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FINANCING ARRANGEMENTS - Summary of Aggregate Principal Amounts Validly Tendered and Accepted (Details) - Existing Unsecured Senior Notes - USD ($) | Dec. 31, 2022 | Sep. 30, 2022 | Dec. 03, 2020 | May 26, 2020
--- | --- | --- | --- | ---
Extinguishment of Debt [Line Items] |  |  |  |
Total | $ 927,000,000 |  |  |
Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 5,594,000,000 |  |
9.00% Senior Notes due 2025 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stated interest rate on debt (as a percent) | 9.00% |  |  |
9.00% Senior Notes due 2025 | Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 541,000,000 |  |
Stated interest rate on debt (as a percent) |  | 9.00% |  |
9.25% Senior Notes due 2026 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stated interest rate on debt (as a percent) | 9.25% |  |  |
9.25% Senior Notes due 2026 | Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 752,000,000 |  |
Stated interest rate on debt (as a percent) |  | 9.25% |  |
8.50% Senior Notes due 2027 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stated interest rate on debt (as a percent) | 8.50% |  |  |
8.50% Senior Notes due 2027 | Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 1,099,000,000 |  |
Stated interest rate on debt (as a percent) |  | 8.50% |  |
7.00% Senior Notes due 2028 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stated interest rate on debt (as a percent) | 7.00% |  |  |
7.00% Senior Notes due 2028 | Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 540,000,000 |  |
Stated interest rate on debt (as a percent) |  | 7.00% |  |
5.00% Senior Notes due 2028 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stated interest rate on debt (as a percent) | 5.00% |  |  |
5.00% Senior Notes due 2028 | Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 710,000,000 |  |
Stated interest rate on debt (as a percent) |  | 5.00% |  |
7.25% Senior Notes due 2029 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stated interest rate on debt (as a percent) | 7.25% |  |  |
7.25% Senior Notes due 2029 | Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 373,000,000 |  |
Stated interest rate on debt (as a percent) |  | 7.25% |  |
6.25% Senior Notes due 2029 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stated interest rate on debt (as a percent) | 6.25% |  |  | 6.25%
6.25% Senior Notes due 2029 | Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 540,000,000 |  |
Stated interest rate on debt (as a percent) |  | 6.25% |  |
5.00% Senior Notes due 2029 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stated interest rate on debt (as a percent) | 5.00% |  | 5.00% |
5.00% Senior Notes due 2029 | Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 371,000,000 |  |
Stated interest rate on debt (as a percent) |  | 5.00% |  |
5.25% Senior Notes due 2030 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stated interest rate on debt (as a percent) | 5.25% |  |  |
5.25% Senior Notes due 2030 | Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 332,000,000 |  |
Stated interest rate on debt (as a percent) |  | 5.25% |  |
5.25% Senior Notes due 2031 |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Stated interest rate on debt (as a percent) | 5.25% |  | 5.25% |
5.25% Senior Notes due 2031 | Exchange Offer |  |  |  |
Extinguishment of Debt [Line Items] |  |  |  |
Total |  | $ 336,000,000 |  |
Stated interest rate on debt (as a percent) |  | 5.25% |  |

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