Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2023

Accounting Policies [Abstract]

Property, Plant and Equipment

Depreciation is computed using the straight-line method over the following estimated useful lives of assets:

Asset	Useful Life
Leasehold improvements	1 – 7 years
Vehicles and trailers	3 – 5 years
Computers and software	3 years
Furniture and fixtures	5 years
Machinery and equipment	3 – 7 years

As of March 31, 2023 and December 31, 2022, property and equipment, net consisted of the following (in thousands):

	March 31, 2023		December 31, 2022
Leasehold improvements	$	1,544	$	1,544
Vehicles and trailers	129		129
Computers and software	1,739		1,673
Furniture and fixtures	794		794
Machinery and equipment	2,349		2,211
Construction in progress	26,109		17,747
Property and equipment, gross	32,664		24,098
Less: accumulated depreciation and amortization	(3,219)		(2,922)
Property and equipment, net	$	29,445	$	21,176

Other Current Liabilities

As of March 31, 2023 and December 31, 2022, other current liabilities consisted of the following (in thousands):

	March 31, 2023		December 31, 2022
Financing obligation, current (see Note 6 - Leases)	$	14,582	$	9,117
Payroll accruals	3,158		2,117
Income tax liability	3,210		—
Professional fees accruals	956		3,677
Other accrued liabilities	351		267
Other current liabilities	$	22,257	$	15,178