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Debt - Long-Term and Short-Term Borrowings (Details) - USD ($) $ in Millions | 1 Months Ended | 4 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2024 | Apr. 30, 2024 | Mar. 31, 2024 | Aug. 31, 2024 | Aug. 31, 2023 | Nov. 30, 2023
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | $ 216 |  |
Total Debt |  |  |  | 29,644 |  | $ 31,339
Less: unamortized debt issuance costs and discounts |  |  |  | (788) |  | (768)
Total Debt, net of unamortized debt issuance costs and discounts |  |  |  | 28,856 |  | 30,572
Less: current portion of long-term debt |  |  |  | (2,214) |  | (2,089)
Long-Term Debt |  |  |  | 26,642 |  | 28,483
Principal repayments of long-term debt |  |  |  | $ 4,839 | $ 6,828 |
Eurodollar | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Credit adjustment spread |  |  |  | 0.75% |  |
Secured Overnight Financing Rate (SOFR) | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Credit adjustment spread |  |  |  | 0.00% |  |
Euro-denominated Floating Rate Bank Loan Due March 2026 | Subsequent Event |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Principal repayments of long-term debt | $ 323 |  |  |  |  |
Senior Secured Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Credit adjustment spread |  | 2.80% |  |  |  |
Senior Secured Term Loan | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Credit adjustment spread |  |  | 3.00% |  |  |
Senior Secured Term Loan | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Credit adjustment spread |  |  | 3.40% |  |  |
Secured | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | $ 5,547 |  | 8,138
Secured | Notes Payable Due June 2027 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 7.90% |  |
Long-term debt |  |  |  | $ 192 |  | 192
Secured | Notes Payable Due August 2027 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 9.90% |  |
Long-term debt |  |  |  | $ 0 |  | 623
Secured | Notes Payable Due August 2028 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 4.00% |  |
Long-term debt |  |  |  | $ 2,406 |  | 2,406
Secured | Notes Payable Due August 2029 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 7.00% |  |
Long-term debt |  |  |  | $ 500 |  | 500
Secured | Euro-denominated Floating Rate Bank Loan Due June 2025 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | $ 0 |  | 851
Secured | Euro-denominated Floating Rate Bank Loan Due June 2025 | Guarantor Subsidiaries | Eurodollar |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, variable rate (as a percent) |  |  |  | 3.80% |  |
Secured | Floating Rate Bank Loan Due August 2027 to October 2028 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | $ 2,449 |  | 3,567
Secured | Floating Rate Bank Loan Due August 2027 to October 2028 | Guarantor Subsidiaries | Secured Overnight Financing Rate (SOFR) |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, variable rate (as a percent) |  |  |  | 2.80% |  |
Secured | Notes Payable Due May 2028 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 10.40% |  |
Long-term debt |  |  |  | $ 2,030 |  | 2,030
Unsecured Debt | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | 21,203 |  | 20,312
Unsecured Debt | Non-Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | $ 865 |  | 859
Unsecured Debt | Convertible Notes Payable Due October 2024 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 5.80% |  |
Long-term debt |  |  |  | $ 426 |  | 426
Unsecured Debt | Notes Payable Due March 2026 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 7.60% |  |
Long-term debt |  |  |  | $ 1,351 |  | 1,351
Unsecured Debt | Euro-denominated Notes Payable Due March 2026 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 7.60% |  |
Long-term debt |  |  |  | $ 0 |  | 550
Unsecured Debt | Notes Payable Due March 2027 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 5.80% |  |
Long-term debt |  |  |  | $ 2,722 |  | 3,100
Unsecured Debt | Convertible Notes Payable Due December 2027 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 5.80% |  |
Long-term debt |  |  |  | $ 1,131 |  | 1,131
Unsecured Debt | Notes Payable Due May 2029 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 6.00% |  |
Long-term debt |  |  |  | $ 2,000 |  | 2,000
Unsecured Debt | Euro-denominated Notes Payable Due January 2030 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 5.80% |  |
Long-term debt |  |  |  | $ 554 |  | 0
Unsecured Debt | Notes Payable Due June 2030 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 10.50% |  |
Long-term debt |  |  |  | $ 1,000 |  | 1,000
Unsecured Debt | Euro-denominated Floating Rate Bank Loan Due March 2026 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | $ 545 |  | 678
Unsecured Debt | Euro-denominated Floating Rate Bank Loan Due March 2026 | Guarantor Subsidiaries | Eurodollar | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, variable rate (as a percent) |  |  |  | 2.40% |  |
Unsecured Debt | Euro-denominated Floating Rate Bank Loan Due March 2026 | Guarantor Subsidiaries | Eurodollar | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, variable rate (as a percent) |  |  |  | 3.30% |  |
Unsecured Debt | Line of Credit, Floating Rate Due December 2031 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | $ 514 |  | 583
Unsecured Debt | Line of Credit, Floating Rate Due December 2031 | Guarantor Subsidiaries | Secured Overnight Financing Rate (SOFR) |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, variable rate (as a percent) |  |  |  | 1.20% |  |
Unsecured Debt | Line of Credit, Fixed Rate Due December 2032 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | $ 2,484 |  | 2,756
Unsecured Debt | Line of Credit, Fixed Rate Due December 2032 | Guarantor Subsidiaries | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 2.40% |  |
Unsecured Debt | Line of Credit, Fixed Rate Due December 2032 | Guarantor Subsidiaries | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 3.40% |  |
Unsecured Debt | Line of Credit, Euro-denominated Floating Rate Due November 2034 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | $ 2,818 |  | 3,086
Unsecured Debt | Line of Credit, Euro-denominated Floating Rate Due November 2034 | Guarantor Subsidiaries | Eurodollar | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, variable rate (as a percent) |  |  |  | 0.20% |  |
Unsecured Debt | Line of Credit, Euro-denominated Floating Rate Due November 2034 | Guarantor Subsidiaries | Eurodollar | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, variable rate (as a percent) |  |  |  | 0.80% |  |
Unsecured Debt | Line of Credit, Euro-denominated Fixed Rate Due Sep 2037 | Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt |  |  |  | $ 5,658 |  | 3,652
Unsecured Debt | Line of Credit, Euro-denominated Fixed Rate Due Sep 2037 | Guarantor Subsidiaries | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 1.10% |  |
Unsecured Debt | Line of Credit, Euro-denominated Fixed Rate Due Sep 2037 | Guarantor Subsidiaries | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 4.00% |  |
Unsecured Debt | Notes Payable Due January 2028 | Non-Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 6.70% |  |
Long-term debt |  |  |  | $ 200 |  | 200
Unsecured Debt | Euro-denominated Notes Payable Due October 2029 | Non-Guarantor Subsidiaries |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, interest rate (as a percent) |  |  |  | 1.00% |  |
Long-term debt |  |  |  | $ 665 |  | $ 659

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