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Note 3 - Inter-segment Revenues (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014
Intersegment Eliminations [Member] | Lighting Segment [Member] |  |  |  |  |
Net Sales |  | $ 814 | $ 445 | $ 1,428 | $ 1,497
Intersegment Eliminations [Member] | Graphics Segment [Member] |  |  |  |  |
Net Sales |  | 562 | 125 | 1,006 | 256
Intersegment Eliminations [Member] | Technology Segment [Member] |  |  |  |  |
Net Sales |  | 8,932 | 7,675 | 18,316 | 14,947
Intersegment Eliminations [Member] | All Other Category [Member] |  |  |  |  |
Net Sales |  |  |  |  | 308
Lighting Segment [Member] |  |  |  |  |
Net Sales |  | 59,601 | 59,796 | 118,676 | 115,517
Graphics Segment [Member] |  |  |  |  |
Net Sales |  | 21,034 | 20,269 | 42,787 | 36,293
Technology Segment [Member] |  |  |  |  |
Net Sales |  | 4,052 | 4,650 | 9,149 | 11,330
All Other Category [Member] |  |  |  |  |
Net Sales |  |  |  |  | 41
Net Sales | [1] | $ 84,687 | $ 84,715 | $ 170,612 | $ 163,181
[1] | Net sales are attributed to geographic areas based upon the location of the operation making the sale.

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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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