XML 81 R48.htm IDEA: XBRL DOCUMENT v3.22.0.1
Share capital - Authorized unlimited common shares, no par value (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Nov. 30, 2021
Nov. 30, 2020
Nov. 30, 2019
Class of Stock [Line Items]      
Unlimited common shares authorized Unlimited Unlimited  
Common Stock, No Par Value $ 0 $ 0  
Share capital      
Class of Stock [Line Items]      
Beginning balance, Number of shares 144,137,850 140,427,761  
Beginning balance, Ascribed value $ 179,746 $ 177,971  
Exercise of options, Number of shares 871,961 3,297,588 1,725,776
Exercise of options, Ascribed value $ 1,074 $ 1,133  
Restricted share units, Number of shares   412,501 412,501
Restricted share units, Ascribed value   $ 642  
Ending balance, Number of shares 145,009,811 144,137,850 140,427,761
Ending balance, Ascribed value $ 180,820 $ 179,746 $ 177,971