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Note 4 - Segment Reporting Information - Summarized Financial Information by Operating Segments (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Mar. 31, 2022 | Mar. 31, 2021
Net Sales | $ 110,111 | $ 72,204 | $ 327,651 | $ 218,597
Operating income (loss) | 5,161 | 2,096 | 14,027 | 6,984
Capital expenditures | 531 | 637 | 1,276 | 1,517
Depreciation and amortization | 2,531 | 1,920 | 7,632 | 5,943
Corporate and Eliminations [Member] |  |  |  |
Operating income (loss) | (4,354) | (2,931) | (12,036) | (8,731)
Capital expenditures | 74 | 15 | (8) | 184
Depreciation and amortization | 60 | 76 | 203 | 208
Lighting Segment [Member] |  |  |  |
Net Sales | 57,126 | 45,740 | 165,662 | 136,271
Lighting Segment [Member] | Operating Segments [Member] |  |  |  |
Operating income (loss) | 4,959 | 3,797 | 13,921 | 9,519
Capital expenditures | 272 | 605 | 624 | 1,249
Depreciation and amortization | 1,450 | 1,566 | 4,361 | 4,795
Display Solutions Segment [Member] |  |  |  |
Net Sales | 52,985 | 26,464 | 161,989 | 82,326
Display Solutions Segment [Member] | Operating Segments [Member] |  |  |  |
Operating income (loss) | 4,556 | 1,230 | 12,142 | 6,196
Capital expenditures | 185 | 17 | 660 | 84
Depreciation and amortization | $ 1,021 | $ 278 | $ 3,068 | $ 940

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