Note 10 - Equity - Summary of Stock-Based Award Activity (Detail) - $ / shares	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Restricted Stock Awards, Beginning of the period	159,439	237,621
Restricted Stock Awards, Granted	697,393	138,262
Restricted Stock Awards, Vested	(59,607)	(194,457)
Restricted Stock Awards, Forfeited	(21,856)	(21,987)
Restricted Stock Awards, Ending of the period	775,369	159,439
Weighted-Average Grant Date Fair Value Per Restricted Stock Award, Beginning of the period	$ 1.62	$ 1.26
Weighted-Average Grant Date Fair Value Per Restricted Stock Award, Granted	0.78	2.2
Weighted-Average Grant Date Fair Value Per Restricted Stock Award, Vested	2.25	1
Weighted-Average Grant Date Fair Value Per Restricted Stock Award, Forfeited	1.6	2.35
Weighted-Average Grant Date Fair Value Per Restricted Stock Award, Ending of the period	$ 0.99	$ 1.62