Fair Value Measurements and Derivatives - Consolidated financial statements of fuel swaps dedesignated and immediately recognized into earnings (Details 3) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
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Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2015 |
Jun. 30, 2014 |
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| Reclassification out of Accumulated Other Comprehensive Income | Fuel Swaps | ||||
| Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] | ||||
| Amount reclassified from accumulated other comprehensive income (loss) into other income (expense) | $ 10,000 | $ 10,000 | ||
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- Definition Reflects the sum of all other revenue and income recognized by the entity in the period not otherwise specified in the income statement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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