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Note 2 - Summary of Significant Accounting Policies (Details Textual) - USD ($)
3 Months Ended 12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Jun. 30, 2022
Accounts Receivable, Allowance for Credit Loss, Ending Balance $ 2,722   $ 4,350
Allowance for Doubtful Accounts Receivable, Related Parties 0   0
Inventory Write-down 0 $ 0  
Impairment of Intangible Assets, Finite-Lived 0   0
Goodwill, Impairment Loss 0 0 0
Impairment, Long-Lived Asset, Held-for-Use, Total 0   $ 0
Advertising Expense 0.8 0.7  
Security Alarm Monitoring Customer Support Services [Member]      
Revenue from Contract with Customer, Including Assessed Tax $ 82,960 $ 188,762  
Percentage of Total Revenue from Services Under Contract Recognized As Provided 13.00% 27.00%  
Percentage of Consolidated Revenue from Services Under Contract, Recognized As Provided 1.00% 2.00%  
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Revenue Benchmark [Member]      
Number of Major Customers 3    
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Major Customer 1 [Member]      
Concentration Risk, Percentage 35.00% 32.00%  
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Major Customer 1 [Member] | Grocery Industry [Member]      
Concentration Risk, Percentage 16.00% 25.00%  
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Major Customer 1 [Member] | Gasoline Convenience Store Sector [Member]      
Concentration Risk, Percentage 55.00% 47.00%  
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Major Customer 1 [Member] | Printing Industry [Member]      
Concentration Risk, Percentage 48.00% 40.00%  
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Major Customer 2 [Member]      
Concentration Risk, Percentage 20.00% 18.00%  
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Major Customer 2 [Member] | Gasoline Convenience Store Sector [Member]      
Concentration Risk, Percentage 9.00%   23.00%
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Major Customer 3 [Member]      
Concentration Risk, Percentage 10.00% 15.00%  
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 1 [Member]      
Concentration Risk, Percentage 0.00%   7.00%
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 1 [Member] | Grocery Industry [Member]      
Concentration Risk, Percentage 18.00%   25.00%
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 1 [Member] | Gasoline Convenience Store Sector [Member]      
Concentration Risk, Percentage 41.00%   21.00%
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 1 [Member] | Printing Industry [Member]      
Concentration Risk, Percentage 40.00%   39.00%
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 2 [Member]      
Concentration Risk, Percentage 23.00%   8.00%
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 2 [Member] | Grocery Industry [Member]      
Concentration Risk, Percentage 12.00%   26.00%
Gourmet Foods [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 3 [Member]      
Concentration Risk, Percentage 7.00%   26.00%
Brigadier [Member] | Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Major Customer 1 [Member]      
Concentration Risk, Percentage 53.00% 50.00%  
Brigadier [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 1 [Member]      
Concentration Risk, Percentage 27.00%   31.00%
The Original Sprout LLC [Member] | Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Major Customer 1 [Member]      
Concentration Risk, Percentage   10.00%  
The Original Sprout LLC [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member]      
Number of Major Customers 5   6
The Original Sprout LLC [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 1 [Member]      
Concentration Risk, Percentage 22.00%   19.00%
The Original Sprout LLC [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 2 [Member]      
Concentration Risk, Percentage 16.00%   16.00%
The Original Sprout LLC [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 3 [Member]      
Concentration Risk, Percentage 14.00%   15.00%
The Original Sprout LLC [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 4 [Member]      
Concentration Risk, Percentage 13.00%   13.00%
The Original Sprout LLC [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 5 [Member]      
Concentration Risk, Percentage 11.00%   12.00%
The Original Sprout LLC [Member] | Customer Concentration Risk [Member] | Accounts Receivable [Member] | Major Customer 6 [Member]      
Concentration Risk, Percentage     11.00%