Note 13 - Net Loss Per Share Attributable to Common Stockholders - Summary of Antidilutive Securities (Details) - shares	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Potentially dilutive securities excluded from denominator of the diluted earnings per share computation (in shares)	23,981,183	20,832,775
Share-Based Payment Arrangement, Option [Member]
Potentially dilutive securities excluded from denominator of the diluted earnings per share computation (in shares)	20,659,336	17,270,980
Restricted Stock Units (RSUs) [Member]
Potentially dilutive securities excluded from denominator of the diluted earnings per share computation (in shares)	2,828,395	2,931,662
Warrant [Member] | Common Stock [Member]
Potentially dilutive securities excluded from denominator of the diluted earnings per share computation (in shares)	158,262	227,434
Employee Stock Purchase Plan [Member]
Potentially dilutive securities excluded from denominator of the diluted earnings per share computation (in shares)	335,190	402,699