Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

RESTRUCTURING COSTS - Schedule of Restructuring Expense by Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025
Restructuring [Line Items]
Expense	$ 45	$ 21	$ 53	$ 32
Corporate
Restructuring [Line Items]
Expense	3	2	2	3
Software & Systems
Restructuring [Line Items]
Expense	6	12	7	14
Intelligent Devices
Restructuring [Line Items]
Expense	33	5	40	13
Safety & Productivity
Restructuring [Line Items]
Expense	3	2	4	2
Control Systems & Software \| Software & Systems \| Operating Segments
Restructuring [Line Items]
Expense	4	8	5	11
Test & Measurement \| Software & Systems \| Operating Segments
Restructuring [Line Items]
Expense	2	4	2	3
Sensors \| Intelligent Devices \| Operating Segments
Restructuring [Line Items]
Expense	8	2	13	3
Final Control \| Intelligent Devices \| Operating Segments
Restructuring [Line Items]
Expense	$ 25	$ 3	$ 27	$ 10