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Note 13 - Sale of Subsidiary (Details Textual) - USD ($) |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Sep. 30, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Sep. 30, 2014 | Dec. 31, 2015 | Dec. 31, 2014
LSI Saco Technologies Inc [Member] |  |  |  |  |  |  |
Sale of Stock, Consideration Received on Transaction |  | $ 1,900,000 |  |  |  |  |
Gain (Loss) on Disposition of Business |  | (565,000) |  |  |  |  |
Line Of Credit Terminated |  | $ 5,000,000 |  |  | $ 5,000,000 |  |
Revenue, Net |  |  |  |  | 41,000 |  |
Operating Income (Loss) |  |  |  |  | $ (183,000) |  |
Gain (Loss) on Disposition of Business |  |  |  |  |  |  | $ (565,000)
Revenue, Net | [1] |  | $ 84,687,000 | $ 84,715,000 |  | $ 170,612,000 | 163,181,000
Operating Income (Loss) |  |  | $ 5,380,000 | $ 2,224,000 |  | $ 11,143,000 | $ 4,758,000
[1] | Net sales are attributed to geographic areas based upon the location of the operation making the sale.

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X
- Definition Gain (loss) from sale or disposal of an organization or integrated set of activities (for example, but not limited to, a partnership or corporation) engaged in providing a product or service in a commercial, industrial, or professional environment. + References No definition available. + 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=26872669&loc=d3e20235-122688 + Details
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