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Advances for vessels under construction and acquisition of vessels (Table) (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Vessels [Line Items] |  |
Total | $ 48,574 | $ 64,570
Advances for vessels under construction and acquisition of vessels |  |
Vessels [Line Items] |  |
Pre-delivery yard installments and Fair value adjustment | 30,402 | 32,602
Bareboat capital leases - upfront hire & handling fees | 10,460 | 25,272
Capitalized interest and finance costs | 4,753 | 4,966
Other capitalized costs | 2,959 | 1,730
Total | $ 48,574 | $ 64,570

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- Definition Accumulated amount of pre-delivery installments to the yard, for vessels under construction. + References No definition available. + Details
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- Definition Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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