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Note 2 - Dispositions and Exit Activities (Detail) - Discontinued Operations (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2012 | Oct. 02, 2011 | Sep. 30, 2012 | Oct. 02, 2011
Net sales | $ 26,181 | $ 35,204 | $ 72,388 | $ 106,231
Provision (Benefit) for income taxes | (21) | 132 | 264 | 332
Income (Loss) from discontinued operations, net of tax | 200 | 4 | 178 | (4,174)
RedBlack Communications Inc [Member] |  |  |  |
Net sales | 1,267 | 802 | 3,404 | 1,786
Income (Loss) from discontinued operations | (59) | 16 | (3) | (415)
Provision (Benefit) for income taxes | (196) | 12 | (174) | 36
Income (Loss) from discontinued operations, net of tax | 137 | 4 | 171 | (451)
Energy Services Business [Member] |  |  |  |
Net sales |  |  |  | 3,895
Income (Loss) from discontinued operations | 63 |  | 8 | (3,796)
Income (Loss) from discontinued operations, net of tax | $ 63 |  | $ 8 | $ (3,796)

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