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

No definition available.

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- Definition

The decrease in the percentage points added to the reference rate to compute the variable rate on the debt instrument if a prepayment is made on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

The increase in the percentage points added to the reference rate to compute the variable rate on the debt instrument if the maturity date on the debt instrument is extended.

+ References

No definition available.

+ Details

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- Definition

The percentage of net offering proceeds required to be paid to the lender of the debt instrument in the event of any public offering of securities by the Company.

+ References

No definition available.

+ Details

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- Definition

The prepayment amount required to receive a reduction in the percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

The prepayment amount required to be made upon delivery of the vessel M/V Knightship under the debt instrument.

+ References

No definition available.

+ Details

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- Definition

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

+ References

No definition available.

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- Definition

The cash outflow to repay long-term debt that is wholly or partially secured by collateral with the net offering proceeds from the public offering of securities by the Company.

+ References

No definition available.

+ Details

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- Definition

The cash outflow to repay long-term debt that is wholly or partially secured by collateral upon delivery of the vessel M/V Knightship.

+ References

No definition available.

+ Details

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- Definition

The cash outflow to repay long-term debt that is wholly or partially secured by collateral for the mandatory prepayment of the net offering proceeds from the public offering of securities by the Company.

+ References

No definition available.

+ Details

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- Definition

The cash outflow to repay long-term debt that is wholly or partially secured by collateral for the voluntary prepayment to the lender of the debt instrument.

+ References

No definition available.

+ Details

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- Definition

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

+ References

No definition available.

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- Definition

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

+ References

No definition available.

+ Details

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Subparagraph (SX 210.5-02.22(a)(2))
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258

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- References

No definition available.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Topic 470
-SubTopic 20
-Section 50
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-Subparagraph (b)(3)
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- Definition

Number of new stock issued during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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Transactions with Related Parties, Loan Agreement dated October 4, 2016 (Details) $ in Thousands				5 Months Ended	6 Months Ended	12 Months Ended
	Apr. 10, 2017 shares	Dec. 14, 2016 USD ($)	Oct. 04, 2016 USD ($) Payment	Jun. 27, 2017 shares	Jun. 30, 2018 USD ($)	Dec. 31, 2016 USD ($) shares	Dec. 31, 2017 USD ($)	Nov. 28, 2016 USD ($)
Loan Agreement [Abstract]
Balance outstanding					$ 199,023		$ 195,021
Issuance of common stock (in shares) \| shares	125,000			2,782,136
Jelco [Member] \| Loan Agreement Dated October 4, 2016 [Member]
Loan Agreement [Abstract]
Borrowing capacity			$ 4,150					$ 12,800
Balance outstanding					$ 5,900	$ 12,800
Number of bullet payments \| Payment			1
Percentage of net offering proceeds required to be paid upon completion of public offering			25.00%
Prepayment necessary upon delivery of M/V Knightship			$ 1,900
Prepayment necessary to decrease margin on variable rate			$ 5,000
Prepayment made upon delivery of M/V Knightship		$ 1,900
Issuance of common stock (in shares) \| shares						10,000,000
Prepayment made upon completion of public offering		5,000
Mandatory prepayment made		3,430
Voluntary prepayment made		$ 1,570
Jelco [Member] \| Loan Agreement Dated October 4, 2016 [Member] \| Minimum [Member]
Loan Agreement [Abstract]
Maturity date					Feb. 28, 2018
Number of months maturity date can be extended from final drawdown date					14 months
Jelco [Member] \| Loan Agreement Dated October 4, 2016 [Member] \| LIBOR [Member]
Loan Agreement [Abstract]
Margin on variable rate		7.00%	9.00%
Decrease in margin on variable rate if prepayment is made		2.00%	2.00%
Increase in margin on variable rate if maturity date is extended			1.50%