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Significant Accounting Policies: Balance Sheet Disclosures (Details) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 28, 2019 | Dec. 29, 2018 | Dec. 30, 2017
Receivables |  |  |
Allowance for Doubtful Accounts Receivable, Current | $ 1,900 | $ 400 |
Restricted Cash |  |  |
Restricted cash held in escrow | $ 50,000 | 80,000 | $ 90,000
Allowance for Credit Losses |  |  |
Delinquent period for charging-off against allowance for credit losses | 121 days |  |
Canadian operations |  |  |
Cash Equivalents |  |  |
Cash located in banks | $ 56,500 | $ 83,000 |

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