Debt (Tables)

6 Months Ended

Jun. 30, 2020

Debt Disclosure [Abstract]

Schedule of Derivative Liabilities at Fair Value

The following table presents the fair value of the derivative liability as of the issuance date of the Senior Convertible Note and June 30, 2020:

(In thousands)	June 8, 2020		Fair Value Adjustment		June 30, 2020
Conversion features	$	153	$	—	$	153
Optional acceleration upon default	588		54		642
Fundamental change	44		(8)		36
Derivative liability	$	785	$	46	$	831

Schedule of Warrant Liability

The following table presents the fair value of the warrant liability and assumptions used in the Black-Scholes option pricing model used as of the issuance date of the Senior Convertible Note and June 30, 2020:

(Dollars in thousands)	June 8, 2020			Fair Value Adjustment		June 30, 2020
Assumptions:
Expected volatility	128.21		%			128.94		%
Risk-free rate	0.45		%			0.29		%
Remaining contractual term (year)	5.00					4.94
Expected dividend yield	0.00		%			0.00		%
Warrant liability	$	7,256		$	688	$	7,944

Schedule of Unsecured Subordinated Convertible Promissory Note

As of June 30, 2020, the net carrying amount of the Senior Convertible Note is as follows:

(In thousands)	June 30, 2020
Principal	$	17,500
Unamortized debt discount and debt issuance costs	(3,925)
Unamortized High Trail warrant	(7,177)
Unamortized embedded derivatives	(776)
Senior Convertible Note, net	$	5,622

Schedule of Components of Redeemable Preferred Stock liability

The following table presents the components of the Redeemable Preferred Stock as of June 30, 2020 and December 31, 2019:

(In thousands)	June 30, 2020		December 31, 2019
Stated value	$	17,253	$	10,533
Unamortized debt discount	(4,231)		(5,776)
Accretion of redemption premium	904		25
Accrued dividends	576		16
Redeemable Preferred Stock, net	$	14,502	$	4,798

Schedule of Total Interest and Amortization Expense Related to Redeemable Preferred Stock liability

The components of financing expense related to the Redeemable Preferred Stock were as follows for the three and six months ended June 30, 2020:

(In thousands)	Three Months Ended June 30, 2020		Six Months Ended June 30, 2020
Amortization of debt discount	$	1,548	$	2,742
Accretion of redemption premium	493		879
Accrual of dividends	308		555
Noncash interest expense, Redeemable Preferred Stock	$	2,349	$	4,176

Schedule Of Amortization Expense Related To Debt

The following table presents the components of noncash interest expense relating to the Senior Convertible Note for the three and six months ended June 30, 2020:

(In thousands)	Three and Six Months Ended June 30, 2020
Amortization of debt discount	$	38
Amortization of debt issuance costs	5
Amortization of the High Trail warrant	79
Amortization of the embedded derivatives	9
Noncash interest expense, Senior Convertible Note	$	131