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Note 2 - Summary of Significant Accounting Policies (Tables) | 3 Months Ended
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Sep. 30, 2023
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three Months Ended |
(In thousands) |  | September 30, 2023 |  |  | September 30, 2022 |
|  | Lighting Segment |  |  | Display Solutions Segment |  |  | Lighting Segment |  |  | Display Solutions Segment |
Timing of revenue recognition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Products and services transferred at a point in time |  | $ | 57,652 |  |  | $ | 39,988 |  |  | $ | 58,077 |  |  | $ | 47,489 |
Products and services transferred over time |  |  | 9,989 |  |  |  | 15,812 |  |  |  | 9,456 |  |  |  | 12,047 |
|  | $ | 67,641 |  |  | $ | 55,800 |  |  | $ | 67,533 |  |  | $ | 59,536 |
|  | Three Months Ended |
|  | September 30, 2023 |  |  | September 30, 2022 |
|  | Lighting Segment |  |  | Display Solutions Segment |  |  | Lighting Segment |  |  | Display Solutions Segment |
Type of Product and Services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
LED lighting, digital signage solutions, electronic circuit boards |  | $ | 55,491 |  |  | $ | 8,933 |  |  | $ | 55,535 |  |  | $ | 7,175 |
Poles, other display solution elements |  |  | 11,383 |  |  |  | 34,869 |  |  |  | 11,129 |  |  |  | 41,471 |
Project management, installation services, shipping and handling |  |  | 767 |  |  |  | 11,998 |  |  |  | 869 |  |  |  | 10,890 |
|  | $ | 67,641 |  |  | $ | 55,800 |  |  | $ | 67,533 |  |  | $ | 59,536 |

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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 -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-5 + Details
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