v3.26.3
Financial Instruments - Carrying Amount and Estimated Fair Values of Financial Instruments (Detail) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Derivative Liability, Statement of Financial Position [Extensible Enumeration] Other current liabilities Other current liabilities
Commercial paper $ 539 $ 314
Reported Value Measurement    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Cash and Cash Equivalents, Fair Value Disclosure 519 590
Credit facilities and bank overdrafts 1 2
Derivative Asset 19 18
Derivative Liability 225 241
Commercial paper 539 314
Reported Value Measurement | 2026 Euro Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 0 940
Reported Value Measurement | 2027 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 802 804
Reported Value Measurement | 2028 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 399 399
Reported Value Measurement | 2030 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 1,238 1,238
Reported Value Measurement | 2040 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 341 341
Reported Value Measurement | 2047 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 392 392
Reported Value Measurement | 2048 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 674 674
Reported Value Measurement | 2050 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 888 888
Reported Value Measurement | Delayed Draw Term Loan Facility    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 999 0
Estimate of Fair Value Measurement    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Cash and Cash Equivalents, Fair Value Disclosure 519 590
Credit facilities and bank overdrafts 1 2
Derivative Asset 19 18
Derivative Liability 225 241
Commercial paper 539 314
Estimate of Fair Value Measurement | 2026 Euro Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 0 935
Estimate of Fair Value Measurement | 2027 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 774 768
Estimate of Fair Value Measurement | 2028 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 394 403
Estimate of Fair Value Measurement | 2030 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 1,079 1,113
Estimate of Fair Value Measurement | 2040 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 231 255
Estimate of Fair Value Measurement | 2047 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 296 322
Estimate of Fair Value Measurement | 2048 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 554 607
Estimate of Fair Value Measurement | 2050 Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent 537 585
Estimate of Fair Value Measurement | Delayed Draw Term Loan Facility    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior notes, noncurrent $ 999 $ 0