Note 10 - Equity - Summary of Stock-Based Award Activity (Detail) - $ / shares	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Restricted Stock Awards, Beginning of the period	775,369	159,439
Restricted Stock Awards, Granted	1,519,154	419,618
Restricted Stock Awards, Vested	(190,665)	(59,607)
Restricted Stock Awards, Forfeited		(16,344)
Restricted Stock Awards, Ending of the period	2,103,858	503,106
Weighted-Average Grant Date Fair Value Per Restricted Stock Award, Beginning of the period	$ 0.99	$ 2.24
Weighted-Average Grant Date Fair Value Per Restricted Stock Award, Granted	0.4	0.78
Weighted-Average Grant Date Fair Value Per Restricted Stock Award, Vested	1.2	2.25
Weighted-Average Grant Date Fair Value Per Restricted Stock Award, Forfeited		1.83
Weighted-Average Grant Date Fair Value Per Restricted Stock Award, Ending of the period	$ 0.54	$ 1.04