Organization and Nature of Business; Basis of Presentation; Principles of Consolidation; Significant Accounting Policies - Schedule of Product Warranty Reserve Activity (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Movement in Standard Product Warranty Accrual [Roll Forward]
Beginning balance	$ 403	$ 215
Provisions	1	70
Warranty cost incurred	(62)	(79)
Ending balance	$ 342	$ 206