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INVESTMENTS AND FAIR VALUE MEASUREMENTS - Narrative (Details)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 28, 2025
USD ($)
day
Sep. 29, 2024
USD ($)
Sep. 28, 2025
USD ($)
day
fund
Jun. 29, 2025
USD ($)
Sep. 29, 2024
USD ($)
Jun. 30, 2024
USD ($)
Dec. 29, 2024
USD ($)
Schedule of Investments [Line Items]              
Short-term investments $ 228,000   $ 228,000       $ 93,000
Strategic equity investments, without readily determinable fair values 58,000   58,000       26,000
Total revenue $ 1,084,000 $ 1,080,000 $ 3,184,000   $ 3,268,000    
GRAIL              
Schedule of Investments [Line Items]              
Contingent value right, terms     12 years        
Covered revenues of GRAIL, contingent consideration liability       $ 106,000   $ 89,000  
Payment for contingent consideration     $ 994   836    
GRAIL | Payment Rights Of One Billion, Each Twelve Years              
Schedule of Investments [Line Items]              
Contingent payment rights 2.50%   2.50%        
Business acquisition, contingent value rights, revenue threshold     $ 1,000,000        
GRAIL | Payment Rights Of Above One Billion, Each Twelve Years              
Schedule of Investments [Line Items]              
Business acquisition, contingent value rights, revenue threshold     $ 1,000,000        
Contingent payment rights, second percentage 9.00%   9.00%        
GRAIL | Revenue Risk Premium              
Schedule of Investments [Line Items]              
Revenue risk premium 0.03   0.03        
GRAIL | Calculation Trailing Period              
Schedule of Investments [Line Items]              
Revenue risk premium | day 60   60        
Spinoff | GRAIL              
Schedule of Investments [Line Items]              
Contingent consideration liabilities $ 43,000   $ 43,000       71,000
Contingent consideration, noncurrent 42,000   42,000       70,000
Increase in 20% of revenue, increase in liability 13,000   13,000        
Decrease in 20% of revenue, decrease in liability 11,000   11,000        
Effect of change of additional 250 basis points, decrease in liability 8,000   8,000        
Effect of change of additional 250 basis points, increase in liability 10,000   10,000        
Investee              
Schedule of Investments [Line Items]              
Total revenue 7,000 7,000 $ 22,000   13,000    
Venture Capital Investment Fund (the Fund)              
Schedule of Investments [Line Items]              
Number of venture capital investment funds | fund     3        
Equity method investments 215,000   $ 215,000       $ 201,000
Unrealized gain (loss) on investments $ 2,000 $ (6,000) $ 10,000   $ (3,000)