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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Sep. 25, 2021
Notes to Financial Statements |
SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] |
|  |  | Opening |  |  | Charged to |  |  |  |  |  |  | Closing |
Year | Description |  | Balance |  |  | Expense |  |  | Deductions |  |  | Balance |
2021 | Allowance for doubtful accounts |  | $ | 1,388,000 |  |  | $ | 338,000 |  |  | $ | 321,000 | (1) |  | $ | 1,405,000 |
2020 | Allowance for doubtful accounts |  | $ | 572,000 |  |  | $ | 1,105,000 |  |  | $ | 289,000 | (1) |  | $ | 1,388,000 |
2019 | Allowance for doubtful accounts |  | $ | 400,000 |  |  | $ | 389,000 |  |  | $ | 217,000 | (1) |  | $ | 572,000 |
|  | (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=120395691&loc=d3e24092-122690 + Details
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