Financial Instruments Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2020

Fair Value Disclosures [Abstract]

Schedule of Financial Liabilities Measured at Fair Value on Recurring Basis

The fair value hierarchy table for the periods indicated is as follows:

	Fair Value Measurement on a Recurring Basis at Reporting Date Using(1)
	Level-1		Level-2		Level-3
	Inputs		Inputs		Inputs		Total
December 31, 2020
Senior Secured Convertible Note - November 2019	$	—	$	—	$	1,270	$	1,270
Senior Convertible Note - April 2020	$	—	$	—	$	4,600	$	4,600
Senior Secured Convertible Note – August 2020	$	—	$	—	$	8,790	$	8,790
Totals	$	—	$	—	$	14,660	$	14,660
December 31, 2019
Senior Secured Convertible Note - December 2018	$	—	$	—	$	1,700	$	1,700
Senior Secured Convertible Note - November 2019	$	—	$	—	$	6,439	$	6,439
Totals	$	—	$	—	$	8,139	$	8,139

⁽¹⁾ As noted above, as presented in the fair value hierarchy table, Level-1 represents quoted prices in active markets for identical items, Level-2 represents significant other observable inputs, and Level-3 represents significant unobservable inputs. There were no transfers between the respective Levels during the years ended December 31, 2020 and 2019.

Schedule of Fair Value Assumption Used

The estimated fair value of each of the convertible notes noted as of December 31, 2020 and 2019, were computed using a Monte Carlo simulation of the present value of its cash flows using a synthetic credit rating analysis and a required rate-of-return, using the following assumptions:

Senior Secured Convertible Notes and Senior Convertible Note - Fair Value and Fair Value Assumptions – December 31, 2020:

	November 2019 Senior Secured Convertible Notes			April 2020 Senior Convertible Note			August 2020 Senior Secured Convertible Note
Fair Value	$	1,270		$	4,600		$	8,790
Face value principal payable	$	956		$	4,111		$	7,750
Required rate of return		0.09	%		50.2	%		27.2	%
Conversion Price	$	1.60		$	5.00		$	5.00
Value of common stock	$	2.12		$	2.12		$	2.12
Expected term (years)		0.25			1.33			1.59
Volatility		70	%		70	%		70	%
Risk free rate		0.09	%		0.11	%		0.12	%
Dividend yield		0	%		0	%		0	%

Senior Secured Convertible Notes Fair Value and Fair Value Assumptions – December 31, 2019:

	December 2018 Senior Secured Convertible Note			November 2019 Senior Secured Convertible Note
Fair Value	$	1,700		$	6,439
Face value principal payable	$	1,692		$	7,000
Required rate of return		11.4	%		11.5	%
Conversion Price	$	1.60		$	1.60
Value of common stock	$	1.20		$	1.20
Expected term (years)		0.21			1.78
Volatility		49	%		55	%
Risk free rate		1.52	%		1.58	%
Dividend yield		0	%		0	%