Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Summary of Property and equipment

Property and equipment consist of the following (in thousands):

	As of December 31,
	2019		2018
Computer hardware and software	$	2,904	$	1,522
Demonstration fleet and demonstration units		1,603		939
Machinery and equipment		4,830		4,953
Furnitures and fixtures		325		317
Vehicles		902		872
Leasehold improvements		821		788
Capital lease assets		579		119
Construction in progress		465		1,166
Total property and equipment		12,429		10,676
Less: accumulated depreciation and amortization		4,562		2,240
Total property and equipment, net	$	7,867	$	8,436