General form of registration statement for all companies including face-amount certificate companies

Consolidated Balance Sheets (Parenthetical)

v3.24.0.1
Consolidated Balance Sheets (Parenthetical) - $ / shares
shares in Thousands
Nov. 30, 2023
May 31, 2023
Aug. 31, 2022
Aug. 30, 2022
May 31, 2022
Preferred stock, par value $ 0.001 $ 0.001     $ 0.001
Preferred stock, shares authorized 5,000 5,000     5,000
Common stock, par value $ 0.001 $ 0.001     $ 0.001
Common stock, shares authorized 1,750,000 1,750,000 1,350,000 1,000,000 1,750,000
Common stock, shares issued 971,729 919,053     720,028
Common stock, shares outstanding 971,286 918,610     719,585
Treasury stock, shares 443 443     443
Series B Convertible Preferred Stock          
Preferred stock, par value $ 0.001 $ 0.001     $ 0.001
Preferred stock, shares authorized 400 400     400
Preferred stock, shares issued 19 19     19
Preferred stock, shares outstanding 19 19     19
Series C Convertible Preferred Stock          
Preferred stock, par value $ 0.001 $ 0.001     $ 0.001
Preferred stock, shares authorized 8 8     8
Preferred stock, shares issued 6 6     7
Preferred stock, shares outstanding 6 6     7
Series D Convertible Preferred Stock          
Preferred stock, par value $ 0.001 $ 0.001     $ 0.001
Preferred stock, shares authorized 12 12     12
Preferred stock, shares issued 9 9     9
Preferred stock, shares outstanding 9 9     9