Insurance Recoveries	12 Months Ended
Sep. 30, 2021
Insurance Recovery [Abstract]
Insurance Recoveries	Note L. Insurance Recoveries Pepinster, Belgium In July 2021, the Company’s Specialty Compounds manufacturing and research and development facility in Pepinster, Belgium experienced significant flooding. Full production is temporarily halted and is not expected to resume until the second quarter of fiscal 2022. As a result of the flooding, the Company recorded expenses of $17 million for clean-up costs and inventory and fixed asset impairments, and simultaneously recognized a fully offsetting loss recovery from expected insurance proceeds, as the Company expects insurance proceeds in excess of the incurred costs and policy deductibles. Accordingly, there is no net current period earnings impact related to these costs recognized in the Consolidated Statements of Operations for fiscal 2021. The flood-related expenses and loss recovery are both included within Cost of sales in the Consolidated Statements of Operations in fiscal 2021. The Company currently estimates additional charges and repair expenditures for the damages will be in a range of $5 million to $10 million, which is expected to be offset by insurance recoveries. As of September 30, 2021, Cabot has received insurance proceeds of $8 million, of which $6 million is included in Cash provided by operating activities and $2 million is included in Cash provided by investing activities in the Consolidated Statements of Cash Flows for fiscal 2021.

Insurance Recoveries

12 Months Ended

Sep. 30, 2021

Note L. Insurance Recoveries

Pepinster, Belgium

In July 2021, the Company’s Specialty Compounds manufacturing and research and development facility in Pepinster, Belgium experienced significant flooding. Full production is temporarily halted and is not expected to resume until the second quarter of fiscal 2022.

As a result of the flooding, the Company recorded expenses of $17 million for clean-up costs and inventory and fixed asset impairments, and simultaneously recognized a fully offsetting loss recovery from expected insurance proceeds, as the Company expects insurance proceeds in excess of the incurred costs and policy deductibles. Accordingly, there is no net current period earnings impact related to these costs recognized in the Consolidated Statements of Operations for fiscal 2021. The flood-related expenses and loss recovery are both included within Cost of sales in the Consolidated Statements of Operations in fiscal 2021.

The Company currently estimates additional charges and repair expenditures for the damages will be in a range of $5 million to $10 million, which is expected to be offset by insurance recoveries.

As of September 30, 2021, Cabot has received insurance proceeds of $8 million, of which $6 million is included in Cash provided by operating activities and $2 million is included in Cash provided by investing activities in the Consolidated Statements of Cash Flows for fiscal 2021.