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Business Segment Information - Depreciation & Amortization (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | $ 260 | $ 178
Corporate, non-segment [Member] | Corporate and Other [Member] |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 6 | 8
Operating Segments [Member] | Measurement & Analytical Instrumentation [Member] |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 30 | 31
Operating Segments [Member] | Final Control |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 45 | 53
Operating Segments [Member] | Discrete Automation |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 21 | 23
Operating Segments [Member] | Safety & Productivity [Member] |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 14 | 15
Operating Segments [Member] | Intelligent Devices |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 110 | 122
Operating Segments [Member] | AspenTech |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 123 | 23
Operating Segments [Member] | Control Systems & Software |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 21 | 25
Operating Segments [Member] | Software and Control |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | $ 144 | $ 48

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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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