GOODWILL AND INTANGIBLES (Tables)

3 Months Ended

Mar. 31, 2019

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, 2018	$	1,832.9		$	287.1	$	2,120.0
Foreign currency translation adjustment	0.2			0.1		0.3
Balance at March 31, 2018	$	1,833.1		$	287.2	$	2,120.3
Balance at January 1, 2019	$	1,832.6		$	287.0	2,119.6
Foreign currency translation adjustment	(0.1		)	—		(0.1		)
Balance at March 31, 2019	$	1,832.5		$	287.0	$	2,119.5

Schedule of Finite-Lived Intangible Assets

Intangible assets consisted of the following:

	March 31, 2019							December 31, 2018							March 31, 2018
	Gross Amount		Accumulated Amortization			Net		Gross Amount		Accumulated Amortization			Net		Gross Amount		Accumulated Amortization			Net
	($ in millions)
Customers, customer contracts and relationships	$	673.3	$	(223.9	)	$	449.4	$	675.2	$	(211.9	)	$	463.3	$	682.0	$	(176.3	)	$	505.7
Trade name	7.0		(4.9		)	2.1		7.0		(4.6		)	2.4		7.1		(3.6		)	3.5
Acquired technology	85.1		(42.5		)	42.6		85.4		(39.6		)	45.8		86.5		(30.9		)	55.6
Other	0.7		(0.6		)	0.1		0.7		(0.6		)	0.1		2.3		(2.0		)	0.3
Total intangible assets	$	766.1	$	(271.9	)	$	494.2	$	768.3	$	(256.7	)	$	511.6	$	777.9	$	(212.8	)	$	565.1