Leases - Components of Operating Lease Cost and Other Related Information (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 75	$ 70	$ 222	$ 131
Operating cash flows from finance lease	15	13	28	16
Financing cash flows from finance lease			0	1,539
ROU assets obtained in exchange for lease obligations:
Operating leases			0	5,263
Net operating lease cost	75	70	222	131
Finance lease cost:
Amortization of right-of-use assets	15	13	28	16
Interest on lease liabilities	25	25	74	31
Total lease cost	$ 115	$ 108	$ 324	$ 178

Cash Paid For Amounts Included In Measurement Of Lease Liabilities [Abstract]

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ROU assets obtained in exchange for lease obligations

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- Definition

Amount of interest expense on finance lease liability.

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Amount of interest paid 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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Amount of lease cost recognized by lessee for lease contract.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

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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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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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