GOODWILL AND INTANGIBLES

6 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

GOODWILL AND INTANGIBLES

NOTE 9. 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, 2018	$	1,832.9		$	287.1		$	2,120.0
Foreign currency translation adjustment	(0.2		)	(0.1		)	(0.3		)
Balance at June 30, 2018	$	1,832.7		$	287.0		$	2,119.7
Balance at January 1, 2019	$	1,832.6		$	287.0		2,119.6
Foreign currency translation adjustment	—			—			—
Balance at June 30, 2019	$	1,832.6		$	287.0		$	2,119.6

Intangible assets consisted of the following:

	June 30, 2019							December 31, 2018							June 30, 2018
	Gross Amount		Accumulated Amortization			Net		Gross Amount		Accumulated Amortization			Net		Gross Amount		Accumulated Amortization			Net
	($ in millions)
Customers, customer contracts and relationships	$	674.4	$	(236.3	)	$	438.1	$	675.2	$	(211.9	)	$	463.3	$	676.5	$	(187.8	)	$	488.7
Trade name	7.0		(5.3		)	1.7		7.0		(4.6		)	2.4		7.1		(3.9		)	3.2
Acquired technology	85.3		(45.7		)	39.6		85.4		(39.6		)	45.8		85.7		(33.6		)	52.1
Other	1.8		(0.6		)	1.2		0.7		(0.6		)	0.1		2.3		(2.0		)	0.3
Total intangible assets	$	768.5	$	(287.9	)	$	480.6	$	768.3	$	(256.7	)	$	511.6	$	771.6	$	(227.3	)	$	544.3