Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements and Derivatives - Consolidated financial statements of fuel swaps dedesignated and immediately recognized into earnings (Details 3)

v3.5.0.2
Fair Value Measurements and Derivatives - Consolidated financial statements of fuel swaps dedesignated and immediately recognized into earnings (Details 3) - Reclassification out of Accumulated Other Comprehensive Income - Fuel Swaps - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Loss recognized in other expense $ (179) $ (4,716) $ (271) $ (4,716)
Amount reclassified from accumulated other comprehensive income (loss) into other income (expense) $ 2,994 $ 10,000