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Accounts Receivable, Net (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Sep. 30, 2022
--- | --- | ---
Accounts Receivable, Net |  |
Accounts Receivable, before Allowance for Credit Loss, Current | $ 1,420 | $ 1,899
Other receivables | 88 | 108
Allowance for uncollectible accounts | 1 | 1
Accounts receivable, net | $ 1,508 | $ 2,007

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