Annual report pursuant to Section 13 and 15(d)

Income Taxes - Narrative (Details)

v3.24.0.1
Income Taxes - Narrative (Details)
 12 Months Ended
Dec. 31, 2023
USD ($)
jurisdiction
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Income Tax Disclosure [Line Items]      
Tax law changes, negative (positive) adjustment $ (137,000,000) $ 186,000,000 $ (2,050,000,000)
Unrecognized tax benefits that would impact effective rate 671,000,000 709,000,000 959,000,000
Decrease in unrecognized tax benefits, reasonably possible 109,000,000    
Penalties and interest expense (benefit) 35,000,000 (50,000,000) 32,000,000
Penalties and interest accrued $ 134,000,000 107,000,000  
Number of jurisdictions for filing income tax returns (more than) | jurisdiction 100    
Temporary differences with investments in Non-US subsidiaries $ 5,000,000,000    
Deferred tax liability, temporary differences with investments in Non-US subsidiaries 1,000,000,000    
Accumulated Other Comprehensive Income (Loss)      
Income Tax Disclosure [Line Items]      
Other comprehensive income (loss), tax expense (benefit) 892,000,000 $ (4,949,000,000) $ (877,000,000)
Net operating losses – non-U.S.      
Income Tax Disclosure [Line Items]      
Valuation Allowance (44,000,000)    
United Kingdom | Net operating losses – non-U.S.      
Income Tax Disclosure [Line Items]      
Valuation Allowance $ 0