Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED BALANCE SHEETS (Parenthetical)

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CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Dec. 31, 2017
Dec. 31, 2016
Statement of Financial Position [Abstract]    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, authorized 10,000,000 10,000,000
Preferred stock, issued 0 0
Preferred stock, outstanding 0 0
Common stock, par value (in dollars per share) $ 0.015 $ 0.015
Common stock, authorized 75,000,000 75,000,000
Common stock, issued 31,822,741 3,786,913
Common stock, outstanding 31,822,741 3,786,913