Financial Instruments Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2021

Fair Value Disclosures [Abstract]

Schedule of Financial Liabilities Measured at Fair Value on Recurring Basis

The fair value hierarchy table for the reporting dates noted 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

⁽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.