Note 10 - Stock Options, Incentive Plans, Stock Awards, and Employee Benefit Plan - Schedule of Share-based Compensation Activity (Details) - Restricted Stock [Member] - $ / shares			12 Months Ended
	Jun. 21, 2024	Feb. 08, 2023	Dec. 31, 2024
Outstanding, beginning balance (in shares)			6,384,900
Outstanding, weighted average exercise price, beginning balance (in dollars per share)			$ 2.17
Granted (in shares)	966,000	1,403,000	966,000
Granted, weighted average exercise price (in dollars per share)			$ 1.55
Vested (in shares)			(1,563,345)
Vested, weighted average exercise price (in dollars per share)			$ 0
Forfeited (in shares)			(15,000)
Forfeited, weighted average exercise price (in dollars per share)			$ 0
Outstanding, ending balance (in shares)			5,772,555
Outstanding, weighted average exercise price, ending balance (in dollars per share)			$ 1.95
Weighted average contractual remaining life, outstanding (Year)			6 years 3 months 7 days
Expected to Vest after year end (in shares)			5,772,555
Expected to Vest, weighted average exercise price (in dollars per share)			$ 1.95
Weighted average contractual remaining life, expected to vest after year end (Year)			6 years 3 months 7 days