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Note 8 - Business Combination (Details Textual) - USD ($)
$ in Thousands
May 18, 2022
Sep. 30, 2022
Dec. 31, 2021
Goodwill, Ending Balance   $ 188,367 $ 182,501
CloudCME, LLC [Member]      
Business Acquisition, Percentage of Voting Interests Acquired 82.00%    
Payments to Acquire Businesses, Gross $ 4,000    
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable $ 4,100    
Business Combination, Step Acquisition, Equity Interest in Acquiree, Percentage 18.00%    
Escrow Deposit $ 300    
Business Combination, Acquisition Related Costs 100    
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total 9,600    
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total 3,800    
Goodwill, Ending Balance $ 6,800