Note 14 - Segment Information - Identifiable Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Identifiable Assets	$ 70,687	$ 62,030
Corporate, Non-Segment [Member]
Identifiable Assets	1,944	1,581
Thermal Testing Products [Member]
Identifiable Assets	53,096	50,782
EMS [Member]
Identifiable Assets	$ 15,647	$ 9,667

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