Other current liabilities as of June 30, 2025 and December 31, 2024 consisted of the following (in thousands):
| | | | | | | | | | | | | | | | Successor | | | Predecessor | | June 30, 2025 | | | December 31, 2024 | | | | Salaries, wages and benefits | $ | 171,778 | | | | $ | 187,626 | | | Federal excise and other passenger taxes and fees payable | 113,958 | | | | 110,141 | | | Airport obligations | 75,847 | | | | 66,518 | | | Aircraft maintenance | 74,665 | | | | 103,133 | | | Interest payable | 33,658 | | | | 26,780 | | | Aircraft and facility lease obligations | 29,097 | | | | 23,926 | | | Fuel | 4,519 | | | | 5,202 | | | Backstop premium obligation | — | | | | 35,000 | | | Other | 34,034 | | | | 47,513 | | | Other current liabilities | $ | 537,556 | | | | $ | 605,839 | |
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