RESTRUCTURING COSTS - Schedule Of Restructuring Expense by Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Restructuring [Line Items]
Expense	$ 9	$ 11
Corporate
Restructuring [Line Items]
Expense	0	1
Software & Systems
Restructuring [Line Items]
Expense	1	1
Intelligent Devices
Restructuring [Line Items]
Expense	7	8
Safety & Productivity
Restructuring [Line Items]
Expense	1	1
Control Systems & Software | Software & Systems | Operating Segments
Restructuring [Line Items]
Expense	1	2
Test & Measurement | Software & Systems | Operating Segments
Restructuring [Line Items]
Expense	0	(1)
Sensors | Intelligent Devices | Operating Segments
Restructuring [Line Items]
Expense	5	1
Final Control | Intelligent Devices | Operating Segments
Restructuring [Line Items]
Expense	$ 2	$ 7