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Note 12 - Segment Reporting - Long-lived Assets by Geographic Region (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Long-lived assets	$ 288,495	$ 282,666
Operating Segments [Member]
Long-lived assets	288,495	282,666
Operating Segments [Member] | United States Segment [Member]
Long-lived assets	222,117	215,721
Operating Segments [Member] | Europe Segment [Member]
Long-lived assets	60,140	59,388
Operating Segments [Member] | Japan Segment [Member]
Long-lived assets	$ 6,238	$ 7,557

X

- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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