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v3.22.4

Long-term Debt and Finance Leases - Schedule of Long-term Debt and Finance Leases (Details) $ / shares in Units, $ in Millions |  | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jan. 31, 2023 $ / shares | Dec. 31, 2022 USD ($) $ / shares | Dec. 31, 2021 USD ($) $ / shares | Aug. 23, 2021 | Dec. 02, 2020 | May 24, 2019 | Dec. 07, 2017 | Aug. 02, 2016
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 8,100 | $ 8,100 |  |  |  |  |
Finance leases |  | $ 11 | $ 13 |  |  |  |  |
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration] |  | Total long-term debt and finance leases | Total long-term debt and finance leases |  |  |  |  |
Total long-term debt and finance lease obligations |  | $ 8,111 | $ 8,113 |  |  |  |  |
Less current maturities |  | (63) | (4) |  |  |  |  |
Less debt issuance costs |  | (70) | (83) |  |  |  |  |
Discounts |  | (2) | (60) |  |  |  |  |
Total long-term debt and finance leases |  | 7,976 | 7,966 |  |  |  |  |
Debt Instrument, Unamortized Discount [Abstract] |  |  |  |  |  |  |  |
Total discounts |  | $ (2) | (60) |  |  |  |  |
Senior Notes, due 2027 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Interest rate, stated percentage |  | 6.625% |  | 6.625% |  |  |  |
Senior Notes, due 2032 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Interest rate, stated percentage |  |  |  | 3.875% |  |  |  |
Tax-exempt bonds |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 466 | 466 |  |  |  |  |
Recourse Debt | Senior Notes, due 2027 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 375 | 375 |  |  |  |  |
Interest rate, stated percentage |  | 6.625% |  |  |  |  |  | 6.625%
Recourse Debt | Senior Notes, due 2028 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 821 | 821 |  |  |  |  |
Interest rate, stated percentage |  | 5.75% |  |  |  |  | 5.75% |
Recourse Debt | Senior Notes, due 2029 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 733 | 733 |  |  |  |  |
Interest rate, stated percentage |  | 5.25% |  |  |  | 5.25% |  |
Recourse Debt | Senior Notes, due 2029 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 500 | 500 |  |  |  |  |
Interest rate, stated percentage |  | 3.375% |  |  | 3.375% |  |  |
Recourse Debt | Senior Notes, due 2031 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 1,030 | 1,030 |  |  |  |  |
Interest rate, stated percentage |  | 3.625% |  |  |  |  |  |
Recourse Debt | Senior Notes, due 2032 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 1,100 | 1,100 |  |  |  |  |
Interest rate, stated percentage |  | 3.875% |  |  |  |  |  |
Recourse Debt | Convertible Senior Notes Due 2048 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 575 | 575 |  |  |  |  |
Discounts |  | $ 0 | $ (58) |  |  |  |  |
Interest rate, stated percentage |  | 2.75% |  |  |  |  |  |
Conversion price per common share (in usd per share) | $ / shares |  | $ 43.46 | $ 44.89 |  |  |  |  |
Conversion ratio |  | 0.0230116 | 0.0222761 |  |  |  |  |
Debt Instrument, Unamortized Discount [Abstract] |  |  |  |  |  |  |  |
Total discounts |  | $ 0 | $ (58) |  |  |  |  |
Recourse Debt | Convertible Senior Notes Due 2048 | Subsequent Event |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Conversion price per common share (in usd per share) | $ / shares | $ 43.01 |  |  |  |  |  |  |
Conversion ratio | 0.0232527 |  |  |  |  |  |  |
Recourse Debt | Senior Secured First Lien Notes, due 2024 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 600 | 600 |  |  |  |  |
Interest rate, stated percentage |  | 3.75% |  |  |  |  |  |
Recourse Debt | Senior Secured First Lien Notes, due 2025 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 500 | 500 |  |  |  |  |
Interest rate, stated percentage |  | 2.00% |  |  |  |  |  |
Recourse Debt | Senior Secured First Lien Notes, due 2027 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 900 | 900 |  |  |  |  |
Interest rate, stated percentage |  | 2.45% |  |  |  |  |  |
Recourse Debt | Senior Secured First Lien Notes, due 2029 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 500 | 500 |  |  |  |  |
Interest rate, stated percentage |  | 4.45% |  |  |  |  |  |
Recourse Debt | Tax-exempt bonds |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Long-term debt |  | $ 466 | 466 |  |  |  |  |
Recourse Debt | Tax-exempt bonds | Minimum |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Interest rate, stated percentage |  | 1.25% |  |  |  |  |  |
Recourse Debt | Tax-exempt bonds | Maximum |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Interest rate, stated percentage |  | 4.75% |  |  |  |  |  |
Recourse Debt | Senior Secured First Lien Notes, due 2024, 2025, 2027 and 2029 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Discounts |  | $ (2) | (2) |  |  |  |  |
Debt Instrument, Unamortized Discount [Abstract] |  |  |  |  |  |  |  |
Total discounts |  | $ (2) | $ (2) |  |  |  |  |

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