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ACQUISITIONS - Acquisitions (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Aug. 26, 2025
May 29, 2025
Dec. 31, 2024
Business Combination [Line Items]          
Cash paid in business combinations, net of cash acquired $ 250,695 $ 735,327      
Goodwill 2,644,910       $ 2,378,671
VLAB Works          
Business Combination [Line Items]          
Cash acquired       $ 5,200  
Cash paid in business combinations, net of cash acquired 122,100        
Current assets       8,692  
Goodwill       94,736  
Acquired intangibles       27,700  
Other long-term assets       1,316  
Total assets acquired       132,444  
Current liabilities       4,161  
Long-term liabilities       898  
Total liabilities assumed       5,059  
Total purchase consideration       $ 127,385  
Finite-lived Intangible Assets Acquired $ 27,700        
Weighted-average useful life of definite-lived intangible assets acquired 6 years 2 months 12 days        
VLAB Works | Agreements and Relationship [Member]          
Business Combination [Line Items]          
Finite-lived Intangible Assets Acquired $ 9,000        
Weighted-average useful life of definite-lived intangible assets acquired 7 years        
VLAB Works | Tradename Trademark and Patents [Member]          
Business Combination [Line Items]          
Finite-lived Intangible Assets Acquired $ 400        
Weighted-average useful life of definite-lived intangible assets acquired 3 years        
VLAB Works | Existing Technology [Member]          
Business Combination [Line Items]          
Finite-lived Intangible Assets Acquired $ 18,300        
Weighted-average useful life of definite-lived intangible assets acquired 6 years        
ARM ARTISAN FOUNDATION IP          
Business Combination [Line Items]          
Cash paid in business combinations, net of cash acquired $ 128,500        
Current assets     $ 936    
Goodwill     49,917    
Acquired intangibles     81,000    
Other long-term assets     502    
Total assets acquired     132,355    
Current liabilities     3,089    
Long-term liabilities     775    
Total liabilities assumed     3,864    
Total purchase consideration     $ 128,491    
Finite-lived Intangible Assets Acquired $ 81,000        
Weighted-average useful life of definite-lived intangible assets acquired 6 years 7 months 6 days        
ARM ARTISAN FOUNDATION IP | Agreements and Relationship [Member]          
Business Combination [Line Items]          
Finite-lived Intangible Assets Acquired $ 27,300        
Weighted-average useful life of definite-lived intangible assets acquired 10 years        
ARM ARTISAN FOUNDATION IP | Tradename Trademark and Patents [Member]          
Business Combination [Line Items]          
Finite-lived Intangible Assets Acquired $ 8,300        
Weighted-average useful life of definite-lived intangible assets acquired 6 years 6 months        
ARM ARTISAN FOUNDATION IP | Existing Technology [Member]          
Business Combination [Line Items]          
Finite-lived Intangible Assets Acquired $ 45,400        
Weighted-average useful life of definite-lived intangible assets acquired 4 years 6 months