Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation - Stock options outstanding and vested (Details)

v3.20.4
Stock Based Compensation - Stock options outstanding and vested (Details)
 3 Months Ended
Nov. 30, 2020
$ / shares
shares
Exercise Prices One [Member] | Minimum  
Exercise Prices $ 2.23
Exercise Prices One [Member] | Maximum  
Exercise Prices 10.00
Exercise Prices Two [Member] | Minimum  
Exercise Prices 10.01
Exercise Prices Two [Member] | Maximum  
Exercise Prices 40.00
Exercise Prices Three [Member] | Minimum  
Exercise Prices 40.01
Exercise Prices Three [Member] | Maximum  
Exercise Prices 80.00
Exercise Prices Four [Member] | Minimum  
Exercise Prices 80.01
Exercise Prices Four [Member] | Maximum  
Exercise Prices 120.00
Exercise Prices Five [Member] | Minimum  
Exercise Prices 120.01
Exercise Prices Five [Member] | Maximum  
Exercise Prices 160.00
Exercise Prices Six [Member] | Minimum  
Exercise Prices 160.01
Exercise Prices Six [Member] | Maximum  
Exercise Prices $ 391.60
Options Outstanding One [Member]  
Number of shares non-exercisable | shares 1,517,189
Weighted Average Remaining Contractual Life In Years 9 years 7 months 6 days
Weighted Average Exercise Price $ 5.09
Options Outstanding Two [Member]  
Number of options | shares 3,500
Weighted Average Remaining Contractual Life In Years 8 years 6 months
Weighted Average Exercise Price $ 21.69
Options Outstanding Three [Member]  
Number of options | shares 13,396
Weighted Average Remaining Contractual Life In Years 8 years 3 months 18 days
Weighted Average Exercise Price $ 51.21
Options Outstanding Four [Member]  
Number of options | shares 10,303
Weighted Average Remaining Contractual Life In Years 7 years 6 months
Weighted Average Exercise Price $ 102.90
Options Outstanding Five [Member]  
Number of options | shares 12,495
Weighted Average Remaining Contractual Life In Years 6 years 9 months 18 days
Weighted Average Exercise Price $ 155.24
Options Outstanding Six [Member]  
Number of options | shares 1,124
Weighted Average Remaining Contractual Life In Years 6 years 7 months 6 days
Weighted Average Exercise Price $ 391.60
Options Outstanding [Member]  
Number of shares non-exercisable | shares 1,517,189
Number of options | shares 40,818
Weighted Average Remaining Contractual Life In Years 9 years 7 months 6 days
Weighted Average Exercise Price $ 7.46
Options Vested Two [Member]  
Number of options vested | shares 1,422
Weighted Average Remaining Contractual Life In Years 8 years 6 months
Weighted Average Exercise Price $ 21.73
Options Vested Three [Member]  
Number of options vested | shares 8,084
Weighted Average Remaining Contractual Life In Years 8 years 3 months 18 days
Weighted Average Exercise Price $ 51.22
Options Vested Four [Member]  
Number of options vested | shares 7,615
Weighted Average Remaining Contractual Life In Years 7 years 6 months
Weighted Average Exercise Price $ 102.67
Options Vested Five [Member]  
Number of options vested | shares 11,086
Weighted Average Remaining Contractual Life In Years 6 years 9 months 18 days
Weighted Average Exercise Price $ 155.52
Options Vested Six [Member]  
Number of options vested | shares 1,124
Weighted Average Remaining Contractual Life In Years 6 years 7 months 6 days
Weighted Average Exercise Price $ 391.60
Options Vested [Member]  
Number of options vested | shares 29,331
Weighted Average Remaining Contractual Life In Years 7 years 4 months 24 days
Weighted Average Exercise Price $ 115.62