Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED BALANCE SHEETS (Parenthetical)

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CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Dec. 31, 2018
Dec. 31, 2017
Common stock, at par value (in dollars per share) $ 0.001 $ 0.001
Common stock, authorized 20,000,000 20,000,000
Common stock, issued 3,801,522 3,935,865
Common stock, outstanding 3,801,522 3,935,865
Series D Preferred Stock [Member]    
Preferred stock, at par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, authorized 5,000 5,000
Preferred stock, issued 304 304
Preferred stock, outstanding 304 304
Series C Preferred Stock [Member]    
Preferred stock, at par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, authorized 5,000,000 5,000,000
Preferred stock, issued 2,733,142 2,483,142
Preferred stock, outstanding 2,733,142 2,483,142