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Significant Accounting Policies: Balance Sheet Disclosures (Details) | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 30, 2017 USD ($) item | Dec. 31, 2016 USD ($) | Dec. 26, 2015 USD ($) | Dec. 27, 2014 USD ($)
Receivables |  |  |  |
Allowance for Doubtful Accounts Receivable, Current | $ 400 | $ 2,100 | $ 200 | $ 1,600
Restricted Cash |  |  |  |
Restricted cash held in escrow | $ 90,000 | 40,000 |  |
Leasing Income Recognition |  |  |  |
Threshold delinquent period of lease rentals to classify lease as non-accrual | 90 days |  |  |
Minimum monthly payments owed to classify lease as non-accrual | item | 3 |  |  |
Allowance for Credit Losses |  |  |  |
Delinquent period for charging-off against allowance for credit losses | 121 days |  |  |
Canadian operations |  |  |  |
Cash Equivalents |  |  |  |
Cash located in banks | $ 8,700 | $ 149,700 |  |

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=98513485&loc=SL98516268-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3044-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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