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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Sep. 28, 2019
Notes to Financial Statements |
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] |
|  | SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS |  |
|  |  |  | Opening |  |  | Charged to |  |  |  |  |  |  | Closing |
Year |  | Description |  | Balance |  |  | Expense |  |  | Deductions |  |  | Balance |
2019 |  | Allowance for doubtful accounts |  | $ | 400,000 |  |  | $ | 389,000 |  |  | $ | 217,000 |  | (1) | $ | 572,000 |
2018 |  | Allowance for doubtful accounts |  | $ | 359,000 |  |  | $ | 259,000 |  |  | $ | 218,000 |  | (1) | $ | 400,000 |
2017 |  | Allowance for doubtful accounts |  | $ | 571,000 |  |  | $ | 122,000 |  |  | $ | 334,000 |  | (1) | $ | 359,000 |
(1) | Write-offs of uncollectible accounts receivable.

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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