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v3.21.2

Note 2 - Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended
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Sep. 30, 2021 | Sep. 30, 2020
Revenue | $ 106,397 | $ 70,006
Lighting Segment [Member] |  |
Revenue | 51,260 | 45,405
Lighting Segment [Member] | LED Lighting, Digital Signage, Electronic Circuit Boards [Member] |  |
Revenue | 41,879 | 37,869
Lighting Segment [Member] | Poles, Other Display Solution Elements [Member] |  |
Revenue | 8,966 | 7,074
Lighting Segment [Member] | Project Management, Installation Services, Shipping and Handling [Member] |  |
Revenue | 415 | 462
Display Solutions Segment [Member] |  |
Revenue | 55,137 | 24,601
Display Solutions Segment [Member] | LED Lighting, Digital Signage, Electronic Circuit Boards [Member] |  |
Revenue | 12,428 | 5,081
Display Solutions Segment [Member] | Poles, Other Display Solution Elements [Member] |  |
Revenue | 33,302 | 14,325
Display Solutions Segment [Member] | Project Management, Installation Services, Shipping and Handling [Member] |  |
Revenue | 9,407 | 5,195
Transferred at Point in Time [Member] | Lighting Segment [Member] |  |
Revenue | 44,582 | 40,040
Transferred at Point in Time [Member] | Display Solutions Segment [Member] |  |
Revenue | 37,431 | 14,454
Transferred over Time [Member] | Lighting Segment [Member] |  |
Revenue | 6,678 | 5,365
Transferred over Time [Member] | Display Solutions Segment [Member] |  |
Revenue | $ 17,706 | $ 10,147

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