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Notes Payable (Tables)

12 Months Ended

Dec. 31, 2018

Debt Instrument [Line Items]

Components of Notes Payable and Long-Term Debt

The components of notes payable and long-term debt at December 31, 2018 and 2017 are as follows:

	2018				2017
	(In thousands)
Short-term note payable	$	202			$	203
Current portion of long-term notes payable		-				270
Long-term notes payable		-				6,230
Principal balance of notes payable		202				6,703
Warrants issued as part of debt refinancing		-				(365)
Loan cost capitalization		-				(341)
Total notes payable, net	$	202			$	5,997

Warrant

Debt Instrument [Line Items]

Warrants Calculated Using the Black Scholes Merton Pricing Model

The fair value of the warrants was calculated using the Black Scholes-Merton pricing model using the following weighted average assumptions, at the grant date:

Number of warrants		500,000
Exercise price	$	2.26
Expected volatility of underlying stock		72	%
Risk-free interest rate		2.08	%
Dividend yield		0	%
Expected life of warrants		5 years
Weighted-average fair value of warrants	$	0.73
Expiration date		November 13, 2022

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Tabular disclosure of input and valuation technique used to measure fair value and change in valuation approach and technique for each separate class of asset and liability measured on recurring and nonrecurring basis.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258

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