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Note 2 - Revenue (Details Textual) - USD ($) | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Sep. 30, 2018 | Sep. 29, 2019 | Sep. 24, 2017 | Sep. 25, 2016
Contract with Customer, Liability, Current | $ 23,895,000 | $ 21,720,000 |  |
Contract with Customer, Liability, Revenue Recognized | 23,130,000 |  |  |
Contract with Customer, Asset, Net, Current, Total | 0 | 1,107,000 |  |
Accounts Receivable, before Allowance for Credit Loss | 48,517,000 | 47,863,000 |  |
Accounts Receivable, Allowance for Credit Loss, Ending Balance | $ 4,806,000 | $ 6,434,000 | $ 4,796,000 | $ 4,327,000

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- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522 + Details
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