Common Stock and Warrant Issuances (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands									3 Months Ended		6 Months Ended
	Jun. 20, 2018	May 02, 2018	Apr. 30, 2018	Mar. 26, 2018	Mar. 15, 2018	Feb. 06, 2018	Jan. 17, 2018	Dec. 15, 2017	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Proceeds from warrants exercises		$ 313	$ 313				$ 281				$ 906	$ 100
Warrants to purchase of common stock shares		625,000	625,000				375,000		3,554,947		3,554,947
Number of common stock shares issued during the period	750,000
Common stock shares issued during period, value
Number of common stock shares in exchange for cashless exercise of warrants									3,799,250		3,799,250
Value of common stock shares issued for services											$ 1,714
Number of common stock sold								2,000,000
Warrant modification expense											139
Deemed dividend											$ 2,514
Maximum [Member]
Decrease of exercise price of warrants due to anti-dilution protection									$ 4.50		$ 4.50
Minimum [Member]
Decrease of exercise price of warrants due to anti-dilution protection									$ 0.40		$ 0.40
Former Noteholder [Member]
Number of common stock shares issued during the period				3,381,816		3,381,816
Consultants [Member]
Number of common stock shares issued for services											1,178,551	1,010,000
Value of common stock shares issued for services											$ 1,714	$ 969
Investor [Member]
Number of common stock shares issued during the period					200,000
Common stock shares issued during period, value					$ 80