Note 1 - Organization and Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2025

Notes Tables

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

	As of
	March 31,
	2025		2024
Unvested restricted stock		11,439,016		9,898,448
Options		4,465,216		4,694,529
Warrants		165,214		312,272
Shares issuable upon note conversion		21,973		21,167
Total		16,091,419		14,926,416

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three months ended
	March 31,
(in thousands, except share and per share data)	2025		2024
Net income (loss)		5,060		(10,707	)
Weighted-average common shares outstanding		146,677,783		146,209,213
Dilutive effect of potential common shares		16,091,419		-
Weighted-average common shares outstanding assuming dilution		162,769,202		146,209,213
Net income (loss) per share - basic		0.03		(0.07	)
Net income (loss) per share - diluted		0.03		(0.07	)