Basis of Presentation, Summary of Significant Accounting Policies and Recent Accounting Pronouncements (Tables)

6 Months Ended

Jun. 30, 2023

Accounting Policies [Abstract]

Summary of Potentially Dilutive Securities

The following table includes the potential shares of common stock, presented based on amounts outstanding at each period end, that were excluded from the computation of diluted net loss per share attributable to common stockholders for the periods indicated because including them would have had an anti-dilutive effect:

	As of June 30,
	2023	2022
Options to purchase common stock	1,570,599	423,317
Unvested restricted stock awards	891	891
Unvested restricted stock units	313,065	125,000
Convertible Preferred Stock	1,363,636	1,363,636
Warrants to purchase common stock	10,196,268	12,303,432
Total	13,444,459	14,216,276

Schedule of Basic and Diluted Net Loss Per Share

Basic and diluted net loss per share for the three and six months ended June 30, 2023 and 2022, after giving effect to the restatement discussed above, was calculated as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
(In Thousands, Except Shares and Per Share Amounts)	2023		2022		2023		2022
Numerator:
Net loss	$	(3,305)	$	(4,967)	$	(5,055)	$	(12,128)
Net loss attributable to common stockholders for basic and diluted loss per share	$	(3,305)	$	(4,967)	$	(5,055)	$	(12,128)
Denominator:
Weighted average number of shares of common stock outstanding - basic and diluted	18,496,640		11,591,768		18,480,248		10,076,415
Net loss per share attributable to common stockholders - basic and diluted	$	(0.18)	$	(0.43)	$	(0.27)	$	(1.20)

Summary of Loss Per Share Restated Amounts

See the table presentation of loss per share calculations as of June 30, 2023 and 2022 in the "Loss Per Share Including Restated Amounts" section below.

	Three Months Ended June 30,			Six Months Ended June 30,
		2022			2022
As Previously Reported:
Net loss per share attributable to common stockholders - basic and diluted		$	(0.56)		$	(1.40)
Weighted average number of shares of common stock outstanding - basic and diluted		8,805,190			8,675,428
As Restated:
Net loss per share attributable to common stockholders - basic and diluted		$	(0.43)		$	(1.20)
Weighted average number of shares of common stock outstanding - basic and diluted		11,591,768			10,076,415