Note 6 - Stockholders' Equity - Schedule of Warrants by Exercise Price (Details) - $ / shares	3 Months Ended
	Mar. 31, 2026	Dec. 31, 2025
Warrants, outstanding (in shares)	10,330,000	10,330,000
Warrants, outstanding, weighted average exercise price (in dollars per share)	$ 10.25	$ 10.25
Warrants, outstanding, weighted average remianing life (Year)	2 years 4 months 17 days
Warrants, exercisable (in shares)	10,330,000
Warrants, exercisable, weighted average exercise price (in dollars per share)	$ 10.25
Range 1 [Member]
Warrants, outstanding (in shares)	1,200,000
Warrants, outstanding, weighted average exercise price (in dollars per share)	$ 0.75
Warrants, outstanding, weighted average remianing life (Year)	6 months 18 days
Warrants, exercisable (in shares)	1,200,000
Warrants, exercisable, weighted average exercise price (in dollars per share)	$ 0.75
Range 2 [Member]
Warrants, outstanding (in shares)	9,130,000
Warrants, outstanding, weighted average exercise price (in dollars per share)	$ 11.5
Warrants, outstanding, weighted average remianing life (Year)	2 years 7 months 13 days
Warrants, exercisable (in shares)	9,130,000
Warrants, exercisable, weighted average exercise price (in dollars per share)	$ 11.5