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Note 8 - Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Jun. 30, 2024
--- | --- | ---
finite lived, gross | $ 97,025 | $ 97,025
finite lived, accumulated amortization | 42,907 | 40,091
finite lived, net | 54,118 | 56,934
indefinite lived | 16,982 | 16,982
Total Other Intangible Assets | 114,007 | 114,007
Other intangible assets, net | 71,100 | 73,916
Trademarks and Trade Names [Member] |  |
indefinite lived | 16,982 | 16,982
Customer Relationships [Member] |  |
finite lived, gross | 69,573 | 69,573
finite lived, accumulated amortization | 23,227 | 21,332
finite lived, net | 46,346 | 48,241
Patents [Member] |  |
finite lived, gross | 268 | 268
finite lived, accumulated amortization | 268 | 268
finite lived, net | 0 | 0
LED Technology Firmware Software [Member] |  |
finite lived, gross |  | 24,126
finite lived, accumulated amortization |  | 17,058
finite lived, net |  | 7,068
Trade Names [Member] |  |
finite lived, gross | 2,658 | 2,658
finite lived, accumulated amortization | 1,319 | 1,265
finite lived, net | 1,339 | 1,393
Noncompete Agreements [Member] |  |
finite lived, gross | 400 | 400
finite lived, accumulated amortization | 217 | 168
finite lived, net | 183 | $ 232
Technology-Based Intangible Assets [Member] |  |
finite lived, gross | 24,126 |
finite lived, accumulated amortization | 17,876 |
finite lived, net | $ 6,250 |

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 10 -Name Accounting Standards Codification -Section S45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480265/350-10-S45-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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