Other Financial Data (Other Liabilities) (Details) - USD ($) $ in Millions	Sep. 30, 2020	Sep. 30, 2019
Total	$ 2,324	$ 1,971
Other Liabilities [Member]
Pension and postretirement liabilities	769	775
Operating lease liabilities (noncurrent)	373	0
Deferred income tax	261	327
Asbestos litigation	295	313
Other	626	556
Total	$ 2,324	$ 1,971

Amount of deferred tax liability attributable to taxable temporary differences from tax deferred revenue or income classified as other.

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Carrying amount as of the balance sheet date of reserves for the costs of settling insured claims and costs incurred in the claims settlement process attributable to asbestos and environmental claims, before estimated recoveries from reinsurers.

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