v3.25.2
BUSINESS SEGMENTS - Schedule of Financial Information By Geographic Area (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations $ 4,569 $ 4,395 $ 13,214 $ 12,924
Americas        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 2,357 2,206 6,753 6,485
AMEA        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 1,356 1,312 3,962 3,859
Europe        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 856 877 2,499 2,580
Intelligent Devices        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 3,125 2,997 8,997 8,880
Intelligent Devices | Americas        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 1,655 1,553 4,741 4,599
Intelligent Devices | AMEA        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 940 915 2,742 2,706
Intelligent Devices | Europe        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 530 529 1,514 1,575
Intelligent Devices | Operating Segments | Final Control        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 1,116 1,046 3,165 3,037
Intelligent Devices | Operating Segments | Final Control | Americas        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 561 509 1,587 1,476
Intelligent Devices | Operating Segments | Final Control | AMEA        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 410 398 1,191 1,172
Intelligent Devices | Operating Segments | Final Control | Europe        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 145 139 387 389
Intelligent Devices | Operating Segments | Measurement & Analytical        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 1,014 982 2,992 2,942
Intelligent Devices | Operating Segments | Measurement & Analytical | Americas        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 510 488 1,492 1,475
Intelligent Devices | Operating Segments | Measurement & Analytical | AMEA        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 351 345 1,044 1,004
Intelligent Devices | Operating Segments | Measurement & Analytical | Europe        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 153 149 456 463
Intelligent Devices | Operating Segments | Discrete Automation        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 649 618 1,844 1,863
Intelligent Devices | Operating Segments | Discrete Automation | Americas        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 319 294 896 874
Intelligent Devices | Operating Segments | Discrete Automation | AMEA        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 161 154 459 477
Intelligent Devices | Operating Segments | Discrete Automation | Europe        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 169 170 489 512
Intelligent Devices | Operating Segments | Safety & Productivity        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 346 351 996 1,038
Intelligent Devices | Operating Segments | Safety & Productivity | Americas        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 265 262 766 774
Intelligent Devices | Operating Segments | Safety & Productivity | AMEA        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 18 18 48 53
Intelligent Devices | Operating Segments | Safety & Productivity | Europe        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 63 71 182 211
Software and Control        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 1,444 1,398 4,217 4,044
Software and Control | Americas        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 702 653 2,012 1,886
Software and Control | AMEA        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 416 397 1,220 1,153
Software and Control | Europe        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 326 348 985 1,005
Software and Control | Operating Segments | Control Systems & Software        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 1,083 1,043 3,138 2,940
Software and Control | Operating Segments | Control Systems & Software | Americas        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 537 493 1,516 1,400
Software and Control | Operating Segments | Control Systems & Software | AMEA        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 320 299 930 858
Software and Control | Operating Segments | Control Systems & Software | Europe        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 226 251 692 682
Software and Control | Operating Segments | Test & Measurement        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 361 355 1,079 1,104
Software and Control | Operating Segments | Test & Measurement | Americas        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 165 160 496 486
Software and Control | Operating Segments | Test & Measurement | AMEA        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations 96 98 290 295
Software and Control | Operating Segments | Test & Measurement | Europe        
Disaggregation of Revenue [Line Items]        
Sales, excluding intersegment eliminations $ 100 $ 97 $ 293 $ 323