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Note 6 - Intangible Assets (Tables) | 12 Months Ended
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Sep. 30, 2017
Notes Tables |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
(In thousands) |  | Weighted- Average Useful Life (Years) |  |  | Gross |  |  | Accumulated Amortization |  |  | Net Book Value |
Year ended September 30, 2017: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships |  |  | 20.0 |  |  | $ | 6,500 |  |  | $ | (1,018 | ) |  | $ | 5,482 |
Developed technology and know-how |  |  | 20.0 |  |  |  | 1,800 |  |  |  | (283 | ) |  |  | 1,517 |
Non-competition agreements |  |  | 4.8 |  |  |  | 3,577 |  |  |  | (2,663 | ) |  |  | 914 |
|  |  |  |  |  | $ | 11,877 |  |  | $ | (3,964 | ) |  | $ | 7,913 |
Year ended October 1, 2016: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships |  |  | 20.0 |  |  | $ | 6,500 |  |  | $ | (693 | ) |  | $ | 5,807 |
Developed technology and know-how |  |  | 20.0 |  |  |  | 1,800 |  |  |  | (192 | ) |  |  | 1,608 |
Non-competition agreements |  |  | 4.8 |  |  |  | 3,577 |  |  |  | (1,929 | ) |  |  | 1,648 |
|  |  |  |  |  | $ | 11,877 |  |  | $ | (2,814 | ) |  | $ | 9,063 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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