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Related Parties (Narrative) (Details)
Nov. 02, 2020
USD ($)
Apr. 30, 2018
USD ($)
$ / shares
shares
Nov. 30, 2020
USD ($)
Oct. 31, 2020
USD ($)
Apr. 30, 2020
USD ($)
Mar. 31, 2015
employee
Related Party Transaction [Line Items]            
Amount owed by Petzila   $ 3,500,000        
Cash from sold assets to Wagz   $ 350,000        
Executive [Member]            
Related Party Transaction [Line Items]            
Number of executive officers invested in a start-up customer | employee           2
Maximum [Member] | Executive [Member]            
Related Party Transaction [Line Items]            
Executive officers' investment holding, percentage           2.00%
Wagz [Member]            
Related Party Transaction [Line Items]            
Asset Purchase Agreement end date   Jul. 31, 2022        
Asset Purchase Agreement earn-out | $ / shares   $ 6.00        
Fair value of non-cash consideration       $ 600,000 $ 600,000  
Wagz [Member] | Gary R. Fairhead [Member] | Subsequent Event [Member]            
Related Party Transaction [Line Items]            
Loan     $ 250,000      
Interest $ 5,000          
Maturity date Dec. 10, 2020          
Common Class C [Member] | Wagz [Member]            
Related Party Transaction [Line Items]            
Shares acquired from Asset Purchase Agreement | shares   600,000