Equity (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
	Mar. 14, 2017	Mar. 31, 2017	Mar. 08, 2017	Dec. 31, 2016
Capital stock, authorized		155,000,000
Common stock, per share		$ 0.0001		$ 0.0001
Common stock shares, authorized		150,000,000		50,000,000
Preferred stock, shares authorized		3,328,000
Series B Warrants [Member]
Warrant exercise price	$ 2.00
Warrant terms	5 years
Series C Warrants [Member]
Warrant exercise price	$ 1.60
Gross proceeds from offering, cost	$ 6,800
Placement agent fees payable percentage	8.00%
Solicitation fee percentage	3.00%
Warrant terms	6 months
March 2017 Offering [Member] | Series C Convertible Preferred Stock [Member]
Number of common shares sold	1,069,822
Warrant exercise price	$ 6.40
Conversion stock shares converted	4	1,044,840
Convertible preferred stock conversion price per share	$ 1.60
Convertible preferred stock shares issued		261,210
March 2017 Offering [Member] | Series B Warrants [Member]
Number of warrants to purchase common shares	4,279,288
Warrant exercise price	$ 6.40
March 2017 Offering [Member] | Series C Warrants [Member]
Number of warrants to purchase common shares	4,279,288
Warrant exercise price	$ 6.40
March 2017 Offering [Member] | Series B Convertible Preferred Stock [Member]
Warrant exercise price		$ 1.60
Conversion stock shares converted		4,314,214
Convertible preferred stock shares issued		119,528
March 2017 Offering [Member] | Series B Convertible Preferred Stock [Member] | Common Stock
Conversion stock shares converted		20.625
Placement agent fees payable percentage		15.00%
Preferred stock shares, outstanding			311,521
July 2016 Offering [Member] | Series C Convertible Preferred Stock [Member]
Conversion stock shares converted		9,063,314