XML 32 R77.htm IDEA: XBRL DOCUMENT
v2.4.0.8

REVENUE FROM TIME CHARTERS (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
REVENUE FROM TIME CHARTERS [Abstract] |  |  |
Voyage revenues | $ 224,179 | $ 223,159 | $ 388,929
Profit sharing revenue | 0 | 0 | 122
Future minimum time charter revenue |  |  |
2014 | $ 17,235 |  |
Offhire period | 20 days |  |

X
- Details
Name: | gnk_TimeCharterFutureMinimumRevenueAbstract
Namespace Prefix: | gnk_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the expected future minimum charter revenue, based on vessels committed to noncancelable time charter contracts during the next fiscal year following the latest fiscal year ended. + References No definition available. + Details
Name: | gnk_TimeCharterFutureMinimumRevenueInYearOne
Namespace Prefix: | gnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the assumed offhire days for a vessel which has a scheduled drydocking. + References No definition available. + Details
Name: | gnk_TimeCharterOffhirePeriod
Namespace Prefix: | gnk_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the profit sharing revenue included in time charter revenues. + References No definition available. + Details
Name: | gnk_TimeChartersProfitSharingRevenue
Namespace Prefix: | gnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Revenue from transporting cargo and freight between locations. + 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
Name: | us-gaap_CargoAndFreightRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_RevenueRecognitionAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration