Divestitures	9 Months Ended
Jun. 30, 2023
Discontinued Operations and Disposal Groups [Abstract]
Divestitures	D. Divestitures Sale of Purification Solutions Business In March 2022, the Company completed the sale of its Purification Solutions business, a reporting segment of the Company, to an affiliate of funds advised by One Equity Partners for total cash proceeds of $85 million, net of $7 million cash transferred. The Company recognized a pre-tax impairment charge of $197 million during the first quarter of fiscal 2022 and a pre-tax loss on sale of the Purification Solutions business of $10 million during fiscal 2022. The purchase price of the Purification Solutions business was subject to customary post-closing adjustments, which were finalized during the first quarter of fiscal 2023 and resulted in an additional pre-tax loss on sale of $3 million.

The entire disclosure related to a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 360
-Name Accounting Standards Codification
-Publisher FASB
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