Annual report [Section 13 and 15(d), not S-K Item 405]

Note 3 - Summary of Significant Accounting Policies - Summary of Antidilutive Securities (Details)

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Note 3 - Summary of Significant Accounting Policies - Summary of Antidilutive Securities (Details) - shares
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Antidilutive Securities (in shares) 26,153 9,855
Share-Based Payment Arrangement, Option [Member]    
Antidilutive Securities (in shares) 1,500 2,806
Restricted Stock [Member]    
Antidilutive Securities (in shares) 24,653 7,049