Long-Term Debt, Finance Leases, and Other Borrowings (Tables)

3 Months Ended

Dec. 31, 2022

Debt Disclosure [Abstract]

Schedule of Long-term Debt

Long-term debt as of December 31, 2022 and September 30, 2022, consisted of the following (in thousands):

	December 31,			September 30,
	2022			2022
Senior and subordinated notes payable to secured parties, due in monthly installments, interest based on LIBOR plus interest spread at 2.71% through 2027, collateralized by the underlying aircraft	$	69,919		$	73,850
Notes payable to secured parties, due in semi-annual installments, interest based on LIBOR plus interest spread at 4.75% to 6.25% through 2028, collateralized by the underlying aircraft		131,010			131,010
Notes payable to secured parties, due in quarterly installments, interest based on LIBOR plus interest at spread 2.20% to 2.32% for senior note & 4.50% for subordinated note through 2028, collateralized by the underlying aircraft		102,802			106,865
Other obligations due to financial institution, monthly and/or quarterly interest due from 2022 through 2031, collateralized by the underlying equipment		80,117			18,038
Notes payable to financial institution, due in monthly installments, interest based on LIBOR plus interest spread at 3.10% through 2024, collateralized by the underlying equipment		21,891			26,758
Notes payable to financial institution, due in monthly installments, plus interest spread at 5.00% through 2023, secured by flight equipment		1,500			2,000
Revolving credit facility, monthly interest based on LIBOR plus interest spread at 3.50% through 2022, collateralized by the underlying equipment and investments		41,130			15,630
Notes payable to financial institution, quarterly interest based on LIBOR plus interest spread at 3.50% through 2027		204,947			204,947
Notes payable to financial institution, due in monthly installments, interest based on LIBOR plus interest spread at 4.24%, through 2027, collateralized by the underlying equipment		48,031			36,212
Gross long-term debt, including current maturities		701,347			615,310
Less unamortized debt issuance costs		(8,051	)		(8,303	)
Less notes payable warrants		(6,678	)		(7,272	)
Net long-term debt, including current maturities		686,618			599,735
Less current portion, net of unamortized debt issuance costs		(88,802	)		(97,218	)
Net long-term debt	$	597,816		$	502,517

Schedule of Principal Maturities of Long-term Debt

Principal maturities of long-term debt as of December 31, 2022, and for each of the next five years are as follows (in thousands):

Periods Ending December 31,	Total Principal
2023 (remainder of)	$	73,863
2024		136,272
2025		64,952
2026		274,107
2027		81,106
Thereafter		71,047
	$	701,347