Debt - Schedule Of Long Term Debt (Detail) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Total debt	$ 65,313
Less: current maturities	9,224	$ 5,880
Long-Term Debt	56,089	61,670
Aircraft Notes Due December 31, 2025 [Member]
Total debt	$ 65,313	$ 67,550

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant