v3.24.2.u1
ASSET ACQUISITIONS AND BUSINESS COMBINATIONS (Narrative) (Details)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Sep. 01, 2023
USD ($)
$ / shares
shares
Jun. 30, 2024
USD ($)
item
$ / shares
Mar. 31, 2024
USD ($)
item
Jun. 30, 2023
USD ($)
Mar. 31, 2023
USD ($)
item
Dec. 31, 2022
USD ($)
Jun. 30, 2022
USD ($)
item
Jun. 30, 2024
USD ($)
$ / shares
shares
Jun. 30, 2023
USD ($)
Dec. 31, 2023
USD ($)
$ / shares
Business Acquisition [Line Items]                    
Research and development   $ 37,698   $ 21,347       $ 94,966 $ 42,429  
Contingent consideration liability   121,332           121,332   $ 139,358
Goodwill   1,454,117       $ 197,471   1,454,117   $ 1,434,540
Acquisition related costs   $ 13,734   $ 5,707       $ 16,152 $ 7,068  
Customer Relationships & Other Intangibles [Member]                    
Business Acquisition [Line Items]                    
Weighted average amortization period   10 years 7 months 6 days           10 years 7 months 6 days   10 years 7 months 6 days
Developed Technology [Member]                    
Business Acquisition [Line Items]                    
Weighted average amortization period   8 years           8 years   8 years
Fibriant B.V. [Member]                    
Business Acquisition [Line Items]                    
Research and development     $ 12,600              
Contingent consideration payment     12,000              
Asset Acquisition, Consideration Transferred     12,000              
Achievement Of Certain Performance Obligation [Member] | Fibriant B.V. [Member]                    
Business Acquisition [Line Items]                    
Additional contingent consideration     $ 10,000              
Harvest Biologics, LLC [Member]                    
Business Acquisition [Line Items]                    
Purchase price, preliminary post-closing adjustments           $ 1,400        
Purchase price allocation finalization period           1 year        
Inventory acquired           $ 3,300        
Business combination, consideration transferred           30,000        
Goodwill           15,200        
Harvest Biologics, LLC [Member] | Customer Relationships & Other Intangibles [Member]                    
Business Acquisition [Line Items]                    
Intangible assets acquired           $ 10,500        
Weighted average amortization period           20 years        
Harvest Biologics, LLC [Member] | Developed Technology [Member]                    
Business Acquisition [Line Items]                    
Intangible assets acquired           $ 2,400        
Weighted average amortization period           8 years        
Series of Individually Immaterial Business Acquisitions [Member]                    
Business Acquisition [Line Items]                    
Number of acquisitions | item     1   1   1      
Identifiable Assets         $ 400          
Inventory acquired         1,000          
Goodwill     $ 17,900              
Payments to Acquire Businesses, Gross         $ 1,400          
Business combination, consideration transferred             $ 200      
Contingent payments, performance period             10 years      
Goodwill             $ 4,600      
Contingent consideration payment     19,100       $ 4,400      
Fair value adjustments to inventory     $ 1,800              
One Acquisition [Member]                    
Business Acquisition [Line Items]                    
Number of acquisitions | item   1                
Payments to Acquire Businesses, Gross   $ 100                
Contingent consideration liability   $ 1,900           $ 1,900    
Contingent payments, performance period   5 years                
Goodwill   $ 2,000           $ 2,000    
Two Acquisitions [Member]                    
Business Acquisition [Line Items]                    
Weighted average amortization period     10 years              
Payments to Acquire Businesses, Gross     $ 500              
NuVasive Merger Agreement [Member]                    
Business Acquisition [Line Items]                    
Common Stock, Par or Stated Value Per Share | $ / shares   $ 0.001           $ 0.001    
NuVasive [Member]                    
Business Acquisition [Line Items]                    
Future services amount, not yet expensed               $ 29,400    
Acquisition related costs recognized               13,600    
Inventory acquired $ 570,300 $ 558,034           558,034    
Payments to Acquire Businesses, Gross 2,603,836             2,603,836    
Business combination, consideration transferred 2,603,836                  
Goodwill 924,155 $ 1,235,588           1,235,588    
Acquisition related costs               12,900    
Repaid debt outstanding 420,762             420,800    
Fair value of assumed equity awards $ 28,635             28,600    
Awards vested post acquisition               $ 42,300    
Common Stock, Par or Stated Value Per Share | $ / shares $ 0.001                  
Convertible Debt [Member]                    
Business Acquisition [Line Items]                    
Stated interest rate 0.375% 0.375%           0.375%   0.375%
Common Class A [Member]                    
Business Acquisition [Line Items]                    
Common Stock, Par or Stated Value Per Share | $ / shares   $ 0.001           $ 0.001   $ 0.001
Conversion of Stock, Shares Converted | shares               1    
Common Class A [Member] | NuVasive Merger Agreement [Member]                    
Business Acquisition [Line Items]                    
Conversion of Stock, Shares Converted | shares 0.75             0.75