v3.26.1
Fair Value Measurements and Financial Instruments - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Assets:    
Marketable equity securities $ 553 $ 453
Total 2,158 2,259
Liabilities:    
Total 7,079 6,255
Cross currency swaps    
Assets:    
Derivative asset, current 29 4
Derivative asset, noncurrent 1,182 1,417
Liabilities:    
Derivative liability, current 279 222
Derivative liability, noncurrent 1,116 951
Interest rate caps    
Assets:    
Derivative asset, current 9  
Liabilities:    
Derivative liability, current 9  
Interest rate swaps    
Liabilities:    
Derivative liability, current 2,154 1,910
Derivative liability, noncurrent 3,025 3,171
Foreign exchange forwards    
Assets:    
Derivative asset, current   1
Liabilities:    
Derivative liability, current 3 1
Variable Prepaid Forward:    
Liabilities:    
Derivative liability, noncurrent 493  
Fixed income securities    
Assets:    
Debt securities, available-for-sale, current 35 40
Debt securities, available-for-sale, noncurrent 350 344
Level 1    
Assets:    
Marketable equity securities 553 453
Total 553 453
Liabilities:    
Total 0 0
Level 1 | Cross currency swaps    
Assets:    
Derivative asset, current 0 0
Derivative asset, noncurrent 0 0
Liabilities:    
Derivative liability, current 0 0
Derivative liability, noncurrent 0 0
Level 1 | Interest rate caps    
Assets:    
Derivative asset, current 0  
Liabilities:    
Derivative liability, current 0  
Level 1 | Interest rate swaps    
Liabilities:    
Derivative liability, current 0 0
Derivative liability, noncurrent 0 0
Level 1 | Foreign exchange forwards    
Assets:    
Derivative asset, current   0
Liabilities:    
Derivative liability, current 0 0
Level 1 | Variable Prepaid Forward:    
Liabilities:    
Derivative liability, noncurrent 0  
Level 1 | Fixed income securities    
Assets:    
Debt securities, available-for-sale, current 0 0
Debt securities, available-for-sale, noncurrent 0 0
Level 2    
Assets:    
Marketable equity securities 0 0
Total 1,605 1,806
Liabilities:    
Total 6,586 6,255
Level 2 | Cross currency swaps    
Assets:    
Derivative asset, current 29 4
Derivative asset, noncurrent 1,182 1,417
Liabilities:    
Derivative liability, current 279 222
Derivative liability, noncurrent 1,116 951
Level 2 | Interest rate caps    
Assets:    
Derivative asset, current 9  
Liabilities:    
Derivative liability, current 9  
Level 2 | Interest rate swaps    
Liabilities:    
Derivative liability, current 2,154 1,910
Derivative liability, noncurrent 3,025 3,171
Level 2 | Foreign exchange forwards    
Assets:    
Derivative asset, current   1
Liabilities:    
Derivative liability, current 3 1
Level 2 | Variable Prepaid Forward:    
Liabilities:    
Derivative liability, noncurrent 0  
Level 2 | Fixed income securities    
Assets:    
Debt securities, available-for-sale, current 35 40
Debt securities, available-for-sale, noncurrent 350 344
Level 3    
Assets:    
Marketable equity securities 0 0
Total 0 0
Liabilities:    
Total 493 0
Level 3 | Cross currency swaps    
Assets:    
Derivative asset, current 0 0
Derivative asset, noncurrent 0 0
Liabilities:    
Derivative liability, current 0 0
Derivative liability, noncurrent 0 0
Level 3 | Interest rate caps    
Assets:    
Derivative asset, current 0  
Liabilities:    
Derivative liability, current 0  
Level 3 | Interest rate swaps    
Liabilities:    
Derivative liability, current 0 0
Derivative liability, noncurrent 0 0
Level 3 | Foreign exchange forwards    
Assets:    
Derivative asset, current   0
Liabilities:    
Derivative liability, current 0 0
Level 3 | Variable Prepaid Forward:    
Liabilities:    
Derivative liability, noncurrent 493  
Level 3 | Fixed income securities    
Assets:    
Debt securities, available-for-sale, current 0 0
Debt securities, available-for-sale, noncurrent $ 0 $ 0