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Convertible Debentures (Details)
 12 Months Ended
Nov. 01, 2021
CAD ($)
$ / shares
May 25, 2021
shares
Apr. 18, 2021
CAD ($)
$ / shares
Apr. 10, 2021
CAD ($)
Feb. 22, 2021
shares
Jan. 06, 2021
shares
Dec. 10, 2020
CAD ($)
$ / shares
Dec. 14, 2019
CAD ($)
$ / shares
Nov. 14, 2019
CAD ($)
$ / shares
Jul. 24, 2019
CAD ($)
Jun. 17, 2019
CAD ($)
$ / shares
Apr. 10, 2019
CAD ($)
$ / shares
Dec. 13, 2018
CAD ($)
$ / shares
Y
shares
Nov. 28, 2018
CAD ($)
$ / shares
shares
Oct. 31, 2021
CAD ($)
$ / shares
shares
Oct. 31, 2020
CAD ($)
$ / shares
Jan. 06, 2020
CAD ($)
Oct. 31, 2019
$ / shares
Disclosure of detailed information about borrowings [line items]                                    
Proceeds from Convertible Debt, Net                             $ 980,000 $ 8,855,000    
Warrants issued | shares                             58,823,529      
Number of common shares for each warrant | shares           15                        
Equity component                             $ 859,000 $ 1,965,000    
Warrants exercise price | $ / shares                             $ 2.5995 $ 0.4159   $ 0.6083
Outstanding debt                             $ 17,493,000 $ 4,528,000    
Gain loss on extinguishment of debenture                             (588,000) (142,000)    
Repayment of principle amount                             4,906,000 $ 1,867,000    
Broker Warrants                                    
Disclosure of detailed information about borrowings [line items]                                    
Debt issuance costs                         $ 618,000          
Warrants issued | shares   206,348     3,920,587               504,733          
Fair value of warrants                         $ 93,000          
Number of common shares for each warrant | shares                         1          
Fair value liability component                         $ 8,907,000          
Equity component                         $ 2,422,000          
Warrants exercise price | $ / shares                         $ 0.75          
Deferred tax                         $ 654,000          
Debt issuance costs equity component                         486,000          
Debt issuance costs debt component                         $ 132,000          
Share price | Broker Warrants | Pre-consolidation                                    
Disclosure of detailed information about borrowings [line items]                                    
Warrant, measurement input | $ / shares                         0.36          
Expected term | Broker Warrants                                    
Disclosure of detailed information about borrowings [line items]                                    
Warrant, measurement input | Y                         2          
Volatility | Broker Warrants                                    
Disclosure of detailed information about borrowings [line items]                                    
Warrant, measurement input                         130          
Risk free interest rate | Broker Warrants                                    
Disclosure of detailed information about borrowings [line items]                                    
Warrant, measurement input                         1.60          
Risk Adjusted discount rate | Broker Warrants                                    
Disclosure of detailed information about borrowings [line items]                                    
Warrant, measurement input                         22          
Unsecured convertible debentures                                    
Disclosure of detailed information about borrowings [line items]                                    
Number of convertible debentures under private placement | shares                           20,000        
Issue price | $ / shares                         $ 1 $ 1        
Amount of convertible debentures             $ 1,250,000             $ 20,000        
Interest rate             8.50% 10.00% 10.00% 8.50% 10.00% 10.00%   8.50%        
Maturity period               2 years 2 years 3 years 2 years 2 years   2 years        
Number of convertible debentures issued | shares                         11,330          
Proceeds from convertible debt                 $ 2,000,000   $ 3,200,000 $ 8,360,000 $ 11,330,000          
Debt issuance costs                       $ 58,000 $ 618,000          
Warrant, measurement input                 22   22 22            
Fair value liability component             $ 1,062,000 $ 1,707,000 $ 1,707,000   $ 2,732,000 $ 7,138,000            
Equity component             188,000   189,000   468,000 1,222,000            
Deferred tax             $ 42,000   $ 43,000   $ 128,000 330,000            
Debt issuance costs equity component                       50,000            
Debt issuance costs debt component                       $ 8,000            
Outstanding debt                   $ 10,808,000                
Amount of debt extinguished       $ 2,000,000                            
Repayment of principle amount       $ 3,533,000                            
Unsecured convertible debentures | Pre-consolidation                                    
Disclosure of detailed information about borrowings [line items]                                    
Conversion price | $ / shares             $ 0.22 $ 0.252 $ 0.252   $ 0.75 $ 0.75   $ 0.75        
Unsecured convertible debentures | Post-consolidation                                    
Disclosure of detailed information about borrowings [line items]                                    
Conversion price | $ / shares             $ 3.30         $ 11.25   $ 11.25        
Unsecured convertible debentures | Risk Adjusted discount rate                                    
Disclosure of detailed information about borrowings [line items]                                    
Warrant, measurement input             15 22                    
Secured Convertible Debenture                                    
Disclosure of detailed information about borrowings [line items]                                    
Amount of convertible debentures                                 $ 10,000  
Interest rate 8.50%                                  
Fair value liability component $ 5,069,000                                  
Equity component 1,072,000                                  
Deferred tax 247,000                                  
Outstanding debt 10,808,000                                  
Conversion option transfer to contributed surplus 1,445,000                                  
Gain loss on extinguishment of debenture $ 3,808,000                                  
Repayment of principle amount                             $ 430,000      
Secured Convertible Debenture | Pre-consolidation                                    
Disclosure of detailed information about borrowings [line items]                                    
Conversion price | $ / shares $ 0.425                                  
Secured Convertible Debenture | Post-consolidation                                    
Disclosure of detailed information about borrowings [line items]                                    
Conversion price | $ / shares $ 6.375                                  
Secured Convertible Debenture | Risk Adjusted discount rate                                    
Disclosure of detailed information about borrowings [line items]                                    
Warrant, measurement input 22                                  
New Convertible Debenture                                    
Disclosure of detailed information about borrowings [line items]                                    
Amount of convertible debentures     $ 2,000,000                              
Interest rate     7.00%                              
Maturity period     2 years                              
Fair value liability component     $ 1,750,000                              
Equity component     $ 250,000                              
New Convertible Debenture | Pre-consolidation                                    
Disclosure of detailed information about borrowings [line items]                                    
Conversion price | $ / shares     $ 0.75                              
New Convertible Debenture | Post-consolidation                                    
Disclosure of detailed information about borrowings [line items]                                    
Conversion price | $ / shares     $ 11.25                              
New Convertible Debenture | Risk Adjusted discount rate                                    
Disclosure of detailed information about borrowings [line items]                                    
Fair value assumption     15                              
Senior unsecured convertible debenture                                    
Disclosure of detailed information about borrowings [line items]                                    
Interest rate             10.00%                      
Proceeds from convertible debt             $ 1,000,000                      
Warrant, measurement input             15                      
Fair value liability component             $ 850,000                      
Equity component             150,000                      
Deferred tax             35,000                      
Conversion option transfer to contributed surplus             63,000                      
Gain loss on extinguishment of debenture             $ 87,000                      
Senior unsecured convertible debenture | Pre-consolidation                                    
Disclosure of detailed information about borrowings [line items]                                    
Conversion price | $ / shares             $ 0.22                      
Senior unsecured convertible debenture | Post-consolidation                                    
Disclosure of detailed information about borrowings [line items]                                    
Conversion price | $ / shares             $ 3.30   $ 3.78