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Basis of Presentation, Summary of Significant Accounting Policies and Recent Accounting Pronouncements (Tables)
12 Months Ended
Dec. 31, 2024
Accounting Policies [Abstract]  
Schedule of Property, Plant and Equipment
The estimated useful lives to calculate depreciation of property and equipment and leasehold improvements consisted of the following:

Asset CategoryUseful Life
Equipment5 years
Finance leasesShorter of the lease term or the useful lives of the assets
Vehicles5 years
Leasehold improvementsShorter of the lease term or the useful lives of the assets
Furniture and fixtures5 years
Computers, internally developed software and related equipment3 years
Property and equipment, net consisted of the following at December 31, 2024 and 2023 (in thousands):
December 31, 2024December 31, 2023
Equipment$5,705 $7,629 
Finance lease assets
1,609 7,974 
Furniture and fixtures
173 173 
Company vehicles
2,817 2,102 
Leasehold improvements
1,401 1,401 
Computers, software and related equipment
3,128 3,091 
Construction in progress— 292 
Property and equipment, gross
14,833 22,662 
Accumulated depreciation
(8,722)(8,002)
Property and equipment, net
$6,111 $14,660 
Schedule of Reconciliation of the Change in the Product Liability Balances
The reconciliation of the change in the Company’s product liability balances for the years ended December 31, 2024 and 2023 consisted of the following (in thousands):
December 31, 2024December 31, 2023
Warranty liability, beginning of period$1,306 $1,099 
Reduction in liability (payments) (1,616)(1,304)
Increase in liability1,050 1,511 
Warranty liability, end of period$740 $1,306