Note 9 - Segment Information - Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Assets	$ 94,980	$ 84,029
US Segment [Member]
Assets	38,489	31,675
International Segment [Member]
Assets	$ 56,491	$ 52,354

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