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Note 2 - Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2024 | Dec. 31, 2023
Net Sales | $ 147,734 | $ 109,005 | $ 285,829 | $ 232,446
Lighting Segment [Member] |  |  |  |
Net Sales | 58,210 | 64,795 | 116,646 | 132,436
Lighting Segment [Member] | Transferred at Point in Time [Member] |  |  |  |
Net Sales | 48,366 | 54,619 | 96,577 | 112,271
Lighting Segment [Member] | Transferred over Time [Member] |  |  |  |
Net Sales | 9,844 | 10,176 | 20,069 | 20,165
Lighting Segment [Member] | LED Lighting, Digital Signage, Electronic Circuit Boards [Member] |  |  |  |
Net Sales | 47,580 | 53,116 | 95,009 | 108,607
Lighting Segment [Member] | Poles, Other Display Solution Elements [Member] |  |  |  |
Net Sales | 9,945 | 10,968 | 20,338 | 22,351
Lighting Segment [Member] | Project Management, Installation Services, Shipping and Handling [Member] |  |  |  |
Net Sales | 685 | 711 | 1,299 | 1,478
Display Solutions Segment [Member] |  |  |  |
Net Sales | 89,524 | 44,210 | 169,183 | 100,010
Display Solutions Segment [Member] | Transferred at Point in Time [Member] |  |  |  |
Net Sales | 68,046 | 29,268 | 130,140 | 69,256
Display Solutions Segment [Member] | Transferred over Time [Member] |  |  |  |
Net Sales | 21,478 | 14,942 | 39,043 | 30,754
Display Solutions Segment [Member] | LED Lighting, Digital Signage, Electronic Circuit Boards [Member] |  |  |  |
Net Sales | 9,310 | 8,791 | 17,746 | 17,724
Display Solutions Segment [Member] | Poles, Other Display Solution Elements [Member] |  |  |  |
Net Sales | 60,726 | 24,829 | 116,429 | 59,698
Display Solutions Segment [Member] | Project Management, Installation Services, Shipping and Handling [Member] |  |  |  |
Net Sales | $ 19,488 | $ 10,590 | $ 35,008 | $ 22,588

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