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Property, Plant and Equipment Net - Schedule of Property, Plant and Equipment (Detail) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Property Plant And Equipment [Line Items] |  |
Property, plant and equipment, gross | $ 13,466 | $ 8,969
Less—Accumulated depreciation | (2,473) | (995)
Property, plant and equipment, after depreciation | 10,993 | 7,974
Construction in progress | 18,817 | 2,034
Total property, plant and equipment, net | 29,810 | 10,008
Machinery and Equipment [Member] |  |
Property Plant And Equipment [Line Items] |  |
Property, plant and equipment, gross | 9,942 | 6,084
Office Furniture and Equipment [Member] |  |
Property Plant And Equipment [Line Items] |  |
Property, plant and equipment, gross | 649 | 315
Vehicles [Member] |  |
Property Plant And Equipment [Line Items] |  |
Property, plant and equipment, gross | 70 | 128
Leasehold Improvements [Member] |  |
Property Plant And Equipment [Line Items] |  |
Property, plant and equipment, gross | $ 2,805 | $ 2,442

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