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Supplemental Financial Information - Accounts and Other Receivables (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Trade receivables | $ 117 | $ 58
Credit card receivables | 85 | 83
Business partners and other suppliers | 478 | 432
Taxes receivable | 133 | 699
Fuel hedging and receivables | 34 | 8
Other | 193 | 77
Accounts and other receivables | 1,040 | $ 1,357
Proceeds from Income Tax Refunds | $ 139 |

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