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v3.25.2

Note 1 - Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024
Net Sales | $ 573,377 | $ 469,638
Lighting Segment [Member] |  |
Net Sales | 248,357 | 262,413
Lighting Segment [Member] | LED Lighting, Digital Signage, Electronic Circuit Boards [Member] |  |
Net Sales | 202,552 | 215,758
Lighting Segment [Member] | Poles, Other Display Solution Elements [Member] |  |
Net Sales | 43,211 | 43,719
Lighting Segment [Member] | Project Management, Installation Services, Shipping and Handling [Member] |  |
Net Sales | 2,594 | 2,936
Lighting Segment [Member] | Transferred at Point in Time [Member] |  |
Net Sales | 208,193 | 219,820
Lighting Segment [Member] | Transferred over Time [Member] |  |
Net Sales | 40,164 | 42,593
Display Solutions Segment [Member] |  |
Net Sales | 325,020 | 207,225
Display Solutions Segment [Member] | LED Lighting, Digital Signage, Electronic Circuit Boards [Member] |  |
Net Sales | 26,144 | 32,521
Display Solutions Segment [Member] | Poles, Other Display Solution Elements [Member] |  |
Net Sales | 233,792 | 132,604
Display Solutions Segment [Member] | Project Management, Installation Services, Shipping and Handling [Member] |  |
Net Sales | 65,084 | 42,100
Display Solutions Segment [Member] | Transferred at Point in Time [Member] |  |
Net Sales | 259,432 | 151,972
Display Solutions Segment [Member] | Transferred over Time [Member] |  |
Net Sales | $ 65,588 | $ 55,253

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