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Advances for vessels under construction and acquisition of vessels (Table) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Vessels [Line Items]
Total	$ 337,671	$ 454,612
Advances for vessels under construction and acquisition of vessels
Vessels [Line Items]
Pre-delivery yard installments	206,997	270,947
Fair value adjustment (Notes 1)	86,400	137,923
Bareboat capital leases - upfront hire & handling fees	44,551	31,467
Capitalized interest and finance costs	14,636	10,654
Other capitalized costs (Note 3)	4,554	3,542
Advances for secondhand vessels	0	79
Impairment charge	(19,467)	0
Total	$ 337,671	$ 454,612

X

- Definition

Accumulated amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

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- Definition

Amount of accumulated interest and finance costs as part of vessels under construction and acquisitions cost basis.

+ References

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- Definition

Accumulated amount of pre-delivery installments to the yard, for vessels under construction.

+ References

No definition available.

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- Definition

Accumulated amount of upfront hire & handling fees for vessels under capital leases.

+ References

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- Definition

Discloses the period end balance amount of advances for Secondhand vessels.

+ References

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- Definition

Accumulated amount of addition (reduction) to the amount at which an asset could be incurred (settled) at the time of acquisition between willing parties.

+ References

No definition available.

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- Definition

Amount of accumulated other capitalized costs for vessels under construction and acquisition.

+ References

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X

- 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

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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