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Note 13 - Business Segment Information - Net Sales And Long-lived Assets By Geographic Region (Details) - USD ($) $ in Thousands | 12 Months Ended
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Sep. 30, 2017 | Oct. 01, 2016 | Oct. 03, 2015
Revenue | $ 388,871 | $ 418,547 | $ 447,504
Long-term Assets | 122,574 | 112,130 | 108,557
UNITED STATES |  |  |
Revenue | 387,199 | 416,391 | 444,475
Long-term Assets | 122,574 | 112,130 | 108,557
Foreign [Member] |  |  |
Revenue | 1,672 | 2,156 | 3,029
Long-term Assets |  |  |

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- Definition Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599 + Details
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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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- Details
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- Details
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