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Note 9 - Segment Information (Details Textual)
3 Months Ended 12 Months Ended
Mar. 31, 2023
USD ($)
Dec. 31, 2022
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 $ 19,125  
Revenue from Contract with Customer, Excluding Assessed Tax, Percentage 25.00%