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Note 13 - Business Segment Information (Tables) | 12 Months Ended
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Sep. 29, 2018
Notes Tables |
Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block] |
|  | Year Ended |
|  | September 29, |  |  | September 30, |  |  | October 1, |
(In thousands) |  | 2018 |  |  | 2017 |  |  | 2016 |
Net sales: |  |  |  |  |  |  |  |  |  |  |  |
United States |  | $ | 451,418 |  |  | $ | 387,199 |  |  | $ | 416,391 |
Foreign |  |  | 1,799 |  |  |  | 1,672 |  |  |  | 2,156 |
Total |  | $ | 453,217 |  |  | $ | 388,871 |  |  | $ | 418,547 |
Long-lived assets: |  |  |  |  |  |  |  |  |  |  |  |
United States |  | $ | 133,913 |  |  | $ | 122,574 |  |  | $ | 112,130 |
Foreign |  |  | - |  |  |  | - |  |  |  | - |
Total |  | $ | 133,913 |  |  | $ | 122,574 |  |  | $ | 112,130 |
Revenue from External Customers by Products and Services [Table Text Block] |
|  | Year Ended |
|  | September 29, |  |  | September 30, |  |  | October 1, |
(In thousands) |  | 2018 |  |  | 2017 |  |  | 2016 |
Net sales: |  |  |  |  |  |  |  |  |  |  |  |
Welded wire reinforcement |  | $ | 273,658 |  |  | $ | 239,522 |  |  | $ | 256,801 |
Prestressed concrete strand |  |  | 179,559 |  |  |  | 149,349 |  |  |  | 161,746 |
Total |  | $ | 453,217 |  |  | $ | 388,871 |  |  | $ | 418,547 |

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