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Inventory (Tables) | 12 Months Ended
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Dec. 31, 2022
Inventory Disclosure [Abstract] |
Inventory Balance By Type | The following table summarizes the Company's inventory balances as of the dates indicated (in millions):
December 31, |  | 2022 |  | 2021
Fuel and other raw materials |  | $ | 733 |  |  | $ | 366 |
Spare parts and supplies |  | 322 |  |  | 238 |
Total |  | $ | 1,055 |  |  | $ | 604 |

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- Definition Tabular disclosure of inventories not expected to be converted to cash, sold or exchanged within the normal operating cycle including inventoried costs relating to long-term contracts or programs. + References No definition available. + Details
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