Note 9 - Stockholders' Equity - Warrants Activity (Details)	6 Months Ended
	Mar. 31, 2026 $ / shares shares
The 2025 Pre-funded Warrants [Member]
Outstanding (in shares) \| shares	0
Issued (in shares) \| shares	7,000,000
Exercised (in shares) \| shares	0
Canceled/Expired (in shares) \| shares	0
Outstanding (in shares) \| shares	7,000,000
The 2025 Pre-funded Warrants [Member] \| Weighted Average [Member]
Outstanding, weighted average exercise price (in dollars per share) \| $ / shares	$ 0
Issued, weighted average exercise price (in dollars per share) \| $ / shares	0.001
Exercised, weighted average exercise price (in dollars per share) \| $ / shares	0
Canceled/Expired, weighted average exercise price (in dollars per share) \| $ / shares	0
Outstanding, weighted average exercise price (in dollars per share) \| $ / shares	$ 0.001
Warrants Activity, Excluding Pre-funded Warrants [Member]
Outstanding (in shares) \| shares	0
Issued (in shares) \| shares	16,800,000
Exercised (in shares) \| shares	0
Canceled/Expired (in shares) \| shares	0
Outstanding (in shares) \| shares	16,800,000
Warrants Activity, Excluding Pre-funded Warrants [Member] \| Weighted Average [Member]
Outstanding, weighted average exercise price (in dollars per share) \| $ / shares	$ 0
Issued, weighted average exercise price (in dollars per share) \| $ / shares	3
Exercised, weighted average exercise price (in dollars per share) \| $ / shares	0
Canceled/Expired, weighted average exercise price (in dollars per share) \| $ / shares	0
Outstanding, weighted average exercise price (in dollars per share) \| $ / shares	$ 3

VERU INC. 10-Q