Leases (Tables)

6 Months Ended

Jun. 30, 2020

Leases [Abstract]

Schedule of Operating Lease Maturities

The following table provides details of the Company's future minimum lease payments under finance lease liabilities and operating lease liabilities recorded on the Company's condensed balance sheets as of June 30, 2020. The table does not include commitments that are contingent on events or other factors that are currently uncertain or unknown.

		Finance Leases		Operating Leases
				Aircraft and Spare Engine Leases		Property Facility Leases		Other		Total Operating and Finance Lease Obligations
	(in thousands)
remainder of 2020		$	381	$	102,077	$	2,237	$	228	$	104,923
2021		753		204,153		4,552		—		209,458
2022		725		205,231		4,262		—		210,218
2023		349		192,586		3,260		—		196,195
2024		98		170,524		2,722		—		173,344
2025 and thereafter		—		1,065,928		144,127		—		1,210,055
Total minimum lease payments		$	2,306	$	1,940,499	$	161,160	$	228	$	2,104,193
Less amount representing interest		192		568,343		135,335		3		703,873
Present value of minimum lease payments		$	2,114	$	1,372,156	$	25,825	$	225	$	1,400,320
Less current portion		658		125,219		3,092		225		129,194
Long-term portion		$	1,456	$	1,246,937	$	22,733	$	—	$	1,271,126

Schedule of Finance Lease Maturities

The following table provides details of the Company's future minimum lease payments under finance lease liabilities and operating lease liabilities recorded on the Company's condensed balance sheets as of June 30, 2020. The table does not include commitments that are contingent on events or other factors that are currently uncertain or unknown.

		Finance Leases		Operating Leases
				Aircraft and Spare Engine Leases		Property Facility Leases		Other		Total Operating and Finance Lease Obligations
	(in thousands)
remainder of 2020		$	381	$	102,077	$	2,237	$	228	$	104,923
2021		753		204,153		4,552		—		209,458
2022		725		205,231		4,262		—		210,218
2023		349		192,586		3,260		—		196,195
2024		98		170,524		2,722		—		173,344
2025 and thereafter		—		1,065,928		144,127		—		1,210,055
Total minimum lease payments		$	2,306	$	1,940,499	$	161,160	$	228	$	2,104,193
Less amount representing interest		192		568,343		135,335		3		703,873
Present value of minimum lease payments		$	2,114	$	1,372,156	$	25,825	$	225	$	1,400,320
Less current portion		658		125,219		3,092		225		129,194
Long-term portion		$	1,456	$	1,246,937	$	22,733	$	—	$	1,271,126

Schedule of Lease Cost

The table below presents information for lease costs related to the Company's finance and operating leases:

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
	(in thousands)
Finance lease cost
Amortization of leased assets	$	135	$	519	$	270	$	728
Interest of lease liabilities	26		309		139		339
Operating lease cost
Operating lease cost (1)	51,006		48,639		98,223		98,353
Short-term lease cost (1)	6,884		3,509		13,598		6,958
Variable lease cost (1)	25,568		31,653		55,383		59,770
Total lease cost	$	83,619	$	84,629	$	167,613	$	166,148

        (1) Expenses are classified within aircraft rent and landing fees and other rents on the Company's condensed statements of operations.

The table below presents lease terms and discount rates related to the Company's finance and operating leases:

	June 30, 2020		June 30, 2019
Weighted-average remaining lease term
Operating leases	13.1 years		9.8 years
Finance leases	3.1 years		0.8 years
Weighted-average discount rate
Operating leases	6.07	%	6.52	%
Finance leases	5.56	%	3.93	%