Leases and Prepaid Maintenance Deposits (Tables)

12 Months Ended

Dec. 31, 2018

Leases [Abstract]

Schedule of future minimum rental payments for capital leases

Future minimum lease payments under capital leases and noncancellable operating leases with initial or remaining terms in excess of one year at December 31, 2018 were as follows:

	Capital Leases		Operating Leases				Total Operating and Capital Lease Obligations
			Aircraft and Spare Engine Leases		Property Facility Leases
	(in thousands)
2019	$	810	$	176,256	$	52,627	$	229,693
2020	408		170,106		29,962		200,476
2021	186		168,416		17,004		185,606
2022	158		155,135		14,718		170,011
2023	145		133,915		13,787		147,847
2024 and thereafter	—		350,266		89,536		439,802
Total minimum lease payments	$	1,707	$	1,154,094	$	217,634	$	1,373,435
Less amount representing interest	152
Present value of minimum lease payments	$	1,555
Less current portion	721
Long-term portion	$	834

Schedule of future minimum rental payments for noncancellable operating leases

Future minimum lease payments under capital leases and noncancellable operating leases with initial or remaining terms in excess of one year at December 31, 2018 were as follows:

	Capital Leases		Operating Leases				Total Operating and Capital Lease Obligations
			Aircraft and Spare Engine Leases		Property Facility Leases
	(in thousands)
2019	$	810	$	176,256	$	52,627	$	229,693
2020	408		170,106		29,962		200,476
2021	186		168,416		17,004		185,606
2022	158		155,135		14,718		170,011
2023	145		133,915		13,787		147,847
2024 and thereafter	—		350,266		89,536		439,802
Total minimum lease payments	$	1,707	$	1,154,094	$	217,634	$	1,373,435
Less amount representing interest	152
Present value of minimum lease payments	$	1,555
Less current portion	721
Long-term portion	$	834