GOODWILL AND INTANGIBLE ASSETS (Tables)

6 Months Ended

Jun. 30, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

Changes in the carrying value of goodwill were as follows:

	Chlor Alkali Products and Vinyls		Epoxy		Total
	($ in millions)
Balance at January 1, 2020	$	1,832.7	$	287.0	$	2,119.7
Foreign currency translation adjustment	—		—		—
Balance at June 30, 2020	$	1,832.7	$	287.0	$	2,119.7
Balance at January 1, 2021(1)	$	1,275.3	$	144.9	$	1,420.2
Foreign currency translation adjustment	—		—		—
Balance at June 30, 2021(1)	$	1,275.3	$	144.9	$	1,420.2

(1)     The Chlor Alkali Products and Vinyls, Epoxy and total goodwill balances are net of $557.6 million, $142.2 million and $699.8 million of accumulated impairment losses recorded during the third quarter of 2020.

Schedule of Finite-Lived Intangible Assets

Intangible assets consisted of the following:

	June 30, 2021						December 31, 2020						June 30, 2020
	Gross Amount		Accumulated Amortization		Net		Gross Amount		Accumulated Amortization		Net		Gross Amount		Accumulated Amortization		Net
	($ in millions)
Customers, customer contracts and relationships	$	678.2	$	(336.3)	$	341.9	$	681.0	$	(312.5)	$	368.5	$	673.3	$	(285.3)	$	388.0
Trade name	—		—		—		—		—		—		7.0		(6.7)		0.3
Acquired technology	94.5		(71.9)		22.6		95.0		(65.3)		29.7		85.1		(57.7)		27.4
Other	1.8		(0.6)		1.2		1.8		(0.6)		1.2		1.8		(0.6)		1.2
Total intangible assets	$	774.5	$	(408.8)	$	365.7	$	777.8	$	(378.4)	$	399.4	$	767.2	$	(350.3)	$	416.9