Lease Obligations - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Lessee, Lease, Description [Line Items]
Operating lease right of use asset	$ 14,789		$ 14,789		$ 18,679
Current portion of operating lease liability	5,078		5,078		5,150
Long-term operating lease liability	7,100		7,100		$ 10,877
Cash payments included in the measurement of lease liabilities related to operating leases			4,484	$ 3,239
Operating lease rent expense	$ 1,617	$ 1,572	$ 4,887	$ 3,824
Minimum [Member]
Lessee, Lease, Description [Line Items]
Lease term of training simulators	12 months		12 months
Operating Lease Remaining Lease	9 months		9 months
Maximum [Member]
Lessee, Lease, Description [Line Items]
Operating Lease Remaining Lease	12 years		12 years