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Note 9 - Segment Information - Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Assets $ 95,344 $ 94,598
Americas [Member]    
Assets 76,368 75,440
Asia Pacific [Member]    
Assets 5,332 5,952
EMEA [Member]    
Assets $ 13,644 $ 13,206