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Note 1 - Significant Accounting Policies and Recent Accounting Pronouncements (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Impairment, Long-Lived Asset, Held-for-Use, Total     $ 0 $ 0
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate     39.60%  
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate     0.00%  
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term (Year)     5 years  
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 310,794 0 310,794 0
Payments of Ordinary Dividends, Common Stock     $ 0 $ 0
Weighted Average [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate     3.50%