Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Summary of Stock Option Activity (Details)

v3.20.1
Stock-Based Compensation - Summary of Stock Option Activity (Details)
6 Months Ended
Jan. 31, 2020
$ / shares
shares
Options Outstanding, Ending Balance 15,000
2011 Plan [Member]  
Options Outstanding, Beginning Balance 921,572
Options, Granted 5,050
Options, Forfeited/Cancelled (911,622)
Options Outstanding, Ending Balance 15,000
Options vested and expected to vest 15,000
Options Exercisable, Ending Balance 12,085
Weighted Average Exercise Price, Outstanding Beginning Balance | $ / shares $ 12.63
Weighted Average Exercise Price, Granted | $ / shares 1.98
Weighted Average Exercise Price, Forfeited/Cancelled | $ / shares 12.67
Weighted Average Exercise Price, Outstanding Ending Balance | $ / shares 6.34
Weighted Average Exercise Price, Options vested and expected to vest | $ / shares 6.34
Weighted Average Exercise Price, Exercisable | $ / shares $ 6.29