Other Financial Data (Components of Depreciation and Amortization) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Depreciation expense	$ 117	$ 123	$ 366	$ 369
Amortization of intangibles (includes $31, $14, $59, and $42 reported in Cost of Sales, respectively)	129	86	282	266
Amortization of capitalized software	24	28	74	85
Depreciation and amortization	270	237	722	720
Amortization of intangibles in Cost of Sales	31	14	59	42
Amortization of Intangibles - Related Restructuring	5		5
Open Systems International Inc. [Member] \| Order or Production Backlog
Amortization of intangible assets		$ 7		$ 24
Cost of Sales [Member] \| AspenTech
Amortization of intangible assets	$ 49		$ 49

Amortization of intangibles excluding capitalized software

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- Definition

Amortization of Intangibles - Related Restructuring

+ References

No definition available.

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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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- Definition

Amount of expense for amortization of capitalized computer software costs.

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Amount of expense for allocation of cost of intangible asset over its useful life directly used in production of good and rendering of service.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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