Organization and Nature of Business; Basis of Presentation; Principles of Consolidation; Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2018

Accounting Policies [Abstract]

Schedule of Product Warranty Reserve Activity

Warranty reserve activity for the three months endedMarch 31, 2018 and 2017 is as follows (in thousands):

	Three Months Ended
	March 31,			March 31,
	2018			2017
Beginning balance	$	192		$	1
Provisions	121			30
Warranty expenses incurred	(137		)	—
Ending balance	$	176		$	31