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Acquisitions and divestitures - Narrative (Details)
3 Months Ended
Feb. 27, 2023
USD ($)
Feb. 13, 2023
USD ($)
Jul. 12, 2022
USD ($)
tranche
Apr. 01, 2023
USD ($)
Apr. 02, 2022
USD ($)
Dec. 31, 2022
USD ($)
Jun. 30, 2022
USD ($)
Aug. 31, 2021
USD ($)
Business Acquisition [Line Items]                
Impairment of assets       $ 78,615,000 $ 0      
Loss from discontinued operations, net of tax $ 60,639,000              
Wound Business | Discontinued Operations, Held-for-sale                
Business Acquisition [Line Items]                
Impairment of assets       78,615,000        
Impairment charges, after tax       63,337,000        
Elron                
Business Acquisition [Line Items]                
Litigation settlement, amount awarded to other party 150,000              
CartiHeal Ltd                
Business Acquisition [Line Items]                
Litigation settlement, amount awarded to other party $ 10,000,000              
CartiHeal Ltd                
Business Acquisition [Line Items]                
Loss from equity method investments         $ 401,000      
Series G Preferred Stock | CartiHeal Ltd                
Business Acquisition [Line Items]                
Investments     $ 15,768,000     $ 16,771,000    
CartiHeal Ltd                
Business Acquisition [Line Items]                
Percentage of business acquired     100.00%          
Business combination, consideration transferred     $ 315,000,000          
Payments to acquire businesses, gross     100,000,000          
Escrow deposit     50,000,000         $ 50,000,000
Transaction related fees and expenses     $ 8,622,000          
Number of tranches | tranche     5          
Business acquisition, percentage of shares transferred to trustee 100.00%              
CartiHeal Ltd | Line of Credit | Term Loan Facility                
Business Acquisition [Line Items]                
Financing arrangement     $ 50,000,000          
CartiHeal Ltd | Call Option                
Business Acquisition [Line Items]                
Percentage of business acquired             100.00%  
CartiHeal Ltd | Put Option                
Business Acquisition [Line Items]                
Percentage of business acquired             100.00%  
CartiHeal Ltd | Sales Milestone                
Business Acquisition [Line Items]                
Business combination, contingent consideration, liability     135,000,000          
CartiHeal Ltd | Deferred Consideration                
Business Acquisition [Line Items]                
Business combination, contingent consideration, liability     215,000,000          
CartiHeal Ltd | Deferred Amount Payable by July 1 2023                
Business Acquisition [Line Items]                
Business combination, contingent consideration, liability     50,000,000          
Payment for contingent consideration liability   $ 50,000,000            
CartiHeal Ltd | Deferred Amount Payable by September 1 2023                
Business Acquisition [Line Items]                
Business combination, contingent consideration, liability     50,000,000          
CartiHeal Ltd | Deferred Amount Payable by January 1 2025                
Business Acquisition [Line Items]                
Business combination, contingent consideration, liability     25,000,000          
CartiHeal Ltd | Deferred Amount Payable by January 1 2026                
Business Acquisition [Line Items]                
Business combination, contingent consideration, liability     25,000,000          
CartiHeal Ltd | Deferred Amount Payable by January 1 2027                
Business Acquisition [Line Items]                
Business combination, contingent consideration, liability     $ 65,000,000          
CartiHeal Ltd | Deferred Amount                
Business Acquisition [Line Items]                
Deferred amount interest rate (in percent)             8.00%  
CartiHeal Ltd | Trailing Twelve Month Sales                
Business Acquisition [Line Items]                
Business combination, contingent consideration, liability             $ 75,000,000  
CartiHeal Ltd | Intellectual Property | U.S.                
Business Acquisition [Line Items]                
Goodwill expected tax deductible amount       55,295,000        
CartiHeal Ltd | Intellectual Property | International                
Business Acquisition [Line Items]                
Goodwill expected tax deductible amount       $ 4,999,000