Convertible Debentures (Tables)

3 Months Ended

Mar. 31, 2016

Convertible Debentures [Abstract]

Summary of Convertible Debentures

In the following table is a summary of the Company's convertible debentures.

	March 31, 2016		December 31, 2015
	(unaudited)
Senior secured 2.25% convertible debentures, net of unamortized debt discount of $25,718 and $26,267, respectively; and deferred financing costs of $554 and $522, respectively	$	5,841	$	5,489
Senior secured 4% convertible debentures, net of unamortized debt discount of $3,816 and $3,922, respectively; and deferred financing costs of $432 and $443, respectively		4,467		4,350
Total convertible debt	$	10,308	$	9,839