v3.26.1
Derivatives and Hedging Activities and Fair Value Measurement - Fair Value of Financial Instruments (Detail) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Derivative [Line Items]    
Total Assets $ 0 $ 15
Total Liabilities 13 2
Long-term debt 2,037 2,348
Contingent consideration for contingent value right 187 178
Location, Statement of Financial Position, Balance [Axis]: us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent    
Derivative [Line Items]    
Long-term debt 75 75
Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherLiabilitiesNoncurrent    
Derivative [Line Items]    
Contingent consideration for contingent value right 187 178
Currency Derivatives [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:AccountsPayableAndOtherAccruedLiabilitiesCurrent    
Derivative [Line Items]    
Total Liabilities 13 2
Currency Derivatives [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:PrepaidExpenseCurrent    
Derivative [Line Items]    
Total Assets 0 15
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]    
Derivative [Line Items]    
Total Assets 0 0
Total Liabilities 0  
Long-term debt 0 0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent    
Derivative [Line Items]    
Long-term debt 0 0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherLiabilitiesNoncurrent    
Derivative [Line Items]    
Contingent consideration for contingent value right 0 0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Currency Derivatives [Member]    
Derivative [Line Items]    
Total Liabilities   0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Currency Derivatives [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:AccountsPayableAndOtherAccruedLiabilitiesCurrent    
Derivative [Line Items]    
Total Liabilities 0 0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Currency Derivatives [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:PrepaidExpenseCurrent    
Derivative [Line Items]    
Total Assets 0 0
Fair Value, Inputs, Level 2 [Member]    
Derivative [Line Items]    
Total Assets 0 15
Total Liabilities 13 2
Long-term debt 2,037 2,348
Fair Value, Inputs, Level 2 [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent    
Derivative [Line Items]    
Long-term debt 75 75
Fair Value, Inputs, Level 2 [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherLiabilitiesNoncurrent    
Derivative [Line Items]    
Contingent consideration for contingent value right 0 0
Fair Value, Inputs, Level 2 [Member] | Currency Derivatives [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:AccountsPayableAndOtherAccruedLiabilitiesCurrent    
Derivative [Line Items]    
Total Liabilities 13 2
Fair Value, Inputs, Level 2 [Member] | Currency Derivatives [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:PrepaidExpenseCurrent    
Derivative [Line Items]    
Total Assets 0 15
Significant Unobservable Inputs (Level 3) [Member]    
Derivative [Line Items]    
Total Assets 0 0
Total Liabilities 0 0
Long-term debt 0 0
Significant Unobservable Inputs (Level 3) [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent    
Derivative [Line Items]    
Long-term debt 0 0
Significant Unobservable Inputs (Level 3) [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherLiabilitiesNoncurrent    
Derivative [Line Items]    
Contingent consideration for contingent value right 187 178
Significant Unobservable Inputs (Level 3) [Member] | Currency Derivatives [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:AccountsPayableAndOtherAccruedLiabilitiesCurrent    
Derivative [Line Items]    
Total Liabilities 0 0
Significant Unobservable Inputs (Level 3) [Member] | Currency Derivatives [Member] | Location, Statement of Financial Position, Balance [Axis]: us-gaap:PrepaidExpenseCurrent    
Derivative [Line Items]    
Total Assets $ 0 $ 0