Debt (Tables)

6 Months Ended

Jun. 30, 2021

Debt Disclosure [Abstract]

Summary of Outstanding Debt

All of the convertible notes, as such convertible notes are discussed below, were repaid-in-full during the three months ended March 31, 2021. The fair value and face value principal of outstanding convertible notes at December 31, 2020 were as follows:

	Contractual Maturity Date	Stated Interest Rate			Conversion Price per Share		Face Value Principal Outstanding		Fair Value
November 2019 Senior Secured Convertible Note	September 30, 2021		7.875	%	$	1.60	$	956	$	1,270
April 2020 Senior Convertible Note	April 30, 2022		7.875	%	$	5.00	$	4,111	$	4,600
August 2020 Senior Secured Convertible Note	August 6, 2022		7.875	%	$	5.00	$	7,750	$	8,790
Balance - December 31, 2020							$	12,817	$	14,660

Schedule of Senior Convertible Note Estimated Fair Value

A reconciliation in the fair value of debt during the six months ended June 30, 2021 is as follows:

	November 2019 Senior Secured Convertible Notes			April 2020 Senior Convertible Note			August 2020 Senior Secured Convertible Note			Sum of Balance Sheet Fair Value Components			Other Income (Expense)
Fair Value - December 31, 2020	$	1,270		$	4,600		$	8,790		$	14,660
Installment repayments – common stock		(956	)		—			—			(956	)
Non-installment payments – common stock		(7	)		—			—			(7	)
Non-installment payments – cash		—			(52	)		(102	)		(154	)
Change in fair value		(307	)		(437	)		(938	)		(1,682	)		1,682
Principal repayments - cash		—			(4,111	)		(7,750	)		(11,861	)
Fair Value at June 30, 2021(1)	$	—			—		$	—		$	—
Other Income (Expense) - Change in fair value - six months ended June 30, 2021(1)													$	1,682

⁽¹⁾ As discussed above, all remaining convertible notes were previously repaid during the three months ended March 31, 2021.

Note 7 — Debt - continued

A reconciliation in the fair value of debt during the three and six months ended June 30, 2020 is as follows:

	December 2018 Senior Secured Convertible Note			November 2019 Senior Secured Convertible Notes			April 2020 Senior Convertible Note			Sum of Balance Sheet Fair Value Components			Other Income (Expense)
Fair Value - December 31, 2019	$	1,700		$	6,439		$	—		$	8,139
Face value principal – issue date		—			7,000			—			7,000
Fair value adjustment – issue date		—			2,600			—			2,600		$	(2,600	)
Installment repayments – common stock		(1,642	)		—			—			(1,642	)
Non-installment payments – common stock		(4	)		—			—			(4	)
Non-installment payments – cash		—			(138	)		—			(138	)
Change in fair value		9			4,699			—			4,708			(4,708	)
Lender Fee - November 2019 Senior Secured Convertible Note - Series B		—			—			—			—			(700	)
Fair Value at March 31, 2020	$	63		$	20,600			—		$	20,663
Other Income (Expense) - Change in fair value - three months ended March 31, 2020													$	(8,008	)
Face value principal – issue date		—			—			4,111			4,111
Fair value adjustment – issue date		—			—			(411	)		(411	)		411
Installment repayments – common stock		(50	)		(5,695	)		—			(5,745	)
Non-installment payments – common stock		(2	)		(242	)		—			(244	)
Non-installment payments – cash		—			—			(54	)		(54	)
Change in fair value		(11	)		(2,363	)		254			(2,120	)		2,120
Lender Fee - April 2020 Senior Convertible Note		—			—			—			—			(411	)
Fair Value at June 30, 2020	$	—		$	12,300			3,900		$	16,200
Other Income (Expense) - Change in fair value - three months ended June 30, 2020													$	2,120
Other Income (Expense) - Change in fair value - six months ended June 30, 2020													$	(5,888	)