Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical)

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CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) - $ / shares
Jun. 30, 2018
Dec. 31, 2017
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, authorized 10,000,000 10,000,000
Common stock, par value (in dollars per share) $ 0.18 $ 0.18
Common stock, authorized 175,000,000 175,000,000
Common stock, issued 4,874,099 2,651,952
Common stock, outstanding 4,874,099 2,651,952
Series A convertible preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, authorized 4,000 4,000
Preferred stock, issued   0
Preferred stock, outstanding 0 0
Series B convertible preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, authorized 25,000 0
Preferred stock, issued 5,802 0
Preferred stock, outstanding 5,802 0