Note 6 - Goodwill and Other Intangible Assets - Future Amortization Expense (Details) $ in Thousands	Jun. 30, 2023 USD ($)
Finite-Lived Intangible Assets, Amortization Expense, Next Rolling 12 Months	$ 4,760
Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Two	4,760
Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Three	4,760
Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Four	4,754
Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Five	4,708
Finite-Lived Intangible Assets, Amortization Expense, Rolling after Year Five	$ 27,359