Leases (Tables)

12 Months Ended

Dec. 31, 2022

Leases [Abstract]

Schedule of Future Minimum Lease Payments for Finance Leases

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 consolidated balance sheets as of December 31, 2022. The table does not include commitments that are contingent on events or other factors that are currently uncertain and unknown.

	Finance Leases		Operating Leases						Total Operating and Finance Lease Obligations
			Aircraft and Spare Engine Leases		Property Facility Leases		Other
	(in thousands)
2023	$	465	$	338,203	$	6,401	$	552	$	345,621
2024	215		326,117		4,619		138		331,089
2025	117		311,229		3,167		—		314,513
2026	39		284,915		3,088		—		288,042
2027	—		269,206		2,254		—		271,460
2028 and thereafter	—		2,453,370		141,234		—		2,594,604
Total minimum lease payments	$	836	$	3,983,040	$	160,763	$	690	$	4,145,329
Less amount representing interest	33		1,367,174		133,379		25		1,500,611
Present value of minimum lease payments	$	803	$	2,615,866	$	27,384	$	665	$	2,644,718
Less current portion	444		182,938		4,831		527		188,740
Long-term portion	$	359	$	2,432,928	$	22,553	$	138	$	2,455,978

Schedule of Future Minimum Lease Payments for Operating Leases

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 consolidated balance sheets as of December 31, 2022. The table does not include commitments that are contingent on events or other factors that are currently uncertain and unknown.

	Finance Leases		Operating Leases						Total Operating and Finance Lease Obligations
			Aircraft and Spare Engine Leases		Property Facility Leases		Other
	(in thousands)
2023	$	465	$	338,203	$	6,401	$	552	$	345,621
2024	215		326,117		4,619		138		331,089
2025	117		311,229		3,167		—		314,513
2026	39		284,915		3,088		—		288,042
2027	—		269,206		2,254		—		271,460
2028 and thereafter	—		2,453,370		141,234		—		2,594,604
Total minimum lease payments	$	836	$	3,983,040	$	160,763	$	690	$	4,145,329
Less amount representing interest	33		1,367,174		133,379		25		1,500,611
Present value of minimum lease payments	$	803	$	2,615,866	$	27,384	$	665	$	2,644,718
Less current portion	444		182,938		4,831		527		188,740
Long-term portion	$	359	$	2,432,928	$	22,553	$	138	$	2,455,978

Schedule of Lease Costs, Lease Terms and Discount Rates

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

	Year Ended December 31,
	2022		2021
	(in thousands)
Finance lease cost
Amortization of leased assets	$	751	$	733
Interest of lease liabilities	57		93
Operating lease cost
Operating lease cost (1)	225,112		220,137
Short-term lease cost (1)	41,696		31,036
Variable lease cost (1)	200,965		181,902
Total lease cost	$	468,581	$	433,901

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

The table below presents lease-related terms and discount rates as of December 31, 2022:

	December 31, 2022		December 31, 2021
Weighted-average remaining lease term
Operating leases	14.6 years		14.9 years
Finance leases	2.1 years		2.5 years
Weighted-average discount rate
Operating leases	6.29	%	5.62	%
Finance leases	4.21	%	4.79	%