Note 3 - Segment Reporting Information - Identifiable Assets by Segment (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020
Identifiable assets	$ 286,821	$ 172,263
Segment Reconciling Items [Member]
Identifiable assets	7,298	18,423
Lighting Segment [Member] \| Operating Segments [Member]
Identifiable assets	132,169	118,819
Display Solutions Segment [Member] \| Operating Segments [Member]
Identifiable assets	$ 147,354	$ 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