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Note 9 - Debt (Details Textual) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Sep. 30, 2021
Dec. 31, 2024
Sep. 30, 2024
Line of Credit Facility, Maximum Borrowing Capacity $ 100.0    
Minimum [Member]      
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 0.15%    
Maximum [Member]      
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 0.25%    
Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]      
Debt Instrument, Basis Spread on Variable Rate 0.50%    
Secured Overnight Financing Rate (SOFR) [Member]      
Debt Instrument, Basis Spread on Variable Rate 1.00%    
Secured Overnight Financing Rate (SOFR) [Member] | Forecast [Member]      
Debt Instrument, Basis Spread on Variable Rate   1.00%  
Secured Overnight Financing Rate (SOFR) [Member] | Minimum [Member]      
Debt Instrument, Basis Spread on Variable Rate 1.00%    
Secured Overnight Financing Rate (SOFR) [Member] | Maximum [Member]      
Debt Instrument, Basis Spread on Variable Rate 2.25%    
Base Rate [Member] | Minimum [Member]      
Debt Instrument, Basis Spread on Variable Rate 0.00%    
Base Rate [Member] | Maximum [Member]      
Debt Instrument, Basis Spread on Variable Rate 1.25%    
Revolving Credit Facility [Member]      
Line of Credit Facility, Maximum Borrowing Capacity $ 75.0    
Debt Instrument, Interest Rate, Effective Percentage     6.00%
Line of Credit Facility, Remaining Borrowing Capacity     $ 41.6
Term Loan [Member]      
Debt Instrument, Face Amount 25.0    
Debt Instrument, Annual Principal Payment $ 3.6    
Debt Instrument, Term 5 years