Note 6 - Stockholders' Equity and Stock-based Compensation - Summary of Warrants Activity (Details)	12 Months Ended
	Dec. 31, 2024 $ / shares shares
Warrants outstanding, number of shares (in shares) | shares	0
Warrants outstanding, weighted average exercise price (in dollars per share) | $ / shares	$ 0
Warrants issued, number of shares (in shares) | shares	5,999,999
Warrants issued, weighted average exercise price (in dollars per share) | $ / shares	$ 11
Warrants exercised, number of shares (in shares) | shares	(4,501,516)
Warrants exercised (in dollars per share) | $ / shares	$ 11
Warrants Expired/Redeemed, number of shares (in shares) | shares	0
Warrants Expired/Redeemed, weighted average exercise price (in dollars per share) | $ / shares	$ 0
Warrants outstanding, number of shares (in shares) | shares	1,498,483
Warrants outstanding, weighted average exercise price (in dollars per share) | $ / shares	$ 11
Warrants outstanding, weighted average remaining contractual life (Year)	1 year 1 month 13 days