v3.25.3
BUSINESS COMBINATIONS - Additional Information (Details)
$ in Millions
 3 Months Ended 9 Months Ended 12 Months Ended
Dec. 02, 2024
USD ($)
Oct. 01, 2024
USD ($)
Sep. 03, 2024
USD ($)
Jun. 03, 2024
USD ($)
state
Sep. 30, 2025
USD ($)
arrangement
Sep. 30, 2025
USD ($)
business
arrangement
Dec. 31, 2024
USD ($)
business
Business Combination [Line Items]              
Net revenues from material acquisitions         $ 50 $ 142  
Operating income from material acquisitions         $ 10 $ 19  
Number of arrangements for provisions | arrangement         3 3  
Series of Individually Immaterial Business Combinations              
Business Combination [Line Items]              
Number of businesses acquired | business           11 9
Total consideration           $ 214 $ 77
Cash paid at closing           170 63
Cash deposited into escrow           13 0
Accrued consideration           31 14
Goodwill, expected tax deductible amount         $ 108 108 84
Elevated Acquisition              
Business Combination [Line Items]              
Total consideration       $ 578      
Cash paid at closing       572      
Cash deposited into escrow       $ 6      
Goodwill, expected tax deductible amount         19 19  
Equity interests acquired       100.00%      
Number of states in which customers are served | state       18      
Acquisition A24              
Business Combination [Line Items]              
Total consideration     $ 33        
Cash paid at closing     24        
Cash deposited into escrow     0        
Accrued consideration     $ 9        
Acquisition B24              
Business Combination [Line Items]              
Total consideration   $ 101          
Cash paid at closing   99          
Cash deposited into escrow   2          
Accrued consideration   $ 0          
Acquisition C24              
Business Combination [Line Items]              
Total consideration $ 33            
Cash paid at closing 26            
Cash deposited into escrow 0            
Accrued consideration $ 7            
API Acquisition              
Business Combination [Line Items]              
Contingent compensation         4 4 0
Maximum payout of contingent compensation         16 16 2
Payout of accrued contingent compensation         4 4 0
Liability for deferred payments         $ 38 $ 38 $ 28
API Acquisition | Minimum              
Business Combination [Line Items]              
Contingent compensation arrangements recognized period           1 year  
Liability for deferred payments recognition period           1 year  
API Acquisition | Maximum              
Business Combination [Line Items]              
Contingent compensation arrangements recognized period           4 years  
Liability for deferred payments recognition period           4 years