Note 10 - Equity-based Compensation - Summary of Restricted Stock Units (Details) - Restricted Stock Units (RSUs) [Member] - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
UnvestedNonvested, Number (in shares)	2,448,743
Unvested, Weighted Average Grant Date Fair Value (in dollars per share)	$ 3.07
Unvested, Weighted Average Remaining Contractual Terms (Year)	8 years 4 months 28 days	9 years 4 months 20 days
Unvested, Aggregate Intrinsic Value	$ 2,830	$ 3,061
GrantedNonvested, Number (in shares)	0
ForfeitedNonvested, Number (in shares)	(25,000)
Actual vestedNonvested, Number (in shares)	(549,680)
Unvested and expected to vestNonvested, Number (in shares)	1,874,063	2,448,743
Unvested and expected to vest, Weighted Average Grant Date Fair Value (in dollars per share)	$ 3.05	$ 3.07