Accrued Expenses (Tables)

6 Months Ended

Jun. 30, 2022

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities

As of June 30, 2022 and December 31, 2021, accrued expenses consisted of the following:

	June 30, 2022		December 31, 2021
Accrued payroll	$	4,602	$	3,069
Warranty reserve	3,636		2,112
Accrued legal and professional expenses	3,595		826
Provision for contract losses	1,249		—
Other	1,607		1,667
Total	$	14,689	$	7,674

Schedule of Product Warranty Liability

The following table summarizes warranty reserve activity:

	For the Three Months Ended				For the Six Months Ended
	June 30, 2022		June 30, 2021		June 30, 2022		June 30, 2021
Warranty reserve - beginning of period	$	3,240	$	66	$	2,112	$	—
Additions for current period deliveries	828		774		1,501		840
Changes in the estimate of warranty reserve	366		32		1,321		32
Warranty costs incurred	(798)		—		(1,298)		—
Warranty reserve - end of period	$	3,636	$	872	$	3,636	$	872