GOODWILL AND INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill and Changes in Carrying Amount of Goodwill by Operating Segment

Changes in the carrying amount of goodwill by segment were as follows: 

(In millions)	Specialty Engineered Materials		Color, Additives and Inks		Total
Balance at January 1, 2022	$	236.3	$	1,048.5	$	1,284.8
Acquisition of businesses	396.5		—		396.5
Currency translation	19.4		(28.8)		(9.4)
Balance at December 31, 2022	652.2		1,019.7		1,671.9
Acquisition of businesses	10.3		—		10.3
Currency translation	20.0		17.1		37.1
Balance at December 31, 2023	$	682.5	$	1,036.8	$	1,719.3

Schedule of Indefinite-Lived Intangible Assets

Indefinite and finite-lived intangible assets consisted of the following:

	As of December 31, 2023
(In millions)	Acquisition Cost		Accumulated Amortization		Currency Translation		Net
Customer relationships	$	726.2	$	(199.8)	$	20.0	$	546.4
Patents, technology and other	841.8		(213.1)		22.5		651.2
Indefinite-lived trade names	368.0		—		25.2		393.2
Total	$	1,936.0	$	(412.9)	$	67.7	$	1,590.8

	As of December 31, 2022
(In millions)	Acquisition Cost		Accumulated Amortization		Currency Translation		Net
Customer relationships	$	695.9	$	(164.3)	$	5.9	$	537.5
Patents, technology and other	841.8		(168.8)		3.5		676.5
Indefinite-lived trade names	368.0		—		15.6		383.6
Total	$	1,905.7	$	(333.1)	$	25.0	$	1,597.6

Schedule of Finite-lived Intangible Assets

Indefinite and finite-lived intangible assets consisted of the following:

	As of December 31, 2023
(In millions)	Acquisition Cost		Accumulated Amortization		Currency Translation		Net
Customer relationships	$	726.2	$	(199.8)	$	20.0	$	546.4
Patents, technology and other	841.8		(213.1)		22.5		651.2
Indefinite-lived trade names	368.0		—		25.2		393.2
Total	$	1,936.0	$	(412.9)	$	67.7	$	1,590.8

	As of December 31, 2022
(In millions)	Acquisition Cost		Accumulated Amortization		Currency Translation		Net
Customer relationships	$	695.9	$	(164.3)	$	5.9	$	537.5
Patents, technology and other	841.8		(168.8)		3.5		676.5
Indefinite-lived trade names	368.0		—		15.6		383.6
Total	$	1,905.7	$	(333.1)	$	25.0	$	1,597.6

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

We expect finite-lived intangibles amortization expense for the next five years as follows:

(In millions)	2024		2025		2026		2027		2028
Expected amortization expense	$	77.3	$	77.3	$	76.6	$	74.5	$	74.0