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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2024
Sep. 30, 2024
Sep. 30, 2023
Current assets:      
Cash and cash equivalents $ 39,980 $ 15,621 $ 32,940
Restricted cash 3,004 3,009 3,132
Receivables, net ($1,808, $1,883, and $4,016 from related party) 5,250 5,263 8,253
Expendable parts and supplies, net 29,172 28,272 29,245
Assets held for sale 80,723 5,741 57,722
Prepaid expenses and other current assets 2,577 3,371 7,294
Total current assets 160,706 61,277 138,586
Property and equipment, net 203,567 426,351 698,022
Lease and equipment deposits 524 1,289 1,630
Operating lease right-of-use assets 6,588 7,231 9,709
Deferred heavy maintenance, net 5,351 6,396 7,974
Assets held for sale   86,605 12,000
Other assets 6,829 7,709 30,546
Total assets 383,565 596,858 898,467
Current liabilities:      
Current portion of long-term debt and finance leases ($7,512, $6,604 and $20,500 from related party) 143,275 50,455 163,550
Current portion of deferred revenue 4,955 3,932 4,880
Current maturities of operating leases 1,430 1,681 3,510
Accounts payable 60,932 72,096 58,957
Accrued compensation 6,705 12,797 10,008
Customer deposits 962 1,189  
Other accrued expenses 34,482 32,308 27,001
Total current liabilities 252,741 174,458 267,906
Noncurrent liabilities:      
Long-term debt and finance leases, excluding current portion ($25,505, $30,914 and $30,630 from related party) 83,786 259,816 364,728
Noncurrent operating lease liabilities 6,484 6,863 8,077
Deferred credits from related party 2,036 3,020 4,617
Deferred income taxes 2,937 8,173 8,414
Deferred revenue, net of current portion 10,329 5,707 16,167
Other noncurrent liabilities 26,675 28,579 28,522
Total noncurrent liabilities 132,247 312,158 430,525
Total liabilities 384,988 486,616 698,431
Commitments and contingencies (Note 16)
Stockholders' equity:      
Common stock of no par value and additional paid-in capital, 125,000,000 shares authorized; 41,331,719 (December 2024), 41,331,719 (September 2024), and 40,940,326 (September 2023) shares issued and outstanding, 4,899,497 (December 2024), 4,899,497 (September 2024), and 4,899,497 (September 2023) warrants issued and outstanding 272,655 272,376 271,155
Accumulated deficit (274,078) (162,134) (71,119)
Total stockholders' equity (1,423) 110,242 200,036
Total liabilities and stockholders' equity $ 383,565 $ 596,858 $ 898,467