Special Charges	12 Months Ended
Dec. 31, 2016
Special Charges and Credits [Abstract]
Special Charges	Special Charges During the twelve months ended December 31, 2016, the Company purchased seven A319 aircraft which were previously financed under operating lease agreements. The purchase price for the seven aircraft was $147.7 million, comprised of cash payments of $107.1 million and the application of maintenance and security deposits held by the previous lessors of $40.6 million. The Company estimated the fair value of the aircraft to be $95.7 million and has recorded the seven purchased aircraft within flight equipment on the balance sheets. The Company determined the valuation of the aircraft based on a third-party appraisal considering the condition of each aircraft (a Level 3 measurement). The Company recognized $37.2 million as a cost of terminating the leases within special charges on the statement of operations, made up of the excess of the purchase price paid over the fair value of the aircraft, less previously expensed supplemental rent and other non-cash items of $14.8 million. During the twelve months ended December 31, 2015, the Company incurred $0.7 million in special charges related to restructuring charges for outsourcing of ramps and passenger services.

Special Charges

During the twelve months ended December 31, 2016, the Company purchased seven A319 aircraft which were previously financed under operating lease agreements. The purchase price for the seven aircraft was $147.7 million, comprised of cash payments of $107.1 million and the application of maintenance and security deposits held by the previous lessors of $40.6 million. The Company estimated the fair value of the aircraft to be $95.7 million and has recorded the seven purchased aircraft within flight equipment on the balance sheets. The Company determined the valuation of the aircraft based on a third-party appraisal considering the condition of each aircraft (a Level 3 measurement). The Company recognized $37.2 million as a cost of terminating the leases within special charges on the statement of operations, made up of the excess of the purchase price paid over the fair value of the aircraft, less previously expensed supplemental rent and other non-cash items of $14.8 million.

During the twelve months ended December 31, 2015, the Company incurred $0.7 million in special charges related to restructuring charges for outsourcing of ramps and passenger services.