Note 6 - Composition of Certain Financial Statement Captions - Schedule of Financial Statement Information (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Accounts receivable	$ 125,379	$ 131,474
Less: allowance for doubtful accounts	(2,000)	(4,162)
Accounts Receivable, after Allowance for Credit Loss, Current	123,379	127,312
Finished products	35,582	37,139
Consumable supplies	25,864	31,275
Work in-process	1,731	2,449
Raw materials	8,981	6,771
Less: inventory reserve	(6,461)	(3,574)
Inventory, Net	65,697	74,060
Prepaid supplies	6,177	7,918
Prepaid insurance	3,848	4,496
Taxes recoverable	4,211	8,191
Other receivables	2,610	13,105
Other	7,673	6,252
Prepaid Expense and Other Assets, Current	24,519	39,962
Less: accumulated depreciation	(157,127)	(142,406)
Property, Plant and Equipment, Net	75,429	82,879
Less: accumulated amortization	(488,694)	(398,959)
Finite-Lived Intangible Assets, Net	740,283	823,520
Employee benefits	28,952	33,765
Gross to net provision	9,420	6,477
Inventory received but not invoiced	1,653	7,830
Taxes payable	1,384	5,351
Commitments and contingencies	8,088	4,295
Clinical trials	7,624	4,700
Finance leases short-term	2,827	2,809
Royalties	1,544	2,323
Professional fees	3,470	1,820
Commissions	1,822	1,471
Contingent consideration	0	62
Contract liabilities	0	0
Other	23,302	27,366
Accrued Liabilities, Current	90,086	98,269
Mortgages and other debts payable	7,709	9,098
Finance leases long-term	7,274	7,089
Contingent consideration	0	974
Contract liabilities	7	138
Other Liabilities, Noncurrent	27,189	27,371
Other Intangible Assets [Member]
Finite lived intangible assets, gross	6,000	5,861
Other	12,199	10,072
Technology-Based Intangible Assets [Member]
Finite lived intangible assets, gross	831,509	826,282
Customer Relationships [Member]
Finite lived intangible assets, gross	315,799	314,854
Trade Names [Member]
Finite lived intangible assets, gross	49,758	49,752
Noncompete Agreements [Member]
Finite lived intangible assets, gross	12,916	12,911
Licensing Agreements [Member]
Finite lived intangible assets, gross	6,205	5,988
Project Registration [Member]
Finite lived intangible assets, gross	6,790	6,831
Machinery Medical and Other Equipment [Member]
Property, Plant, and Equipment, Gross	138,776	136,048
Leasehold Improvements [Member]
Property, Plant, and Equipment, Gross	28,058	25,516
Furniture and Fixtures [Member]
Property, Plant, and Equipment, Gross	12,046	11,271
Building [Member]
Property, Plant, and Equipment, Gross	18,885	18,314
Software and Software Development Costs [Member]
Property, Plant, and Equipment, Gross	14,410	14,218
Automobiles and Aircraft [Member]
Property, Plant, and Equipment, Gross	12,701	12,808
Land [Member]
Property, Plant, and Equipment, Gross	2,425	2,317
Construction in Progress [Member]
Property, Plant, and Equipment, Gross	$ 5,255	$ 4,793