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BUSINESS ACQUISITIONS - Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Aug. 02, 2023
Sep. 30, 2023
Sep. 30, 2023
Dec. 31, 2023
Sep. 30, 2024
Business Acquisition [Line Items]          
Contingent consideration       $ 19,550 $ 20,650
Issuance of common stock in connection with liquidity event bonus plan   $ 2,111 $ 2,111    
Apton          
Business Acquisition [Line Items]          
Stock issued for payment $ 76,600        
Cash payments 200        
Contingent consideration 18,500        
Stock-based compensation expense excluded from consideration transferred $ 1,300        
Issuance of common stock in acquisition (in shares) 6,121,571     6,300,000  
Milestone revenue $ 50,000        
Anniversary 5 years        
Average trading period 20 days        
Costs incurred       $ 9,000  
Merger-related expenses       $ 2,800  
Issuance of common stock in connection with liquidity event bonus plan (in shares)       168,621  
Issuance of common stock in connection with liquidity event bonus plan       $ 2,100  
Increase in goodwill       $ 52,300  
In-process research and development $ 55,000        
Apton | Maximum          
Business Acquisition [Line Items]          
Percentage of outstanding shares of common to be issued in merger 19.90%        
Apton | Achievement of milestone          
Business Acquisition [Line Items]          
Contingent consideration $ 25,000