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Note 12 - Segment Information (Details Textual)
$ in Millions
12 Months Ended
Dec. 31, 2022
USD ($)
Number of Operating Segments 2
Number of Reporting Units 2
Number of Reportable Segments 1
Fluent Segment [Member] | International Customer [Member]  
Revenue from Contract with Customer, Including Assessed Tax $ 79.6
Revenue from Contract with Customer, Excluding Assessed Tax, Percentage 22.00%