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Other Balance Sheet Accounts - Summary of Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Materials and supplies	$ 18,658	$ 12,476
Prepaid expenses	4,890	5,696
Accrued interest receivable	2,221	2,109
Other current assets	2,556	2,800
Total prepaid expenses and other current assets	$ 28,325	$ 23,081

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Materials and supplies.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Amount of current assets classified as other.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.

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