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

Note 10 - Share-based Compensation - Schedule of Options (Details)

v3.25.3
Note 10 - Share-based Compensation - Schedule of Options (Details)
 12 Months Ended
Sep. 30, 2025
USD ($)
$ / shares
shares
Outstanding, balance (in shares) | shares 1,846,269
Outstanding, exercise price (in dollars per share) | $ / shares $ 45.92
Granted (in shares) | shares 184,000
Granted, exercise price (in dollars per share) | $ / shares $ 5.36
Exercised (in shares) | shares 0
Exercised, exercise price (in dollars per share) | $ / shares $ 0
Forfeited (in shares) | shares (119,249)
Forfeited, exercise price (in dollars per share) | $ / shares $ 43.22
Outstanding, balance (in shares) | shares 1,911,020
Outstanding, exercise price (in dollars per share) | $ / shares $ 42.18
Outstanding, remaining contractual term (Year) 5 years 3 months 21 days
Outstanding, intrinsic value | $ $ 0
Exercisable (in shares) | shares 1,525,580
Exercisable, exercise price (in dollars per share) | $ / shares $ 46.93
Exercisable, remaining contractual term (Year) 4 years 5 months 12 days
Exercisable, intrinsic value | $ $ 0