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, 2018	Mar. 31, 2017
Movement in Standard Product Warranty Accrual [Roll Forward]
Beginning balance	$ 192	$ 1
Provisions	121	30
Warranty expenses incurred	(137)	0
Ending balance	$ 176	$ 31