Note 2 - Business Segment Information - Identifiable Assets by Segment (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Jun. 30, 2022
Assets	$ 296,149	$ 311,080
Operating Segments [Member] \| Lighting Segment [Member]
Assets	142,941	152,431
Operating Segments [Member] \| Display Solutions Segment [Member]
Assets	145,307	152,302
Corporate and Eliminations [Member]
Assets	$ 7,901	$ 6,347

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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+ Details