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Note 1 - Overview and Summary of Significant Accounting Policies - Goodwill (Details) - USD ($)
$ in Thousands
 10 Months Ended 11 Months Ended 12 Months Ended
Dec. 31, 2022
Dec. 31, 2022
Dec. 31, 2022
Dec. 31, 2023
Goodwill balance $ 5,870 $ 5,870 $ 5,870 $ 5,870
Temporary Alternatives [Member]        
Goodwill recorded on acquisition     $ 375 375
Dubin [Member]        
Goodwill recorded on acquisition   $ 200   200
Goodwill balance       200
Northbound [Member]        
Goodwill recorded on acquisition $ 500     500
MRINetwork [Member]        
Goodwill recorded on acquisition       $ 4,795