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Note 12 - Other Financial Data | 9 Months Ended
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Jun. 30, 2012
Other Financial Data [Text Block] | (12) Other Financial Data Balance sheet information:
(In thousands) |  | June 30, 2012 |  |  | October 1, 2011 |
Accounts receivable, net: |  |  |  |  |  |
Accounts receivable |  | $ | 41,626 |  |  | $ | 42,732 |
Less allowance for doubtful accounts |  |  | (912 | ) |  |  | (761 | )
Total |  | $ | 40,714 |  |  | $ | 41,971 |
Inventories, net: |  |  |  |  |  |  |  |
Raw materials |  | $ | 44,000 |  |  | $ | 40,536 |
Work in process |  |  | 3,343 |  |  |  | 3,771 |
Finished goods |  |  | 30,045 |  |  |  | 32,067 |
Total |  | $ | 77,388 |  |  | $ | 76,374 |
Other current assets: |  |  |  |  |  |  |  |
Current deferred tax asset |  | $ | 3,489 |  |  | $ | 2,156 |
Capitalized financing costs, net |  |  | 100 |  |  |  | 82 |
Other |  |  | 1,737 |  |  |  | 1,855 |
Total |  | $ | 5,326 |  |  | $ | 4,093 |
Property, plant and equipment, net: |  |  |  |  |  |  |  |
Land and land improvements |  | $ | 8,589 |  |  | $ | 8,586 |
Buildings |  |  | 41,582 |  |  |  | 40,773 |
Machinery and equipment |  |  | 121,324 |  |  |  | 118,518 |
Construction in progress |  |  | 2,778 |  |  |  | 2,078 |
|  |  | 174,273 |  |  |  | 169,955 |
Less accumulated depreciation |  |  | (87,336 | ) |  |  | (80,471 | )
Total |  | $ | 86,937 |  |  | $ | 89,484 |
Other assets: |  |  |  |  |  |  |  |
Cash surrender value of life insurance policies, net of loans of $486 and $446 |  | $ | 4,976 |  |  | $ | 4,006 |
Capitalized financing costs, net |  |  | 292 |  |  |  | 218 |
Other |  |  | 378 |  |  |  | 374 |
Total |  | $ | 5,646 |  |  | $ | 4,598 |
Accrued expenses: |  |  |  |  |  |  |  |
Salaries, wages and related expenses |  | $ | 1,516 |  |  | $ | 1,656 |
Pension plan |  |  | 1,453 |  |  |  | 1,571 |
Customer rebates |  |  | 829 |  |  |  | 791 |
Property taxes |  |  | 801 |  |  |  | 1,234 |
Worker's compensation |  |  | 344 |  |  |  | 333 |
Interest |  |  | 16 |  |  |  | 387 |
Deferred revenues |  |  | - |  |  |  | 387 |
Other |  |  | 908 |  |  |  | 1,018 |
Total |  | $ | 5,867 |  |  | $ | 7,377 |
Other liabilities: |  |  |  |  |  |  |  |
Deferred compensation |  | $ | 6,582 |  |  | $ | 6,149 |
Deferred income taxes |  |  | 3,609 |  |  |  | 1,711 |
Other |  |  | - |  |  |  | 56 |
Total |  | $ | 10,191 |  |  | $ | 7,916 |

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- Definition Other Financial Data + References No definition available. + Details
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Namespace Prefix: | iiin_
Data Type: | nonnum:textBlockItemType
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