Note 5 - Composition of Certain Financial Statement Captions - Schedule of Financial Statement Information (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Accounts receivable	$ 108,583	$ 125,379
Less: allowance for credit losses	(2,004)	(2,000)
Accounts Receivable, after Allowance for Credit Loss, Current	106,579	123,379
Consumable supplies	16,218	25,864
Finished products	34,206	35,582
Work in-process	2,265	1,731
Raw materials	10,491	8,981
Less: inventory reserve	(3,772)	(6,461)
Inventory, Net	59,408	65,697
Escrow receivable	23,750	0
Taxes recoverable	6,767	4,211
Prepaid expenses	9,572	6,177
Prepaid insurance	6,302	3,848
Other receivables	1,563	2,610
Other	9,295	7,673
Prepaid Expense and Other Assets, Current	57,249	24,519
Less: accumulated amortization	(517,400)	(488,694)
Finite-Lived Intangible Assets, Net	641,396	740,283
Employee benefits and severance	38,474	28,952
Clinical trials	3,725	7,624
Commitments and contingencies	11,141	8,088
Accrued interest	6,021	2,601
Gross to net provision	6,033	9,420
Inventory received but not invoiced	2,306	1,653
Finance leases short-term	1,855	2,827
Professional fees	4,375	3,470
Taxes payable	15,334	1,384
Royalties	767	1,544
Commissions	1,521	1,822
Other	31,254	20,701
Accrued Liabilities, Current	122,806	90,086
Employee severance	16,284	0
Mortgages and other debts payable	3,529	7,709
Finance leases long-term	4,689	7,274
Contract liabilities	7	7
Other	11,995	12,199
Other Liabilities, Noncurrent	36,504	27,189
Customer Relationships [Member]
Finite lived intangible assets, gross	258,048	315,799
Technology-Based Intangible Assets [Member]
Finite lived intangible assets, gross	818,971	831,509
Trade Names [Member]
Finite lived intangible assets, gross	49,759	49,758
Noncompete Agreements [Member]
Finite lived intangible assets, gross	12,917	12,916
Licensing Agreements [Member]
Finite lived intangible assets, gross	6,311	6,205
Project Registration [Member]
Finite lived intangible assets, gross	6,738	6,790
Other Intangible Assets [Member]
Finite lived intangible assets, gross	$ 6,052	$ 6,000