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Derivative Instruments (Tables) | 6 Months Ended
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Jun. 30, 2013
Derivative Instruments (Abstract) |
Derivative liabilities - Fair value (Table Text Block) |
|  | June 30, 2013 |  |  | December 31, 2012 |
|  | Interest Rate Swaps |  |  | Total |  |  | Interest Rate Swaps |  |  | Total |
Short-term liabilities |  | $ | - |  |  | $ | - |  |  | $ | 467 |  |  | $ | 467 |
Long-term liabilities |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ |  |
Total |  | $ | - |  |  | $ | - |  |  | $ | 467 |  |  | $ | 467 |
Derivative instruments - Balance Sheet (Table Text Block) |
Derivative Liabilities |  |  |  |  |  |
Balance sheet location |  | As of June 30, 2013 Fair value |  |  | As of December 31, 2012 Fair value |
Derivatives designated as hedging instruments - effective hedges |  |  |  |  |  |  |  |
Derivative instruments long-term liabilities. |  | $ | - |  |  | $ | - |
Derivative instruments short-term liabilities. |  | $ | - |  |  |  | 100 |
Total derivatives not designated as hedging instruments - ineffective hedges |  |  |  |  |  |  |  |
Derivative instruments short-term liabilities. |  | $ | - |  |  |  | 367 |
Total Derivative Liabilities |  | $ | - |  |  | $ | 467 |
Schedule Of Derivative Instruments Gain (Loss) In Statement Of Financial Performance (Table Text Block) |
Derivatives designated in cash flow hedging relationships recognized in OCI (Effective Portion) |  | Change in Fair Value of hedging instrument recognized in OCI (Effective Portion) |  |  | Location of Gain/(loss) Reclassified into consolidated statements of comprehensive /income (Effective Portion) |  | Amount of Loss Reclassified from OCI into consolidated statements of comprehensive income (Effective Portion) |  |  | Amount of Gain recorded in OCI (Effective Portion) |  |  | Location of Gain/(loss) Recognized in the consolidated statements of comprehensive /income (ineffective portion) |  | Amount of Gain/(Loss) recognized the consolidated statements of comprehensive / income |
|  | 2013 |  |  | 2012 |  |  |  |  | 2013 |  |  | 2012 |  |  | 2013 |  |  | 2012 |  |  |  |  | 2013 |  |  | 2012 |
Interest rate swaps |  |  | (5) |  |  |  | (1,857) |  |  | Interest expense and finance cost |  |  | (467) |  |  |  | (11,697) |  |  |  | 462 |  |  |  | 9,840 |  |  | Gain on interest rate swap agreement |  |  | 4 |  |  |  | 1,447 |
Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis (Table Text Block) |
Derivatives |  | Total |  |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |
December 31, 2012 |  | $ | 467 |  |  |  | — |  |  | $ | 467 |  |  |  | — |
June 30, 2013 |  | $ | — |  |  |  | — |  |  | $ | — |  |  |  | — |

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- Definition Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5618551-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959 + Details
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- Definition Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 + Details
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- Definition Tabular disclosure of derivative liabilities at fair value. + References No definition available. + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19190-110258 + Details
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