Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Property and Equipment (Details) - USD ($)	3 Months Ended		9 Months Ended
Property and Equipment (Details) - USD ($)	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Property and equipment
Property and equipment, gross	$ 4,397,174		$ 4,397,174		$ 3,907,644
Accumulated depreciation	(2,232,783)		(2,232,783)		(1,853,838)
Total	2,164,391		2,164,391		2,053,806
Depreciation expense of property and equipment	128,513	$ 122,834	382,766	$ 373,828
Computer software and hardware
Property and equipment
Property and equipment, gross	673,576		673,576		627,624
Furniture and fixtures
Property and equipment
Property and equipment, gross	1,246,566		1,246,566		1,112,550
Leasehold improvements
Property and equipment
Property and equipment, gross	225,841		225,841		225,841
Machinery and equipment
Property and equipment
Property and equipment, gross	1,818,023		1,818,023		1,778,524
Tooling in-process
Property and equipment
Property and equipment, gross	$ 433,168		$ 433,168		$ 163,105