Condensed Consolidated Statement of Changes in Stockholders' Equity - 6 months ended Jun. 30, 2015 - USD ($) $ in Thousands	Total	Preferred C Shares [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]
Balance at Dec. 31, 2014	$ 17,544	$ 821	$ 2	$ 62,550	$ (45,829)
Balance (in shares) at Dec. 31, 2014		2,832	23,975,358
Exercise of options	95	$ 0	$ 0	95	0
Exercise of options (in shares)		0	357,139
Conversion of Series C Preferred Stock inclusive of accrued dividends	55	$ (149)	$ 1	203	0
Conversion of Series C Preferred Stock inclusive of accrued dividends (in shares)		(514)	365,706
Accrued dividend for Series C Preferred Stock	(114)	$ 0	$ 0	(114)	0
Accrued dividend for Series C Preferred Stock (in shares)		0	0
Share-based compensation	1,733	$ 0	$ 0	1,733	0
Share-based compensation (in shares)		0	159,399
Shares issued to settle liabilities	538	$ 0	$ 0	538
Shares issued to settle liabilities (in shares)		0	290,594
Shares issued for financing costs	100		$ 0	100
Shares issued for financing costs (in shares)			53,476
Net loss	(6,433)	$ 0	$ 0	0	(6,433)
Balance at Jun. 30, 2015	$ 13,518	$ 672	$ 3	$ 65,105	$ (52,262)
Balance (in shares) at Jun. 30, 2015		2,318	25,201,672