Note 16 - Stock-based Compensation - Summary of Outstanding and Exercisable Stock Options (Details)	12 Months Ended
	Dec. 31, 2024 $ / shares shares
Outstanding, stock options (in shares) | shares	23,280,017
Outstanding, weighted average contractual life (Year)	5 years 29 days
Outstanding, weighed average exercise price (in dollars per share)	$ 4.32
Exercisable, stock options (in shares) | shares	21,135,060
Exercisable, weighted average contractual life (Year)	4 years 9 months 25 days
Exercisable, weighted average exercise price (in dollars per share)	$ 4.01
Outstanding, weighted average contractual life (Year)	5 years 29 days
Outstanding, weighed average exercise price (in dollars per share)	$ 4.32
Range 1 [Member]
Lower exercise price (in dollars per share)	0.16
Upper exercise price (in dollars per share)	$ 1.59
Outstanding, stock options (in shares) | shares	7,600,165
Outstanding, weighted average contractual life (Year)	2 years 8 months 1 day
Outstanding, weighed average exercise price (in dollars per share)	$ 1.41
Exercisable, stock options (in shares) | shares	7,600,165
Exercisable, weighted average contractual life (Year)	2 years 8 months 1 day
Exercisable, weighted average exercise price (in dollars per share)	$ 1.41
Outstanding, weighted average contractual life (Year)	2 years 8 months 1 day
Outstanding, weighed average exercise price (in dollars per share)	$ 1.41
Range 2 [Member]
Lower exercise price (in dollars per share)	1.6
Upper exercise price (in dollars per share)	$ 4
Outstanding, stock options (in shares) | shares	9,120,504
Outstanding, weighted average contractual life (Year)	5 years 7 months 9 days
Outstanding, weighed average exercise price (in dollars per share)	$ 3.9
Exercisable, stock options (in shares) | shares	9,120,504
Exercisable, weighted average contractual life (Year)	5 years 7 months 9 days
Exercisable, weighted average exercise price (in dollars per share)	$ 3.9
Outstanding, weighted average contractual life (Year)	5 years 7 months 9 days
Outstanding, weighed average exercise price (in dollars per share)	$ 3.9
Range 3 [Member]
Lower exercise price (in dollars per share)	4.01
Upper exercise price (in dollars per share)	$ 9.64
Outstanding, stock options (in shares) | shares	6,559,348
Outstanding, weighted average contractual life (Year)	7 years 1 month 20 days
Outstanding, weighed average exercise price (in dollars per share)	$ 8.27
Exercisable, stock options (in shares) | shares	4,414,391
Exercisable, weighted average contractual life (Year)	6 years 10 months 17 days
Exercisable, weighted average exercise price (in dollars per share)	$ 8.71
Outstanding, weighted average contractual life (Year)	7 years 1 month 20 days
Outstanding, weighed average exercise price (in dollars per share)	$ 8.27