DISCONTINUED OPERATIONS - Financial Results (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income taxes	$ 0		$ 0
Earnings (Loss), net of tax	$ 0	$ (46)	$ 0	$ (73)
Climate Technologies (excluding Therm-O-Disc)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales		0		0
Cost of sales		0		0
SG&A		0		0
Gain on sale of business		0		0
Other deductions, net		59		95
Earnings (Loss) before income taxes		(59)		(95)
Income taxes		(13)		(22)
Earnings (Loss), net of tax		$ (46)		$ (73)