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Note 7 - Goodwill (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Oct. 01, 2022
Dec. 31, 2022
Sep. 30, 2022
Jun. 30, 2022
Dec. 31, 2022
Dec. 31, 2021
Sep. 01, 2022
Dec. 31, 2020
Sep. 01, 2020
Apr. 01, 2020
Goodwill, Gross   $ 166,997     $ 166,997          
Goodwill, Impaired, Accumulated Impairment Loss   111,886     111,886          
Goodwill, Ending Balance   $ 55,111     55,111 $ 165,088   $ 165,088    
Goodwill, Impairment Loss         $ 111,069 $ 0        
Fluent [Member]                    
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount   39.00% 4.00% 27.00% 39.00%          
Goodwill, Ending Balance   $ 106,614 $ 106,614 $ 162,014 $ 106,614          
Goodwill, Impairment Loss   $ 55,000 $ 0 $ 55,400            
All Other reporting units [Member]                    
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount 78.00% 17.00%     17.00%          
Goodwill, Ending Balance $ 4,166                  
Goodwill, Impairment Loss $ 0                  
All Other Reporting Unit [Member]                    
Goodwill, Ending Balance   $ 4,166     $ 4,166          
Goodwill, Impairment Loss   $ 669                
Winopoly, LLC [Member]                    
Business Combination, Step Acquisition, Equity Interest in Acquiree, Including Subsequent Acquisition, Percentage             100.00%   100.00%  
Goodwill, Ending Balance                   $ 1,131