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

CONSOLIDATED BALANCE SHEETS (Parenthetical)

v3.20.2
CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Jun. 30, 2020
Dec. 31, 2019
Dec. 31, 2018
Preferred stock, par value $ 0.001 $ 0.001 $ 0.001
Preferred stock, shares authorized 10,000,000 10,000,000 10,000,000
Preferred stock, available to be designated 9,485,000 9,485,000 9,485,000
Common stock, par value $ 0.001 $ 0.001 $ 0.001
Common stock, shares authorized 500,000,000 500,000,000 500,000,000
Common stock, shares issued 3,527,470 1,982,039 1,505,883
Common stock, shares outstanding 3,526,146 1,980,715 1,505,426
Treasury stock shares 1,324 1,324 457
Series A Convertible Preferred Stock [Member]      
Series A redeemable convertible cumulative preferred stock, stated value per share $ 10 $ 10 $ 10
Series A redeemable convertible cumulative preferred stock, shares designated 500,000 500,000 500,000
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 $ 6.30
Series B Convertible Preferred Stock [Member]      
Preferred stock, par value $ 1,000 $ 1,000 $ 1,000
Preferred stock, shares authorized 15,000 15,000 15,000
Preferred stock, shares issued 1,705 1,705 2,830
Preferred stock, shares outstanding 1,705 1,705 2,830
Preferred stock, conversion price per share $ 7 $ 7 $ 7.00