Divestitures - Summary of Assets and Liabilities Held for Sale (Details) - USD ($) $ in Millions	Mar. 31, 2020	Sep. 30, 2019
Divestitures [Abstract]
Accounts receivable, net	$ 9	$ 5
Inventories	2	3
Net property, plant and equipment	34	34
Goodwill	14	14
Other assets	5	3
Current assets held for sale	64	59
Trade and other payables	4	6
Accrued expenses and other liabilities	1	1
Current liabilities held for sale	$ 5	$ 7

Disposal group including discontinued operation accrued expenses and other liabilities current.

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Divestitures.

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Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of.

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Amount classified as accounts payable attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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