XML 45 R40.htm IDEA: XBRL DOCUMENT
v2.4.0.8

ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2013
ACCUMULATED OTHER COMPREHENSIVE LOSS |
Schedule of components of AOCI included in the accompanying condensed consolidated balance sheets | Changes in AOCI by Component For the Six-Month Period Ended June 30, 2013
|  | Net Unrealized Gain (Loss) on Cash Flow Hedges |  | Net Unrealized Gain on Investments |  | Total |
AOCI — January 1, 2013 |  | $ | (16,057 | ) | $ | 4,216 |  | $ | (11,841 | )
OCI before reclassifications |  | 9,603 |  | 6,327 |  | 15,930 |
Amounts reclassified from AOCI |  | (4,916 | ) | — |  | (4,916 | )
Net current-period OCI |  | 4,687 |  | 6,327 |  | 11,014 |
AOCI — June 30, 2013 |  | $ | (11,370 | ) | $ | 10,543 |  | $ | (827 | )
Schedule of reclassifications of AOCI | Reclassifications Out of AOCI For the Six-Month Period Ended June 30, 2013
Details about AOCI Components |  | Amount Reclassified from AOCI |  | Affected Line Item in the Statement Where Net Loss is Presented |
Gains and losses on cash flow hedges |  |  |  |  |
Interest rate contracts |  | $ | 4,916 |  | Interest expense |
Total reclassifications for the period |  | $ | 4,916 |  |  |

X
- Definition Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). + References No definition available. + Details
Name: | gnk_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock
Namespace Prefix: | gnk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669686-108580 + Details
Name: | us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration