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Note 2 - Revenue (Details Textual) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Mar. 29, 2020 | Mar. 29, 2020 | Sep. 29, 2019
Contract with Customer, Liability, Current | $ 58,563,000 | $ 58,563,000 | $ 21,720,000
Contract with Customer, Liability, Revenue Recognized | 4,460,000 | 17,858,000 |
Contract with Customer, Asset, after Allowance for Credit Loss, Current, Total | 0 | 0 | 1,107,000
Accounts Receivable, before Allowance for Credit Loss |  |  | 47,863,000
Accounts Receivable, Allowance for Credit Loss, Ending Balance | $ 7,661,000 | $ 7,661,000 | $ 6,434,000

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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=121593590&loc=d3e4428-111522 + Details
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