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Fair value of Above-Market Acquired Time Charters - Amount per Vessel (Details) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Jul. 11, 2014 USD ($) | Dec. 31, 2011 USD ($)
Vessels [Line Items] |  |  |  |  |
Fair value of above market acquired time charter | $ 0 | $ 254 |  |  |
Amortization | 254 | 9,540 | $ 6,113 |  |
Accumulated amortization of above market time charters | 30,994 | 30,740 |  |  |
Gain / (loss) on time charter agreement termination | $ 0 | $ (2,114) | $ 0 |  |
Star Big and Star Mega | Above market time charters |  |  |  |  |
Vessels [Line Items] |  |  |  |  |
Number of time charters |  |  |  |  | 2
Above market time charters |  |  |  |  | $ 23,065
Madredeus and Amami | Above market time charters |  |  |  |  |
Vessels [Line Items] |  |  |  |  |
Number of time charters |  |  |  | 2 |
Above market time charters |  |  |  | $ 1,967 |
Christine, Sandra and Lowlands Beilun | Above market time charters |  |  |  |  |
Vessels [Line Items] |  |  |  |  |
Number of time charters |  |  | 3 |  |
Above market time charters |  |  | $ 8,076 |  |

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Gain (loss) related to the termination of a contract between the parties. The termination may be due to many causes including early termination of a lease by a lessee, a breach of contract by one party, or a failure to perform. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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