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RESTRUCTURING COSTS - Schedule Of Restructuring Expense by Segment (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023
Restructuring [Line Items] |  |  |  |
Expense | $ 30 | $ 19 | $ 113 | $ 29
Corporate and other |  |  |  |
Restructuring [Line Items] |  |  |  |
Expense | 11 | 3 | 37 | 11
Intelligent Devices | Operating Segments |  |  |  |
Restructuring [Line Items] |  |  |  |
Expense | 2 | 11 | 18 | 12
Software and Control |  |  |  |
Restructuring [Line Items] |  |  |  |
Expense | 17 | 5 | 58 | 6
Final Control | Intelligent Devices | Operating Segments |  |  |  |
Restructuring [Line Items] |  |  |  |
Expense | (7) | 2 | (4) | 1
Measurement & Analytical | Intelligent Devices | Operating Segments |  |  |  |
Restructuring [Line Items] |  |  |  |
Expense | 1 | 0 | 4 | 1
Discrete Automation | Intelligent Devices | Operating Segments |  |  |  |
Restructuring [Line Items] |  |  |  |
Expense | 7 | 7 | 17 | 8
Safety & Productivity | Intelligent Devices | Operating Segments |  |  |  |
Restructuring [Line Items] |  |  |  |
Expense | 1 | 2 | 1 | 2
Control Systems & Software | Software and Control | Operating Segments |  |  |  |
Restructuring [Line Items] |  |  |  |
Expense | 3 | 5 | 4 | 6
Test & Measurement | Software and Control | Operating Segments |  |  |  |
Restructuring [Line Items] |  |  |  |
Expense | 14 | 0 | 54 | 0
AspenTech | Software and Control | Operating Segments |  |  |  |
Restructuring [Line Items] |  |  |  |
Expense | $ 0 | $ 0 | $ 0 | $ 0

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