Annual report pursuant to Section 13 and 15(d)

Income Taxes - Net Operating Loss and Tax Credit Carryforwards (Details)

v3.22.4
Income Taxes - Net Operating Loss and Tax Credit Carryforwards (Details) - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Tax Credit Carryforward [Line Items]    
Deferred Tax Asset $ 9,029,000,000 $ 9,360,000,000
Deferred Tax Asset 769,000,000 $ 705,000,000
Net operating losses before benefit of federal deductions 1,300,000,000  
Valuation allowance before considering benefit of federal deductions 794,000,000  
Foreign tax credits    
Tax Credit Carryforward [Line Items]    
Deferred Tax Asset 769,000,000  
Valuation Allowance (769,000,000)  
Net Deferred Tax Asset 0  
Net operating losses – non-U.S.    
Tax Credit Carryforward [Line Items]    
Deferred Tax Asset 331,000,000  
Valuation Allowance (147,000,000)  
Net Deferred Tax Asset 184,000,000  
Net operating losses – non-U.S. | United Kingdom    
Tax Credit Carryforward [Line Items]    
Deferred Tax Asset 7,661,000,000  
Valuation Allowance 0  
Net Deferred Tax Asset 7,661,000,000  
Net operating losses – U.S. states    
Tax Credit Carryforward [Line Items]    
Deferred Tax Asset 1,036,000,000  
Valuation Allowance (627,000,000)  
Net Deferred Tax Asset $ 409,000,000