Quarterly report [Sections 13 or 15(d)]

Note 13 - Stock-based Compensation (Details Textual)

v3.25.1
Note 13 - Stock-based Compensation (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Jun. 01, 2021
Common Stock, No Par Value $ 0   $ 0  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares) 3,777      
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year) 10 years      
Employee Stock Purchase Plan, Maximum Payroll Deduction, Percent 15.00%      
Employee Stock Purchase Plan, Stock Purchase Price, Percent 85.00%      
Common shares issued under the ESPP plan (Shares) 338 363    
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount $ 300      
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) 1 year 4 months 24 days      
Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount $ 0      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number 30,593,000 29,862,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price (in dollars per share) $ 1,415.22 $ 1,602.3    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term (Month) 5 years 9 months 18 days 5 years 6 months 21 days    
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term 6 years 2 months 12 days 7 years 10 days    
Share-Based Payment Arrangement, Expense $ 326 $ 809    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares) 0 13,605,000    
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price $ 0 $ 60    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 0 0    
New Incentive Plan [Member]        
Common Stock, No Par Value       $ 0
New Incentive Plan [Member] | Maximum [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)       23,046