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Significant Accounting Policies: Commission Fees (Details) - Commission Fees - USD ($)
12 Months Ended
Dec. 26, 2020
Dec. 28, 2019
Dec. 29, 2018
Commission Fees      
Capitalized contract costs $ 500,000 $ 600,000  
Expense $ 102,600 $ 107,200 $ 99,500