Note 3 - Segment Reporting Information - Identifiable Assets by Segment (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Jun. 30, 2019
Identifiable assets	$ 182,232	$ 201,100
Corporate and Eliminations [Member]
Identifiable assets	16,649	18,081
Lighting Segment [Member] \| Operating Segments [Member]
Identifiable assets	130,370	142,105
Graphics Segment [Member] \| Operating Segments [Member]
Identifiable assets	$ 35,213	$ 40,914

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