GOODWILL AND INTANGIBLE ASSETS

3 Months Ended

Mar. 31, 2024

NOTE 9. GOODWILL AND INTANGIBLE ASSETS

Changes in the carrying value of goodwill were as follows:


	Chlor Alkali Products and Vinyls		Epoxy		Winchester		Total
Goodwill	($ in millions)
Balance at January 1, 2023(1)	$	1,275.8	$	145.1	$	—	$	1,420.9

Foreign currency translation adjustment	—		—		—		—
Balance at March 31, 2023(1)	$	1,275.8	$	145.1	$	—	$	1,420.9
Balance at January 1, 2024(1)	$	1,276.1	$	145.2	$	2.7	$	1,424.0
Acquisition activity	—		—		(0.3)		(0.3)
Foreign currency translation adjustment	(0.3)		(0.1)		—		(0.4)
Balance at March 31, 2024(1)	$	1,275.8	$	145.1	$	2.4	$	1,423.3

(1)Includes cumulative goodwill impairment of $557.6 million and $142.2 million in Chlor Alkali Products and Vinyls and Epoxy, respectively.

Intangible assets consisted of the following:


	March 31, 2024						December 31, 2023						March 31, 2023
	Gross Amount		Accumulated Amortization		Net		Gross Amount		Accumulated Amortization		Net		Gross Amount		Accumulated Amortization		Net
Intangible Assets	($ in millions)
Customers, customer contracts and relationships	$	669.8	$	(445.1)	$	224.7	$	671.7	$	(437.5)	$	234.2	$	670.2	$	(410.7)	$	259.5
Trade names	3.6		(0.4)		3.2		3.6		(0.2)		3.4		—		—		—
Acquired technology	94.1		(90.6)		3.5		94.4		(90.4)		4.0		93.1		(88.9)		4.2
Other	4.9		(0.7)		4.2		4.9		(0.7)		4.2		1.8		(0.7)		1.1
Total intangible assets	$	772.4	$	(536.8)	$	235.6	$	774.6	$	(528.8)	$	245.8	$	765.1	$	(500.3)	$	264.8