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Subsequent Events: (Details Narrative)
3 Months Ended 6 Months Ended
Jun. 02, 2022
USD ($)
ft²
May 16, 2022
USD ($)
Apr. 15, 2022
USD ($)
Apr. 16, 2021
USD ($)
Apr. 15, 2022
USD ($)
Apr. 16, 2021
USD ($)
Subsequent Event [Line Items]            
Income tax receivable     $ 391,000 $ (535,000) $ 457,000 $ (142,000)
Subsequent Event [Member] | CRG Purchase Agreement [Member]            
Subsequent Event [Line Items]            
Area of land | ft² 156,000          
Sale of stock transaction amount $ 60,000          
Sale of stock non - refundable $ 2,100          
Sale of stock descripion In connection with the closing of the Sale Transaction, BFPC paid an aggregate of $1,200 in broker commissions, including $300 to KR6, Inc.,          
Broker commission $ 1,200          
Subsequent Event [Member] | CRG Purchase Agreement [Member] | Wells Fargo Bank [Member]            
Subsequent Event [Line Items]            
Proceeds from (repayments of) debt 18,000          
Subsequent Event [Member] | CRG Purchase Agreement [Member] | Board of Directors [Member]            
Subsequent Event [Line Items]            
Sale of stock transaction amount $ 19,000          
Subsequent Event [Member] | Internal Revenue Service (IRS) [Member]            
Subsequent Event [Line Items]            
Income tax receivable   $ 575