Post-effective amendment to a registration statement that is not immediately effective upon filing

CONSOLIDATED BALANCE SHEETS (Parenthetical)

v3.19.1
CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Dec. 31, 2018
Dec. 31, 2017
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares authorized 10,000,000 10,000,000
Preferred stock, available to be designated 9,485,000 9,485,000
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 500,000,000 500,000,000
Common stock, shares issued 21,082,351 20,657,850
Common stock, shares outstanding 21,075,958 20,654,570
Treasury stock shares 6,393 3,280
Series A Convertible Preferred Stock [Member]    
Series A redeemable convertible cumulative preferred stock, stated value per share $ 10 $ 10
Series A redeemable convertible cumulative preferred stock, shares designated 500,000 500,000
Series A redeemable convertible cumulative preferred stock, shares issued 0 0
Series A redeemable convertible cumulative preferred stock, shares outstanding 0 0
Preferred stock, conversion price per share $ 6.30 $ 6.30
Series B Convertible Preferred Stock [Member]    
Preferred stock, par value $ 1,000 $ 1,000
Preferred stock, shares authorized 15,000 15,000
Preferred stock, shares issued 2,830 2,830
Preferred stock, shares outstanding 2,830 2,830
Preferred stock, conversion price per share $ 0.50 $ 0.50