Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Operating Aircraft Leases

As of March 31, 2018, the Company's aircraft orders consisted of the following:

	Airbus
	A320ceo	A320neo	Total
2018	8		8
2019	2	9	11
2020		16	16
2021		18	18
	10	43	53

Future minimum lease payments under noncancelable operating leases

Future minimum lease payments under capital leases and noncancellable operating leases at March 31, 2018 were as follows: 

		Capital Leases		Aircraft and Spare Engine Leases		Property Facility Leases		Total Operating and Capital Lease Obligations
	(in thousands)
2018		$	208,246	$	153,151	$	37,824	$	399,221
2019		625		190,172		40,964		231,761
2020		249		181,116		27,149		208,514
2021		28		170,845		16,729		187,602
2022		—		150,414		18,780		169,194
2023 and thereafter		—		419,925		181,444		601,369
Total minimum lease payments		$	209,148	$	1,265,623	$	322,890	$	1,797,661
Less amount representing interest		64,043
Present value of minimum lease payments		$	145,105
Less current portion		144,392
Long-term portion		$	713

Future minimum lease payments under capital leases

Future minimum lease payments under capital leases and noncancellable operating leases at March 31, 2018 were as follows: 

		Capital Leases		Aircraft and Spare Engine Leases		Property Facility Leases		Total Operating and Capital Lease Obligations
	(in thousands)
2018		$	208,246	$	153,151	$	37,824	$	399,221
2019		625		190,172		40,964		231,761
2020		249		181,116		27,149		208,514
2021		28		170,845		16,729		187,602
2022		—		150,414		18,780		169,194
2023 and thereafter		—		419,925		181,444		601,369
Total minimum lease payments		$	209,148	$	1,265,623	$	322,890	$	1,797,661
Less amount representing interest		64,043
Present value of minimum lease payments		$	145,105
Less current portion		144,392
Long-term portion		$	713

Employee groups and status of the collective bargaining agreements

The table below sets forth the Company's employee groups and status of the collective bargaining agreements as of March 31, 2018.

Employee Groups	Representative	Amendable Date	Percentage of Workforce
Pilots	Air Line Pilots Association, International (ALPA)	February 2023	27%
Flight Attendants	Association of Flight Attendants (AFA-CWA)	May 2021	44%
Dispatchers	Professional Airline Flight Control Association (PAFCA)	August 2018	1%
Ramp Service Agents	International Association of Machinists and Aerospace Workers (IAMAW)	June 2020	3%