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v3.23.2

Leases, Commitments, Guarantees and Contingencies (Tables) | 6 Months Ended
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Jun. 30, 2023
Leases, Commitments, Guarantees and Contingencies |
Summary of related terms and discount rates | ​
​ | ​
​ | ​
Weighted-average remaining lease term for operating leases | 9.7 years
Weighted-average discount rate for operating leases | 6.1%
Summary of lease costs | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the three months ended June 30, | ​ | For the six months ended June 30,
​ |  | 2023 |  | 2022 |  | 2023 |  | 2022
Operating lease cost | ​ | $ | 7,857 | ​ | $ | 21,822 | ​ | $ | 32,805 | ​ | $ | 43,663
Variable and short-term lease cost | ​ |  | 534 | ​ |  | 805 | ​ |  | 1,337 | ​ |  | 1,822
Sublease income | ​ | ​ | (1,351) | ​ | ​ | (1,845) | ​ | ​ | (2,701) | ​ | ​ | (3,648)
Total lease cost | ​ | $ | 7,040 | ​ | $ | 20,782 |  | $ | 31,441 | ​ | $ | 41,837
Schedule of future minimum rental payments for operating leases |
​ | ​ | ​ | ​
July 2023 through December 2023 |  | $ | 9,846
2024 | ​ |  | 22,266
2025 | ​ |  | 17,188
2026 | ​ |  | 13,509
2027 | ​ |  | 12,316
Thereafter | ​ |  | 54,344
Total future minimum operating lease payments | ​ | $ | 129,469
Summary of commitments and obligations | The following table summarizes the Company’s commitments and obligations as noted for each of the next five years and thereafter (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Total |  | Jul - Dec 2023 |  | 2024 |  | 2025 |  | 2026 |  | 2027 |  | Thereafter
Operating lease payments for aircraft and facility obligations | ​ | $ | 129,469 | ​ | $ | 9,846 | ​ | $ | 22,266 | ​ | $ | 17,188 | ​ | $ | 13,509 | ​ | $ | 12,316 | ​ | $ | 54,344
Firm aircraft and spare engine commitments |  | ​ | 127,337 | ​ | ​ | 72,670 | ​ | ​ | 26,896 | ​ | ​ | 27,771 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
Interest commitments (1) |  | ​ | 515,372 | ​ | ​ | 64,590 | ​ | ​ | 115,322 | ​ | ​ | 95,225 | ​ | ​ | 75,663 | ​ | ​ | 54,039 | ​ | ​ | 110,533
Principal maturities on long-term debt |  | ​ | 3,212,622 | ​ | ​ | 223,985 | ​ | ​ | 444,898 | ​ | ​ | 529,506 | ​ | ​ | 507,629 | ​ | ​ | 461,083 | ​ | ​ | 1,045,521
Total commitments and obligations | ​ | $ | 3,984,800 | ​ | $ | 371,091 | ​ | $ | 609,382 | ​ | $ | 669,690 | ​ | $ | 596,801 | ​ | $ | 527,438 | ​ | $ | 1,210,398
(1) | At June 30, 2023, the Company’s long-term debt had fixed interest rates.

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- Definition Tabular disclosure of contractual obligation by timing of payment due. Includes, but is not limited to, long-term debt obligation, lease obligation, and purchase obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (S-X 210.12-04) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-3 + Details
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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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