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

3 Months Ended

Mar. 31, 2022

Accounting Policies [Abstract]

Schedule of Effect of Restatement

The effects of the correction of the prior-period misstatements on our Condensed Consolidated Balance Sheet relating to the Notes are reflected in the table below (in thousands). The Condensed Consolidated Statements of Operations and Comprehensive Loss, Condensed Consolidated Statements of Cash Flows, and the Condensed Consolidated Statements of Stockholders’ Equity were also corrected for the other previously identified immaterial error as reflected in the table below (in thousands, except per share data).

	March 31,
	2022
	As Previously Reported	Adjustments	As Restated
Current portion of convertible notes	—	105,661	105,661
Total current liabilities	8,214	105,661	113,875
Convertible notes	115,758	(106,381)	9,377
Total liabilities	127,133	(720)	126,413
Accumulated deficit ending balance	(558,931)	720	(558,211)
Total stockholders’ deficit ending balance	(56,776)	720	(56,056)

	Three Months Ended
	March 31,
	2022
	As Previously Reported	Adjustments	As Restated
Gain on extinguishment of debt	2,646	720	3,366
Total other income (expense), net	1,710	720	2,430
Net loss before income taxes	(14,185)	720	(13,465)
Net loss	(14,185)	720	(13,465)
Basic and diluted net loss per share	(0.21)	0.01	(0.20)
Comprehensive loss	(14,357)	720	(13,637)

Schedule of Allowance For Credit Losses

The allowance for credit losses for the three months ended March 31, 2022 and 2021 is comprised of the following (in thousands):

	Three Months Ended March 31,
	2022		2021
Beginning balance	$	140	$	445
Provisions	23		31
Write-offs	(4)		(267)
	$	159	$	209

Schedule of Warranty Reserve

Warranty reserve activity for the three months ended March 31, 2022 and 2021 is as follows (in thousands):

	Three Months Ended March 31,
	2022		2021
Beginning balance	$	139	$	232
Provisions	46		(22)
Warranty cost incurred	(9)		(26)
Ending balance	$	176	$	184