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Note 4 - Segment Reporting Information - Summarized Financial Information by Operating Segments (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Sep. 30, 2024 | Sep. 30, 2023
Net sales | $ 138,095 | $ 123,441
Operating Income (Loss) | 9,131 | 11,028
Capital Expenditures | 759 | 1,393
Depreciation and amortization | 2,940 | 2,371
Corporate and Eliminations [Member] |  |
Operating Income (Loss) | (4,336) | (4,944)
Capital Expenditures | 0 | 12
Depreciation and amortization | 93 | 86
Lighting Segment [Member] |  |
Net sales | 58,437 | 67,641
Lighting Segment [Member] | Operating Segments [Member] |  |
Operating Income (Loss) | 5,759 | 8,753
Capital Expenditures | 712 | 862
Depreciation and amortization | 1,212 | 1,309
Display Solutions Segment [Member] |  |
Net sales | 79,658 | 55,800
Display Solutions Segment [Member] | Operating Segments [Member] |  |
Operating Income (Loss) | 7,708 | 7,219
Capital Expenditures | 47 | 519
Depreciation and amortization | $ 1,635 | $ 976

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