Annual report pursuant to Section 13 and 15(d)

Assets and Liabilities Measured at Fair Value (Details)

v3.24.0.1
Assets and Liabilities Measured at Fair Value (Details)
shares in Millions, $ in Millions
 12 Months Ended
Aug. 11, 2022
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Aug. 10, 2022
$ / item
shares
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Long-term debt fair value   $ 287 $ 237  
Term deposits   $ 0 200  
Exchangeable Senior Debentures due 2051        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Margin   0.50%    
Forward Contracts | Variable prepaid forward        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Forward contract shares indexed | shares       2.4
Forward floor price | $ / item       23.64
Forward cap price | $ / item       29.24
Variable prepaid forward prepayment received $ 9      
Level 2 | Forward Contracts | Variable Postpaid Forward        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Derivative Asset, Statement of Financial Position [Extensible Enumeration]   Other Assets, Noncurrent    
Recurring        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cash equivalents   $ 404 232  
Recurring | Exchangeable Senior Debentures due 2051        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Long-term debt fair value   287 237  
Recurring | Financial instrument liabilities        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Financial instruments liabilities   21 30  
Recurring | Variable prepaid forward        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Derivative asset   6 12  
Recurring | Level 1        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cash equivalents   404 32  
Recurring | Level 2        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cash equivalents     200  
Recurring | Level 2 | Exchangeable Senior Debentures due 2051        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Long-term debt fair value   287 237  
Recurring | Level 2 | Financial instrument liabilities        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Financial instruments liabilities   21 30  
Recurring | Level 2 | Variable prepaid forward        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Derivative asset   $ 6 $ 12