Note 6 - Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands		9 Months Ended	12 Months Ended
		Sep. 30, 2021	Dec. 31, 2020
Gross Carrying Value			$ 35,160
Accumulated Amortization		$ (9,451)	(4,111)
Net Carrying Value		87,571	31,049
Total intangible assets, gross		164,462
Total intangible assets, net		155,011	$ 31,049
In Process Research and Development [Member]
In-process research and development	[1]	$ 67,440
Weighted Average [Member]
Weighted Average Useful Life (Year)		10 years 1 month 6 days	9 years 8 months 12 days
Customer Relationships [Member]
Gross Carrying Value		$ 17,516	$ 8,220
Accumulated Amortization		(1,177)	(330)
Net Carrying Value		$ 16,339	$ 7,890
Customer Relationships [Member] | Weighted Average [Member]
Weighted Average Useful Life (Year)		10 years 9 months 18 days	12 years 9 months 18 days
Trade Names [Member]
Gross Carrying Value		$ 35,574	$ 6,610
Accumulated Amortization		(1,672)	(508)
Net Carrying Value		$ 33,902	$ 6,102
Trade Names [Member] | Weighted Average [Member]
Weighted Average Useful Life (Year)		14 years 4 months 24 days	14 years
Technology-Based Intangible Assets [Member]
Gross Carrying Value		$ 41,942	$ 19,670
Accumulated Amortization		(6,300)	(3,232)
Net Carrying Value		$ 35,642	$ 16,438
Technology-Based Intangible Assets [Member] | Weighted Average [Member]
Weighted Average Useful Life (Year)		6 years 1 month 6 days	7 years 1 month 6 days
Noncompete Agreements [Member]
Gross Carrying Value		$ 1,990	$ 660
Accumulated Amortization		(302)	(41)
Net Carrying Value		$ 1,688	$ 619
Noncompete Agreements [Member] | Weighted Average [Member]
Weighted Average Useful Life (Year)		3 years 3 months 18 days	3 years 9 months 18 days

[1] In-process R&D represents the fair value of incomplete research and development that has not yet reached technological feasibility. We will amortize the asset upon technological feasibility.