Note 2 - Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Revenue from Contract with Customer, Excluding Assessed Tax	$ 63,474	$ 7,803
Product [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	50,488	7,765
License Revenue [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	38	38
Milestone [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	12,500	0
Royalty [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	33	0
Other Revenue [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 415	$ 0