Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Details Narrative 1)

Stockholders' Equity (Details Narrative 1) - USD ($) $ / shares in Units, $ in Thousands															3 Months Ended	12 Months Ended
	Feb. 28, 2017	Feb. 16, 2017	Feb. 15, 2017	Feb. 13, 2017	Feb. 10, 2017	Nov. 21, 2016	Jul. 31, 2016	Apr. 30, 2016	Jan. 31, 2016	Nov. 02, 2015	Oct. 31, 2015	Aug. 13, 2015	Aug. 05, 2015	Sep. 08, 2014	Jun. 30, 2016	Jun. 07, 2017	Dec. 31, 2016	Dec. 31, 2014	Jun. 07, 2016
Uunrecognized compensation expense																	$ 1,100
Recognition period																	2 years
Weighted-average grant-date fair value (in dollars per share)																	$ 4.47
Intrinsic value of options exercised																	$ 22
Cash received from exercise of stock options																	$ 19
Additional compensation expense for option modification															$ 175
Description of discount on convertible note																	To avoid reducing the initial net carrying value of the convertible note to or below zero, the discount attributable to the BCF was limited such that the aggregate of all discounts does not exceed 99.5% of the face amount of the convertible note.
Common Stock [Member]
Number of common shares issued in exercise of warrant																	15,203
2014 Stock Incentive Plan [Member]
Awards term																		10 years
Number of common shares authorized																		1,363,637
November 2016 Public Offering [Member] \| Common Stock [Member] \| Underwriter [Member]
Number of warrants issued																	33,450
Consulting Warrants [Member]
Exercise price (in dollars per share)										$ 6.00	$ 3.00			$ 0.0034375
Fair value of warrant issued										$ 36	$ 28
Warrant term										1 year
Number of warrants issued										30,000	12,500			436,364
Warrant expiration date											Jul. 30, 2018
Consulting Warrants [Member] \| Subsequent Event [Member]
Exercise price (in dollars per share)		$ 6.00
Number of warrants exercised		35,000
Number of common shares issued in exercise of warrant		22,470
Share price (in dollars per share)		$ 16.768
Warrants [Member]
Exercise price (in dollars per share)																			$ 6.00
Number of warrants exercised																			30,000
Number of common shares issued in exercise of warrant																15,203
Share price (in dollars per share)																			$ 12.16
Warrants [Member] \| Over-Allotment Option [Member]
Exercise price (in dollars per share)												$ 6.00
Warrants exercisable date												Jul. 30, 2016
Warrants maturity period												5 years
Number of warrants issued												64,193
Warrants [Member] \| November 2016 Public Offering [Member] \| Underwriter [Member]
Exercise price (in dollars per share)						$ 10.00
Warrants exercisable date						May 20, 2017
Fair value of warrant issued						$ 229
Number of warrants issued						33,450
Warrant expiration date						Nov. 21, 2019
Share price (in dollars per share)						$ 12.66
Warrants [Member] \| November 2016 Public Offering [Member]
Number of warrants issued																	2,305,378
Warrants [Member] \| August 2015 Public Offerings [Member]
Exercise price (in dollars per share)													$ 6.00
Warrants exercisable date													Jul. 30, 2016
Warrants maturity period													5 years
Number of warrants issued													660,000
Warrants [Member] \| Subsequent Event [Member]
Exercise price (in dollars per share)				$ 3.00
Number of warrants exercised	590,444	22,500		25,119
Number of common shares issued in exercise of warrant	515,434	14,445		19,349
Share price (in dollars per share)				$ 13.062
Warrants [Member] \| Subsequent Event [Member] \| November 2016 Public Offering [Member]
Exercise price (in dollars per share)			$ 6.00	$ 6.00
Number of warrants exercised			65,177	72,420
Number of common shares issued in exercise of warrant			41,856	39,154
Share price (in dollars per share)			$ 16.768	$ 13.062
Warrant Exercise Price $6.00 [Member]
Exercise price (in dollars per share)							$ 6.00	$ 6.00	$ 6.00
Number of warrants issued							12,500	12,500	12,500
Warrant expiration date							Jul. 31, 2018	Jul. 31, 2018	Jul. 31, 2018
Share price (in dollars per share)							$ 9.31	$ 8.37	$ 4.63
Liquid Patent Consulting, LLC [Member] \| Consulting Warrants [Member]
Exercise price (in dollars per share)														$ 0.0033475
Warrants maturity period														3 years
Warrant term														180 days
Number of warrants issued														436,364
Liquid Patent Consulting, LLC [Member] \| Consulting Warrants [Member] \| Subsequent Event [Member]
Exercise price (in dollars per share)					$ 0.0034375
Number of warrants exercised					392,728
Number of common shares issued in exercise of warrant					392,605
Share price (in dollars per share)					$ 11.016