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

Note 13 - Stock-based Compensation - Stock Option Outstanding (Details)

v3.25.4
Note 13 - Stock-based Compensation - Stock Option Outstanding (Details) - Equity Incentive Plan 2014 [Member]
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2025
USD ($)
$ / shares
shares
Outstanding at beginning of year (in shares) | shares 12
Outstanding, weighted average exercise price (in dollars per share) | $ / shares $ 471.74
Forfeited (in shares) | shares 0
Forfeited, weighted average exercise price (in dollars per share) | $ / shares $ 0
Expired (in shares) | shares (1)
Expired, weighted average exercise price (in dollars per share) | $ / shares $ 1,796.39
Outstanding at end of year (in shares) | shares 11
Outstanding, weighted average exercise price (in dollars per share) | $ / shares $ 344.11
Outstanding at end of year (Year) 2 years 5 months 15 days
Outstanding at end of year | $ $ 0
Vested and expected to vest (in shares) | shares 11
Vested and expected to vest, weighted average exercise price (in dollars per share) | $ / shares $ 344.11
Vested and expected to vest (Year) 2 years 5 months 15 days
Vested and expected to vest | $ $ 0
Exercisable at year end (in shares) | shares 11
Exercisable, weighted average exercise price (in dollars per share) | $ / shares $ 344
Exercisable at year end (Year) 2 years 5 months 15 days
Exercisable at year end | $ $ 0