• Filing Date: 2020-06-12
  • Form Type: 10-Q
  • Description: Quarterly report
v3.20.1
Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)
shares in Thousands, $ in Thousands
Apr. 30, 2020
Jul. 31, 2019
Allowance for doubtful accounts $ 0 $ 0
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 2,400 2,400
Preferred stock, shares issued
Treasury stock, shares 40 22
Class A common stock    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 2,600 2,600
Common stock, shares issued 525 525
Common stock, shares outstanding 525 525
Class B common stock    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 40,000 40,000
Common stock, shares issued 11,715 9,876
Common stock, shares outstanding 11,675 9,854