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Transactions with Related Parties - Statements of Operations (Table) (Details) - USD ($) $ in Thousands | 6 Months Ended
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Jun. 30, 2015 | Jun. 30, 2014
Related Party Transaction [Line Items] |  |
Management fee expense | $ 4,063 | $ 0
Management fee income | 136 | 1,861
Interchart |  |
Related Party Transaction [Line Items] |  |
Voyage expenses | (1,650) | (385)
Executive directors |  |
Related Party Transaction [Line Items] |  |
Consultancy fees | (317) | (286)
Non-executive directors |  |
Related Party Transaction [Line Items] |  |
Compensation | (79) | (71)
Combine Marine Ltd. |  |
Related Party Transaction [Line Items] |  |
Office rent | (17) | (21)
Maryville Maritime Inc. |  |
Related Party Transaction [Line Items] |  |
Management fee expense | (315) | 0
Excel Vessel Bridge Facility |  |
Related Party Transaction [Line Items] |  |
Interest expense | (220) | 0
Oceanbulk Maritime S.A. |  |
Related Party Transaction [Line Items] |  |
Management fee income | 0 | 93
Managed Vessels of Oceanbulk Shipping LLC |  |
Related Party Transaction [Line Items] |  |
Management fee income | 0 | 1,299
Product Shipping & Trading S.A. |  |
Related Party Transaction [Line Items] |  |
Management fee income | $ 0 | $ 62

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- Definition Expenditures for compensation for non executive officers.Examples include, but not limited to, Board of Director's attendance fees. + References No definition available. + Details
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- Definition Primarily represents commissions incurred in the period based upon the sale by related parties of the entity's goods or services, and fees for sales assistance or product enhancements performed by related parties (such as a distributor or value added reseller). + References No definition available. + Details
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- Definition Amount of the cost of borrowed funds accounted for as interest expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.9) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 9 -Article 9 + Details
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- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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- Definition Base revenue, as contractually stipulated, for operating and managing another entity's business during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(d)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition The aggregate costs related to delivering management services during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(d)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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