v3.25.2
INCOME TAXES - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Jan. 02, 2024
May 14, 2023
Dec. 31, 2024
Mar. 31, 2024
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items]                
Net tax charge related to re-organizations and disentanglements         $ 650 $ 27    
Loss on derivative instruments, pretax         86 96 $ 0  
CCR gain   $ (292)     318 0 0  
Foreign tax credits generated and utilized in the current year         44   45  
Withholding tax of repatriated foreign earnings           19    
TCC acquisition-related gain         0 (8) 705  
Chubb gain         0 0 1,105  
Tax credit carryforward, amount     $ 1,404   1,404      
Unrecognized tax benefits     365   365 382 291 $ 251
Income tax rate reconciliation     8 $ 21        
Undistributed earnings of foreign subsidiaries     11,500   11,500      
Minimum                
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items]                
Decrease in unrecognized tax benefits is reasonably possible     10   10      
Maximum                
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items]                
Decrease in unrecognized tax benefits is reasonably possible     $ 40   40      
Swiss Federal Tax Administration (FTA)                
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items]                
Tax credit carryforward, amount           $ 1,300    
Tax credit carryforward, offset period           10 years    
Chubb Fire and Security | Disposal Group, Disposed of by Sale, Not Discontinued Operations                
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items]                
Chubb gain             1,100  
VCS Business | Foreign Exchange Forward                
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items]                
Loss on derivative instruments, pretax $ 86       $ 86 $ 96 $ 0