| Fiscal period | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 |
|---|
| Period End Date | 12/31/2023 | 12/31/2022 | 12/31/2021 | 12/31/2020 | 12/31/2019 | 12/31/2018 | 12/31/2017 | 12/31/2016 | 12/31/2015 | 12/31/2014 |
|---|
| Operating Revenue: Passenger | 2,460.01 | 2,335.44 | 1,370.90 | 664.80 | 2,597.77 | 2,602.79 | 2,362.08 | 2,145.74 | 2,025.61 | 2,045.05 |
| Operating Revenue: Cargo | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Operating Revenue: Charter | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Operating revenue: Other | 256.28 | 305.83 | 225.68 | 180.01 | 234.46 | 234.62 | 333.55 | 304.84 | 291.86 | 269.83 |
| Total operating revenue | 2,716.28 | 2,641.27 | 1,596.58 | 844.81 | 2,832.23 | 2,837.41 | 2,695.63 | 2,450.58 | 2,317.47 | 2,314.88 |
| Purchased services | 144.82 | 129.35 | 103.21 | 99.05 | 131.57 | 131.65 | 110.79 | 96.27 | 81.84 | -- |
| Maintenance materials and repairs | 244.30 | 236.15 | 170.05 | 121.57 | 249.77 | 239.76 | 219.55 | 228.97 | 224.65 | 225.62 |
| Aircraft rent | 109.74 | 103.85 | 109.48 | 103.89 | 118.90 | 125.96 | 137.76 | 124.57 | 115.65 | 106.42 |
| Aircraft fuel, including taxes and oil | 766.13 | 817.08 | 363.00 | 161.36 | 542.57 | 599.54 | 440.38 | 344.32 | 417.73 | 678.25 |
| Aircraft and passenger servicing | 176.70 | 152.55 | 105.68 | 58.02 | 164.28 | 157.80 | 140.57 | 126.88 | 117.45 | 122.78 |
| Depreciation and amortization | 133.62 | 136.17 | 138.30 | 151.67 | 158.91 | 139.87 | 113.28 | 108.13 | 105.58 | 96.37 |
| Wages and benefits | 951.52 | 833.14 | 698.10 | 387.91 | 723.66 | 684.72 | 633.00 | 555.53 | 499.51 | 447.45 |
| Sales commissions | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Commissions and other selling | 117.13 | 113.84 | 72.51 | 46.30 | 130.22 | 129.32 | 131.78 | 125.73 | 119.75 | 122.52 |
| Other rentals and landing fees | 171.37 | 147.14 | 116.77 | 73.81 | 129.62 | 126.90 | 116.76 | 108.09 | 95.06 | 87.90 |
| Restructuring charges | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Special items | (10.56) | (18.80) | (8.98) | (184.11) | -- | -- | (23.45) | (109.14) | -- | -- |
| Litigation settlement | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Lease termination charges | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Operating Expenses: Other | (184.07) | (163.25) | (113.71) | (104.74) | (155.26) | (152.21) | (144.53) | (127.49) | (114.16) | (182.43) |
| Special credit | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Contract terminations expense | -- | -- | -- | -- | -- | (35.32) | -- | -- | -- | -- |
| Government grant recognition | -- | -- | 320.65 | -- | -- | -- | -- | -- | -- | -- |
| Total Operating Expenses | 3,009.96 | 2,851.32 | 1,679.15 | -- | -- | 2,523.04 | 2,211.86 | 2,055.12 | 1,891.36 | 2,069.75 |
| Operating Income (Loss) | (293.68) | (210.05) | (82.56) | (647.61) | 327.48 | 314.37 | 483.77 | 395.46 | 426.10 | 245.13 |
| Interest expense and amortization of debt discount and issuance costs | 90.54 | 95.82 | 110.43 | 40.44 | 27.86 | 33.00 | 30.90 | 36.61 | 55.68 | 64.24 |
| Unrealized loss on securities | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Gains (losses) on investments, net | (0.60) | (43.08) | -- | -- | -- | -- | -- | -- | -- | -- |
| Interest income | 57.23 | 32.14 | 8.60 | 8.73 | 12.58 | 9.24 | 6.13 | 4.01 | 2.81 | 1.68 |
| Reorganization items | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Capitalized interest | 8.83 | 4.24 | 3.36 | 3.24 | 4.49 | 7.89 | 8.44 | 2.65 | 3.26 | 8.02 |
| Gains (losses) on fuel derivatives | (12.62) | (3.04) | 0.22 | (6.93) | (6.71) | 5.59 | 3.31 | 20.11 | (59.93) | (63.47) |
| Losses due to redemption, prepayment, extinguishment and modification of long-term debt | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Nonoperating Income (Expense): Other | (1.31) | (1.41) | 30.82 | (12.66) | (1.12) | (2.10) | 2.10 | 4.32 | (8.82) | (13.68) |
| Loss on extinguishment of debt | 0.00 | (8.57) | (38.89) | -- | -- | -- | 0.00 | (10.47) | (12.06) | -- |
| Other components of net periodic benefit cost | (6.61) | 5.07 | 3.57 | 1.30 | (3.86) | (0.83) | (16.71) | -- | -- | -- |
| Other nonoperating special items | -- | -- | -- | (5.68) | -- | -- | (45.59) | -- | -- | -- |
| Gains on foreign debt | 11.50 | 26.67 | -- | -- | -- | -- | -- | -- | -- | -- |
| Total Nonoperating income (expense) | (34.12) | (83.80) | (102.76) | (52.44) | (22.48) | (13.21) | (73.22) | (16.00) | (130.42) | (131.69) |
| Income (loss) before income taxes | (327.79) | (293.85) | (185.32) | (700.05) | 305.00 | 301.16 | 410.56 | 379.46 | 295.69 | 113.45 |
| Current: Federal | 3.30 | (1.07) | 1.52 | (113.01) | -- | 23.44 | 49.84 | 94.46 | 5.01 | -- |
| Current: State | (0.76) | (0.49) | (0.45) | (3.92) | -- | 9.09 | 11.47 | 13.20 | 5.59 | 1.44 |
| Deferred: Federal | (66.91) | (49.65) | (39.59) | (52.82) | -- | 29.78 | 82.87 | 32.33 | 94.46 | 38.87 |
| Deferred: State | (2.94) | (2.56) | (2.04) | (19.36) | -- | 5.65 | 6.51 | 4.04 | 7.99 | 4.22 |
| Income tax (benefit) expense | (67.30) | (53.77) | (40.55) | (189.12) | 81.01 | 67.96 | 46.51 | 144.03 | 113.04 | 44.52 |
| Net income (loss) attributable to common stockholders | (260.49) | (240.08) | (144.77) | (510.94) | 223.98 | 233.20 | 364.04 | 235.43 | 182.65 | 68.93 |
| Net Income Per Common Stock Share: Basic | (5.05) | (4.67) | (2.85) | (11.08) | 4.72 | 4.63 | 6.86 | 4.40 | 3.38 | 1.29 |
| Net Income Per Common Stock Share: Diluted | (5.05) | (4.67) | (2.85) | (11.08) | 4.71 | 4.62 | 6.82 | 4.36 | 2.98 | 1.10 |
| Weighted Average Number of Common Stock Shares Outstanding: Basic | 51.60 | 51.36 | 50.77 | 46.10 | 47.44 | 50.34 | 53.07 | 53.50 | 54.03 | 53.59 |
| Weighted Average Number of Common Stock Shares Outstanding: Diluted | 51.60 | 51.36 | 50.77 | 46.10 | 47.55 | 50.49 | 53.41 | 53.96 | 61.26 | 62.82 |