Leases - Schedule of Components of Lease Expense (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Finance lease expense:
Amortization of right-of-use-assets	$ 2,852	$ 3,687	$ 4,514	$ 7,375
Interest on lease liabilities	1,565	1,256	2,672	2,671
Total finance lease expense	4,417	4,943	7,186	10,046
Operating lease expense	57	56	109	115
Short-term lease expense	8,749	10,178	17,782	20,367
Total lease expense	13,223	15,177	25,077	30,528
Other information:
Operating cash flows used for finance leases	(1,565)	(1,256)	(2,672)	(2,670)
Operating cash flows used for operating leases	(57)	(55)	(114)	(110)
Financing cash flows used for finance leases	$ (3,547)	$ (4,273)	$ (6,701)	$ (8,376)
Weighted-average remaining lease term - finance leases	1 year 10 months 17 days	2 years 25 days	1 year 10 months 17 days	2 years 25 days
Weighted-average remaining lease term - operating leases	1 year 11 months 1 day	2 years 11 months 1 day	1 year 11 months 1 day	2 years 11 months 1 day
Weighted-average discount rate - finance leases	17.60%	18.40%	17.60%	18.40%
Weighted-average discount rate - operating leases	15.00%	15.00%	15.00%	15.00%

Finance lease expense.

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Operating cash flows used for finance leases.

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Other information.

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- Definition

Amount of interest expense on finance lease liability.

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Amount of cash outflow for principal payment on finance lease.

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Amount of amortization expense attributable to right-of-use asset from finance lease.

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Weighted average discount rate for finance lease calculated at point in time.

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Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of lease cost recognized by lessee for lease contract.

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Amount of operating lease expense. Excludes sublease income.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of short-term lease cost, excluding expense for lease with term of one month or less.

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