GOODWILL AND INTANGIBLE ASSETS - Changes in Carrying Amount of Goodwill by Segment (Details) $ in Millions	6 Months Ended
	Jun. 30, 2023 USD ($)
Goodwill
Beginning balance	$ 2,412.8
Transfer of Films business	0.0
Foreign currency translation and other	(17.9)
Ending balance	2,394.9
Electronics
Goodwill
Beginning balance	1,304.0
Transfer of Films business	7.9
Foreign currency translation and other	(29.2)
Ending balance	1,282.7
Industrial & Specialty
Goodwill
Beginning balance	1,108.8
Transfer of Films business	(7.9)
Foreign currency translation and other	11.3
Ending balance	$ 1,112.2