Notes Payable (Tables)

9 Months Ended

Sep. 30, 2018

Debt Disclosure [Abstract]

Schedule of Notes Payable

Notes payable consisted of the following as of the dates presented (in thousands):

	September 30, 2018 (unaudited)			December 31, 2017 (audited)
Class B promissory notes	$	—		$	100
Class C promissory notes		—			333
10% promissory note due on demand		—			500
8% convertible promissory note due March 2019		250			250
8% secured promissory notes due July/August 2018 in default		600			1,350
0% promissory notes due January and March 2018		—			715
0% promissory notes due May 2018 in default		218			261
8% promissory notes in default		—			200
8% promissory notes due March 2019		—			1,776
8% secured promissory notes due March 2019		—			3,455
0% convertible notes due January 2021		275			—
4% promissory note due April 2021		1,000			—
0% promissory note due November 2018		789			—
0% promissory note due April 2019		868			—
8% promissory note due March 2021		2,107			—
Total face amount		6,107			8,940
Unamortized discount		(60	)		(26	)
Total carrying value		6,047			8,914
Amount classified as current		3,059			3,374
Amount classified as long-term	$	2,988		$	5,540