Quarterly report pursuant to Section 13 or 15(d)

Stock based Compensation - Option vesting activity (Details)

v3.20.1
Stock based Compensation - Option vesting activity (Details)
3 Months Ended
Nov. 30, 2019
$ / shares
shares
Number of Option  
Options Vested, Beginning balance | shares 10,291
Vested | shares 13,199
Forfeited | shares (1,305)
Options Vested, Ending balance | shares 22,185
Weighted Average Remaining Contractual Life (In years)  
Weighted Average Remaining Contractual Life In Years, beginning balance 8 years 15 days
Weighted Average Remaining Contractual Life In Years, Vested 8 years 6 months 11 days
Weighted Average Remaining Contractual Life In Years, Forfeited 5 years 1 month 24 days
Weighted Average Remaining Contractual Life In Years, Ending balance 8 years 18 days
Weighted Average Exercise Price  
Weighted Average Exercise Price Beginning | $ / shares $ 152.80
Vested | $ / shares 108.89
Forfeited | $ / shares 140.09
Weighted Average Exercise Price Ending | $ / shares $ 127.49