FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Quantitative about Significant Unobservable Inputs Used to Determine Fair Value of Impairment of Long-Lived Assets Held and Used (Details) - USD ($) $ in Millions	2 Months Ended	3 Months Ended							10 Months Ended	11 Months Ended	12 Months Ended
	Sep. 30, 2025	Jul. 31, 2025	Apr. 30, 2025	Jan. 31, 2025	Oct. 31, 2024	Jul. 31, 2024	Apr. 30, 2024	Jan. 31, 2024	Sep. 30, 2024	Sep. 30, 2025	Oct. 31, 2024	Oct. 31, 2023
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Impairment of Long-Lived Assets										$ 23.4	$ 2.6	$ 20.3
Total	$ 10.1	$ 3.4	$ 10.7	$ 13.7	$ 0.7	$ 0.2	$ 0.4	$ 1.3	$ 2.3	37.9	2.6	$ 20.3
Machinery and equipment | Discounted Cash Flows, Indicative Bids | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Impairment of Long-Lived Assets										23.4	$ 2.6
Land and Building | Indicative Bids | Level 3
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Impairment of Net Assets Held for Sale										$ 14.5