Quarterly report [Sections 13 or 15(d)]

Note 14 - Stock-based Compensation - Stock Option Transactions (Details)

v3.25.3
Note 14 - Stock-based Compensation - Stock Option Transactions (Details) - $ / shares
9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Outstanding, options (in shares) 39,489,000  
Outstanding, weighted average exercise price (in dollars per share) $ 1,170.3  
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  
Exercised, options (in shares) 0  
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price $ 0  
Forfeited, options (in shares) (2,119,000)  
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price $ 1,500.95  
Outstanding, options (in shares) 37,370,000  
Outstanding, weighted average exercise price (in dollars per share) $ 1,157.39  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term 5 years 9 months 18 days  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number 29,763,000  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price $ 1,396.22  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term 5 years 4 months 24 days  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number 35,496,000  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price $ 1,207.38  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term 5 years 8 months 12 days