Annual report pursuant to Section 13 and 15(d)

Assets and Liabilities Measured at Fair Value (Details)

v3.22.4
Assets and Liabilities Measured at Fair Value (Details)
shares in Millions, $ in Millions
 12 Months Ended
Aug. 11, 2022
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2020
USD ($)
Aug. 10, 2022
$ / item
shares
Dec. 31, 2021
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Long-term debt fair value   $ 237     $ 268
Term deposits   $ 200      
Repayments of long term debt     $ 1,052    
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 prepaid forward          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative asset   $ 12      
Derivative Asset, Statement of Financial Position [Extensible Enumeration]   Other Assets, Noncurrent      
Derivative Liability         $ 10
Derivative Liability, Statement of Financial Position [Extensible Enumeration]         Derivative Liability, Noncurrent
Recurring          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Cash equivalents   $ 232     $ 35
Recurring | Exchangeable Senior Debentures due 2051          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Long-term debt fair value   237     268
Recurring | Financial instrument liabilities, net          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Financial instruments liabilities, net   18     85
Recurring | Level 1          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Cash equivalents   32     35
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   237     268
Recurring | Level 2 | Financial instrument liabilities, net          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Financial instruments liabilities, net   $ 18     $ 85