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

Note 2 - Summary of Significant Accounting Policies - Antidilutive Securities Excluded From Computation of Earnings Per Share (Details)

v3.26.1
Note 2 - Summary of Significant Accounting Policies - Antidilutive Securities Excluded From Computation of Earnings Per Share (Details) - shares
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Total potential dilutive securities (in shares) [1] 379,504 122,857
Restricted Stock [Member]    
Total potential dilutive securities (in shares) [1] 137,214 55,469
Warrant [Member]    
Total potential dilutive securities (in shares) [1] 242,290 67,388
[1] Securities are presented on a weighted average outstanding calculation as required if the securities were dilutive and adjusted to give effect to the November 4, 2024 and August 4, 2025 reverse stock split.