v3.26.1
Derivatives and Other Financial Instruments - Schedule of Carrying Values and Fair Values of Other Financial Instruments (Detail) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Derivative [Line Items]    
Noncurrent marketable securities $ 1,360,000,000 $ 1,397,000,000
Short-term borrowings 0 9,000,000
Carrying Value [Member]    
Derivative [Line Items]    
Cash and cash equivalents 1,352,000,000 1,597,000,000
Restricted cash 142,000,000 95,000,000
Noncurrent marketable securities 1,360,000,000 1,397,000,000
Short-term borrowings 0 9,000,000
Long-term debt due within one year 1,000,000 1,000,000
Long-term debt, less amount due within one year 2,284,000,000 2,438,000,000
Fair Value [Member]    
Derivative [Line Items]    
Cash and cash equivalents 1,352,000,000 1,597,000,000
Restricted cash 142,000,000 95,000,000
Noncurrent marketable securities 1,360,000,000 1,397,000,000
Short-term borrowings 0 9,000,000
Long-term debt due within one year 1,000,000 1,000,000
Long-term debt, less amount due within one year $ 2,224,000,000 $ 2,545,000,000