Property and Equipment, Net (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2020

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Schedule of estimated useful lives

Asset Type	Useful Life
Test equipment, research and development equipment	4-5 years
Computer hardware	2 years
Production fixtures	3 years
Leasehold improvements	Shorter of remaining lease term or 5 years
Other	3-5 years

Asset Type	Useful Life
Test equipment, research and development equipment	4-5 years
Computer hardware	2 years
Production fixtures	3 years
Leasehold improvements	5 years
Other	3-5 years

Schedule of property and equipment, net

(Amounts in US$'s)	September 30, 2020			December 31, 2019
Shop machinery and equipment	$	9,481,183		$	8,100,667
Computers and electronics		579,875			558,561
Office furniture and fixtures		348,911			341,214
Leasehold improvements		274,313			222,332
		10,684,282			9,222,774
Less - accumulated depreciation		(8,451,193	)		(7,764,668	)
	$	2,233,089		$	1,458,106

(Amounts in US$'s)	December 31, 2019
Shop machinery and equipment	$	8,100,667
Computers and electronics		558,561
Office furniture and fixtures		341,214
Leasehold improvements		222,332
		9,222,774
Less - accumulated depreciation		(7,764,668	)
	$	1,458,106