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Treasury - Additional Information (Detail) - USD ($) | 3 Months Ended | 9 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024 | Sep. 26, 2024 | Aug. 24, 2021 | Sep. 21, 2020
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Rate adjustment to one month Eurodollar rate on credit facility borrowings |  |  | 1.10% |  |  |  |  |
Financial liability | $ 71,000,000 |  | $ 71,000,000 |  | $ 74,000,000 |  |  |
Debt instrument carrying amount | 4,700,000,000 |  | 4,700,000,000 |  | 4,500,000,000 |  |  |
Debt, due during the next 12 month | 740,000,000 |  | 740,000,000 |  |  |  |  |
Debt, due during months 13 to 24 | 42,000,000 |  | 42,000,000 |  |  |  |  |
Debt, due during months 25 to 36 | 72,000,000 |  | 72,000,000 |  |  |  |  |
Debt, due during months 37 to 48 | 1,400,000,000 |  | 1,400,000,000 |  |  |  |  |
Debt, due during months 49 to 60 | 510,000,000 |  | 510,000,000 |  |  |  |  |
Debt, due in greater than 60 months | 1,930,000,000 |  | 1,930,000,000 |  |  |  |  |
Fair value of debt | $ 4,500,000,000 |  | 4,500,000,000 |  | $ 4,200,000,000 |  |  |
Foreign Currency Forward Exchange Contracts |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Net cash outflows |  |  | $ (49,000,000) | $ (36,000,000) |  |  |  |
ABR-based loans |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Rate adjustment to weighted average federal funds rate for credit facility borrowings | 0.50% |  | 0.50% |  |  |  |  |
Revolving Credit Facility | One Three Six Month SOFR Rate Plus Index Based Loans |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Rate adjustment to one month Eurodollar rate on credit facility borrowings |  |  | 0.10% |  |  |  |  |
Revolving Credit Facility | Letter of Credit |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, borrowing capacity | $ 125,000,000 |  | $ 125,000,000 |  |  |  |  |
Amended Revolving Credit Facility |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, borrowing capacity | 965,000,000 |  | 965,000,000 |  |  |  |  |
Amended Revolving Credit Facility | Letter of Credit |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility amount outstanding | 3,000,000 |  | 3,000,000 |  |  |  |  |
Letters of credit, outstanding | 332,000,000 |  | 332,000,000 |  |  |  |  |
Amended Revolving Credit Facility | Maximum |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, borrowing capacity | 1,300,000,000 |  | 1,300,000,000 |  |  |  |  |
Tranche A Term Loan |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility amount outstanding | 1,170,000,000 |  | 1,170,000,000 |  |  |  |  |
Tranche A Term Loan | Quarterly Payment Beginning on December 31, 2026 Through June 30, 2029 |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Scheduled principal payments per quarter |  |  | 15,000,000 |  |  |  |  |
Tranche A Term Loan | Quarterly Payment Beginning on December 31,204 Through September 30, 2026 |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Scheduled principal payments per quarter |  |  | 7,500,000 |  |  |  |  |
Tranche A Term Loan | Payment on September 26, 2029 |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Scheduled principal payments per quarter |  |  | 975,000,000 |  |  |  |  |
Tranche A Term Loan | Maximum |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, available borrowing capacity | 1,200,000,000 |  | 1,200,000,000 |  |  |  |  |
New Senior Secured Notes |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Senior notes, issued | $ 3,000,000,000 |  | $ 3,000,000,000 |  |  |  |  |
New Senior Secured Notes | 4.625% Senior Secured Notes due 2029 |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, maturity date |  |  | Oct. 15, 2029 |  |  |  |  |
Senior notes, issued |  |  |  |  |  | $ 500,000,000 |  |
Senior notes, interest rate |  |  |  |  |  | 4.625% |  |
New Senior Secured Notes | 5.050% Senior Secured Notes due 2034 |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, maturity date |  |  | Oct. 15, 2034 |  |  |  |  |
Senior notes, issued |  |  |  |  |  | $ 500,000,000 |  |
Senior notes, interest rate |  |  |  |  |  | 5.05% |  |
New Senior Secured Notes | 1.65% Senior Secured Notes due 2026 |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, maturity date |  |  | Sep. 01, 2026 |  |  |  |  |
Senior notes, issued |  |  |  |  |  |  | $ 700,000,000 |
Senior notes, interest rate |  |  |  |  |  |  | 1.65% |
New Senior Secured Notes | 2.65% Senior Secured Notes due 2030 |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, maturity date |  |  | Oct. 15, 2030 |  |  |  |  |
Senior notes, issued |  |  |  |  |  |  |  | $ 800,000,000
Senior notes, interest rate |  |  |  |  |  |  |  | 2.65%
New Senior Secured Notes | 2.65% Senior Secured Notes due 2032 |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Line of credit facility, maturity date |  |  | Jan. 15, 2032 |  |  |  |  |
Senior notes, issued |  |  |  |  |  |  | $ 500,000,000 |
Senior notes, interest rate |  |  |  |  |  |  | 2.65% |
Term Loan A | ABR-based loans |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Current applicable margins | 0.25% |  | 0.25% |  |  |  |  |
Term Loan A | One Month SOFR Rate Plus Index Based Loans |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Current applicable margins | 1.25% |  | 1.25% |  |  |  |  |
Term Loan A | Minimum | One Month SOFR Rate Plus Index Based Loans |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Consolidated Leverage Ratio | 0.25% |  | 0.25% |  |  |  |  |
Term Loan A | Minimum | One Three Six Month SOFR Rate Plus Index Based Loans |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Consolidated Leverage Ratio | 1.25% |  | 1.25% |  |  |  |  |
Term Loan A | Maximum | One Month SOFR Rate Plus Index Based Loans |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Consolidated Leverage Ratio | 0.625% |  | 0.625% |  |  |  |  |
Term Loan A | Maximum | One Three Six Month SOFR Rate Plus Index Based Loans |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Consolidated Leverage Ratio | 1.625% |  | 1.625% |  |  |  |  |
Revolving Credit, Term Loan A and Senior Notes |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Average outstanding borrowings | $ 4,460,000,000 | $ 4,340,000,000 | $ 4,360,000,000 | $ 4,500,000,000 |  |  |  |
Average effective interest rate | 4.10% | 4.80% | 4.10% | 5.00% |  |  |  |

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