GOODWILL AND INTANGIBLE ASSETS - Changes in the Carrying Amount of Goodwill (Details) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Goodwill
Beginning balance		$ 2,412,800,000	$ 2,526,300,000
Acquisition			7,100,000
Transfer of Films business		0	0
Goodwill impairment	$ (80,000,000)	(80,000,000)	0	$ 0
Foreign currency translation and other		3,900,000	(120,600,000)
Ending balance		2,336,700,000	2,412,800,000	2,526,300,000
Electronics
Goodwill
Beginning balance		1,304,000,000	1,292,200,000
Acquisition			0
Transfer of Films business		7,900,000	80,400,000
Goodwill impairment		0
Foreign currency translation and other		(13,200,000)	(68,600,000)
Ending balance		1,298,700,000	1,304,000,000	1,292,200,000
Industrial & Specialty
Goodwill
Beginning balance		1,108,800,000	1,234,100,000
Acquisition			7,100,000
Transfer of Films business		(7,900,000)	(80,400,000)
Goodwill impairment		(80,000,000.0)
Foreign currency translation and other		17,100,000	(52,000,000.0)
Ending balance		$ 1,038,000,000	$ 1,108,800,000	$ 1,234,100,000