ratio				75.00%
Subsequent Event [Member] \| Jelco [Member] \| Jelco Backstop Facility [Member]
Loan Agreement [Abstract]
Borrowing capacity	47,500
Advance to partly refinance settlement agreement	18,000
Advance to partly finance new vessel acquisition	$ 29,500
Number of bullet payments \| Payment	1
Number of months repayment of loan is due after final drawdown date	14 months
Subsequent Event [Member] \| Jelco [Member] \| Jelco Backstop Facility [Member] \| LIBOR [Member]
Loan Agreement [Abstract]
Term of variable rate	3 months
Margin on variable rate	7.00%
Subsequent Event [Member] \| Jelco [Member] \| Unsecured Convertible Promissory Note [Member]
Convertible Promissory Note [Abstract]
Installment payment deferred to final maturity date			$ 200
Subsequent Event [Member] \| Jelco [Member] \| Unsecured Revolving Convertible Promissory Note [Member]
Convertible Promissory Note [Abstract]
Number of amendments \| Amendment	8
Decrease in Applicable Limit deferred to maturity date	$ (3,100)