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Vessels and Other Fixed Assets, Net (Details) (USD $) In Thousands, unless otherwise specified | 6 Months Ended | 12 Months Ended | 6 Months Ended |  | 6 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Dec. 31, 2012 | Jun. 30, 2012 Star Ypsilon | Mar. 09, 2012 Star Ypsilon | Jun. 30, 2013 Star Sigma | Mar. 14, 2013 Star Sigma | Jan. 04, 2012 Star Sigma
Vessels [Line Items] |  |  |  |  |  |  |  |
Delivery date |  |  |  | Mar. 09, 2012 |  | Apr. 10, 2013 |  |
Metric tons of fuel oil |  |  |  |  | 667 |  |  | 1,027
Contracted sale price |  |  |  |  | $ 9,126 |  | $ 9,044 |
Vessel impairment loss | 0 |  | 303,219 |  |  |  |  |
Address commission |  |  |  | 3.00% |  | 3.00% |  |
Brokerage commission |  |  |  | 2.00% |  | 1.00% |  |
Carrying value of vessel |  |  |  |  | 11,152 |  | 8,354 |
Loss on sale of vessel | $ 81 | $ 3,164 |  | $ 3,164 |  | $ 81 |  |

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- Definition The difference between the sale price or salvage price and the book value of a property, plant, and equipment asset that was sold or retired during the reporting period. This element refers to the gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 + Details
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