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BUSINESS SEGMENTS - Schedule of Financial Information By Geographic Area (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | $ 4,195 | $ 4,136
Americas |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 2,144 | 2,087
AMEA |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 1,275 | 1,241
Europe |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 776 | 808
Intelligent Devices |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 2,843 | 2,822
Intelligent Devices | Americas |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 1,483 | 1,458
Intelligent Devices | AMEA |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 892 | 873
Intelligent Devices | Europe |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 468 | 491
Intelligent Devices | Operating Segments | Final Control |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 976 | 940
Intelligent Devices | Operating Segments | Final Control | Americas |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 476 | 454
Intelligent Devices | Operating Segments | Final Control | AMEA |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 389 | 370
Intelligent Devices | Operating Segments | Final Control | Europe |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 111 | 116
Intelligent Devices | Operating Segments | Measurement & Analytical |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 975 | 947
Intelligent Devices | Operating Segments | Measurement & Analytical | Americas |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 488 | 475
Intelligent Devices | Operating Segments | Measurement & Analytical | AMEA |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 338 | 325
Intelligent Devices | Operating Segments | Measurement & Analytical | Europe |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 149 | 147
Intelligent Devices | Operating Segments | Discrete Automation |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 580 | 613
Intelligent Devices | Operating Segments | Discrete Automation | Americas |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 279 | 286
Intelligent Devices | Operating Segments | Discrete Automation | AMEA |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 150 | 162
Intelligent Devices | Operating Segments | Discrete Automation | Europe |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 151 | 165
Intelligent Devices | Operating Segments | Safety & Productivity |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 312 | 322
Intelligent Devices | Operating Segments | Safety & Productivity | Americas |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 240 | 243
Intelligent Devices | Operating Segments | Safety & Productivity | AMEA |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 15 | 16
Intelligent Devices | Operating Segments | Safety & Productivity | Europe |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 57 | 63
Software and Control |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 1,352 | 1,314
Software and Control | Americas |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 661 | 629
Software and Control | AMEA |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 383 | 368
Software and Control | Europe |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 308 | 317
Software and Control | Operating Segments | Control Systems & Software |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 690 | 675
Software and Control | Operating Segments | Control Systems & Software | Americas |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 323 | 325
Software and Control | Operating Segments | Control Systems & Software | AMEA |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 222 | 209
Software and Control | Operating Segments | Control Systems & Software | Europe |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 145 | 141
Software and Control | Operating Segments | Test & Measurement |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 359 | 382
Software and Control | Operating Segments | Test & Measurement | Americas |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 175 | 164
Software and Control | Operating Segments | Test & Measurement | AMEA |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 93 | 99
Software and Control | Operating Segments | Test & Measurement | Europe |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 91 | 119
Software and Control | Operating Segments | AspenTech |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 303 | 257
Software and Control | Operating Segments | AspenTech | Americas |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 163 | 140
Software and Control | Operating Segments | AspenTech | AMEA |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | 68 | 60
Software and Control | Operating Segments | AspenTech | Europe |  |
Disaggregation of Revenue [Line Items] |  |
Sales, excluding intersegment eliminations | $ 72 | $ 57

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