GOODWILL AND INTANGIBLE ASSETS

3 Months Ended

Mar. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

GOODWILL AND INTANGIBLES

NOTE 7. GOODWILL AND INTANGIBLE ASSETS

Changes in the carrying value of goodwill were as follows:

	Chlor Alkali Products and Vinyls		Epoxy		Total
	($ in millions)
Balance at January 1, 2021	$	1,275.3	$	144.9	$	1,420.2
Foreign currency translation adjustment	(0.1)		—		(0.1)
Balance at March 31, 2021	$	1,275.2	$	144.9	$	1,420.1
Balance at January 1, 2022	$	1,275.6	$	145.0	$	1,420.6
Foreign currency translation adjustment	0.1		—		0.1
Balance at March 31, 2022	$	1,275.7	$	145.0	$	1,420.7

Intangible assets consisted of the following:

	March 31, 2022						December 31, 2021						March 31, 2021
	Gross Amount		Accumulated Amortization		Net		Gross Amount		Accumulated Amortization		Net		Gross Amount		Accumulated Amortization		Net
	($ in millions)
Customers, customer contracts and relationships	$	672.0	$	(371.4)	$	300.6	$	674.4	$	(359.8)	$	314.6	$	677.2	$	(323.5)	$	353.7
Acquired technology	93.5		(80.7)		12.8		93.9		(77.9)		16.0		94.3		(68.2)		26.1
Other	1.8		(0.7)		1.1		1.8		(0.7)		1.1		1.8		(0.6)		1.2
Total intangible assets	$	767.3	$	(452.8)	$	314.5	$	770.1	$	(438.4)	$	331.7	$	773.3	$	(392.3)	$	381.0