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BUSINESS SEGMENTS INFORMATION - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 | Jun. 30, 2025 | Mar. 31, 2025 | Dec. 31, 2024 | Sep. 30, 2024 | Jun. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2023
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales | $ 4,855 | $ 4,553 | $ 4,432 | $ 4,175 | $ 4,619 | $ 4,380 | $ 4,376 | $ 4,117 | $ 18,016 | $ 17,492 | $ 15,165
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 5,103 | 5,142 | 4,186
Other deductions, net |  |  |  |  |  |  |  |  | 1,245 | 1,434 | 506
Earnings before income taxes |  |  |  |  |  |  |  |  | 2,934 | 2,020 | 2,903
Stock compensation |  |  |  |  |  |  |  |  | 265 | 260 | 271
Gain on subordinated interest |  |  |  |  |  |  |  |  | 0 | 79 | 161
Eliminations/Interest |  |  |  |  |  |  |  |  | (237) | (175) | (34)
Operating Segments |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 18,091 | 17,560 | 15,236
Earnings before income taxes |  |  |  |  |  |  |  |  | 3,780 | 3,089 | 3,038
Segment Reconciling |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock compensation |  |  |  |  |  |  |  |  | (263) | (260) | (250)
Unallocated pension and postretirement costs |  |  |  |  |  |  |  |  | 109 | 144 | 171
Loss on Copeland note receivable |  |  |  |  |  |  |  |  | 0 | (279) | 0
Gain on subordinated interest |  |  |  |  |  |  |  |  | 0 | 79 | 161
Segment Reconciling | Related Party |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest income from related party |  |  |  |  |  |  |  |  | 0 | 86 | 41
Corporate and other |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Earnings before income taxes |  |  |  |  |  |  |  |  | (455) | (664) | (224)
Eliminations/Interest |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | (75) | (68) | (71)
Eliminations/Interest |  |  |  |  |  |  |  |  | (237) | (175) | (34)
Intelligent Devices | Operating Segments |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 12,400 | 12,161 | 11,588
Cost of sales |  |  |  |  |  |  |  |  | 6,279 | 6,175 | 6,007
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 2,879 | 2,864 | 2,750
Other deductions, net |  |  |  |  |  |  |  |  | 289 | 315 | 215
Earnings before income taxes |  |  |  |  |  |  |  |  | 2,953 | 2,807 | 2,616
Intelligent Devices | Operating Segments | Final Control |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 4,380 | 4,204 | 3,970
Cost of sales |  |  |  |  |  |  |  |  | 2,323 | 2,246 | 2,177
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 869 | 862 | 829
Other deductions, net |  |  |  |  |  |  |  |  | 107 | 119 | 99
Earnings before income taxes |  |  |  |  |  |  |  |  | 1,081 | 977 | 865
Intelligent Devices | Operating Segments | Measurement & Analytical |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 4,143 | 4,061 | 3,595
Cost of sales |  |  |  |  |  |  |  |  | 1,843 | 1,799 | 1,648
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 1,101 | 1,097 | 972
Other deductions, net |  |  |  |  |  |  |  |  | 87 | 109 | 39
Earnings before income taxes |  |  |  |  |  |  |  |  | 1,112 | 1,056 | 936
Intelligent Devices | Operating Segments | Discrete Automation |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 2,521 | 2,506 | 2,635
Cost of sales |  |  |  |  |  |  |  |  | 1,340 | 1,334 | 1,387
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 645 | 640 | 680
Other deductions, net |  |  |  |  |  |  |  |  | 67 | 66 | 59
Earnings before income taxes |  |  |  |  |  |  |  |  | 469 | 466 | 509
Intelligent Devices | Operating Segments | Safety & Productivity |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,356 | 1,390 | 1,388
Cost of sales |  |  |  |  |  |  |  |  | 773 | 796 | 795
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 264 | 265 | 269
Other deductions, net |  |  |  |  |  |  |  |  | 28 | 21 | 18
Earnings before income taxes |  |  |  |  |  |  |  |  | 291 | 308 | 306
Software & Control | Operating Segments |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 5,691 | 5,399 | 3,648
Cost of sales |  |  |  |  |  |  |  |  | 2,298 | 2,270 | 1,818
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 1,807 | 1,841 | 1,058
Other deductions, net |  |  |  |  |  |  |  |  | 759 | 1,006 | 350
Earnings before income taxes |  |  |  |  |  |  |  |  | 827 | 282 | 422
Software & Control | Operating Segments | Control Systems & Software |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 4,205 | 3,935 | 3,648
Cost of sales |  |  |  |  |  |  |  |  | 1,917 | 1,883 | 1,818
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 1,073 | 1,118 | 1,058
Other deductions, net |  |  |  |  |  |  |  |  | 320 | 362 | 350
Earnings before income taxes |  |  |  |  |  |  |  |  | 895 | 572 | 422
Software & Control | Operating Segments | Test & Measurement |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,486 | 1,464 | 0
Cost of sales |  |  |  |  |  |  |  |  | 381 | 387 | 0
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 734 | 723 | 0
Other deductions, net |  |  |  |  |  |  |  |  | 439 | 644 | 0
Earnings before income taxes |  |  |  |  |  |  |  |  | $ (68) | $ (290) | $ 0

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