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Note 2 - Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Dec. 31, 2020
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
(In thousands) |  | December 31, 2020 |  |  | December 31, 2020 |
|  | Lighting Segment |  |  | Graphics Segment |  |  | Lighting Segment |  |  | Graphics Segment |
Timing of revenue recognition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Products and services transferred at a point in time |  | $ | 39,941 |  |  | $ | 15,987 |  |  | $ | 79,981 |  |  | $ | 30,441 |
Products and services transferred over time |  |  | 5,185 |  |  |  | 15,274 |  |  |  | 10,550 |  |  |  | 25,421 |
|  | $ | 45,126 |  |  | $ | 31,261 |  |  | $ | 90,531 |  |  | $ | 55,862 |
|  | Three Months Ended |  |  | Six Months Ended |
|  | December 31, 2020 |  |  | December 31, 2020 |
|  | Lighting Segment |  |  | Graphics Segment |  |  | Lighting Segment |  |  | Graphics Segment |
Type of Product and Services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
LED lighting, digital signage solutions, electronic circuit boards |  | $ | 40,514 |  |  | $ | 6,870 |  |  | $ | 78,383 |  |  | $ | 11,951 |
Poles, printed graphics, non-LED lighting |  |  | 4,154 |  |  |  | 15,392 |  |  |  | 11,228 |  |  |  | 29,717 |
Project management, installation services, shipping and handling |  |  | 458 |  |  |  | 8,999 |  |  |  | 920 |  |  |  | 14,194 |
|  | $ | 45,126 |  |  | $ | 31,261 |  |  | $ | 90,531 |  |  | $ | 55,862 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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