Note 3 - Segment Reporting Information - Identifiable Assets by Segment (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Jun. 30, 2020
Identifiable assets	$ 197,094	$ 172,263
Segment Reconciling Items [Member]
Identifiable assets	39,111	18,423
Lighting Segment [Member] \| Operating Segments [Member]
Identifiable assets	121,245	118,819
Graphics Segment [Member] \| Operating Segments [Member]
Identifiable assets	$ 36,738	$ 35,021

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