Divestiture	9 Months Ended
Jun. 30, 2022
Discontinued Operations And Disposal Groups [Abstract]
Divestiture	D. Divestitures Sale of Purification Solutions Business On March 1, 2022, the Company completed the sale of its Purification Solutions business, a reporting segment of the Company, to OEP for total expected cash proceeds of approximately $90 million, net of $7 million cash transferred. Upon completion of the sale, the Company received net cash proceeds of $79 million and recorded a receivable for $11 million, which are subject to customary post-closing adjustments. The $11 million receivable is included in Accounts and notes receivable on the Consolidated Balance Sheet at June 30, 2022. The Company expects to settle this receivable by the end of fiscal 2022. The Company recognized a pre-tax impairment charge on the Purification Solutions business of $197 million in the first quarter of fiscal 2022 and a pre-tax loss on sale of the Purification Solutions business of $9 million during the first nine months of fiscal 2022. The total after-tax loss on sale and impairment charge was $169 million for the nine months ended June 30, 2022. Sale of Marshall Mine In September 2020, the Company entered into an agreement to sell its lignite mine located in Marshall, Texas to ADA Carbon Solutions, LLC (“ADACS”) for a nominal amount. As part of the transaction, the Company agreed to fund a portion of the costs ADACS expects to incur to close the mine. Additionally, in conjunction with the sale of the mine, the Purification Solutions business entered into a long-term supply agreement with ADACS, a producer of lignite-based activated carbon, which included an agreement for the Company to fund certain capital expenditures. These liabilities totaled $11 million, which the Company settled in full with ADACS during the second quarter of fiscal 2022 in connection with the sale of the Purification Solutions business.

Divestiture

9 Months Ended

Jun. 30, 2022

Discontinued Operations And Disposal Groups [Abstract]

D. Divestitures

Sale of Purification Solutions Business

On March 1, 2022, the Company completed the sale of its Purification Solutions business, a reporting segment of the Company, to OEP for total expected cash proceeds of approximately $90 million, net of $7 million cash transferred. Upon completion of the sale, the Company received net cash proceeds of $79 million and recorded a receivable for $11 million, which are subject to customary post-closing adjustments. The $11 million receivable is included in Accounts and notes receivable on the Consolidated Balance Sheet at June 30, 2022. The Company expects to settle this receivable by the end of fiscal 2022.

The Company recognized a pre-tax impairment charge on the Purification Solutions business of $197 million in the first quarter of fiscal 2022 and a pre-tax loss on sale of the Purification Solutions business of $9 million during the first nine months of fiscal 2022. The total after-tax loss on sale and impairment charge was $169 million for the nine months ended June 30, 2022.

Sale of Marshall Mine

In September 2020, the Company entered into an agreement to sell its lignite mine located in Marshall, Texas to ADA Carbon Solutions, LLC (“ADACS”) for a nominal amount. As part of the transaction, the Company agreed to fund a portion of the costs ADACS expects to incur to close the mine. Additionally, in conjunction with the sale of the mine, the Purification Solutions business entered into a long-term supply agreement with ADACS, a producer of lignite-based activated carbon, which included an agreement for the Company to fund certain capital expenditures. These liabilities totaled $11 million, which the Company settled in full with ADACS during the second quarter of fiscal 2022 in connection with the sale of the Purification Solutions business.