SEGMENT INFORMATION (Tables)

3 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

Segment Information

	Three Months Ended March 31,
	2019			2018
Sales:	($ in millions)
Chlor Alkali Products and Vinyls	$	872.2		$	936.1
Epoxy	524.0			603.3
Winchester	157.2			170.9
Total sales	$	1,553.4		$	1,710.3
Income (loss) before taxes:
Chlor Alkali Products and Vinyls	$	120.4		$	130.5
Epoxy	10.5			(22.1		)
Winchester	9.1			12.0
Corporate/other:
Environmental expense	(1.8		)	(2.3		)
Other corporate and unallocated costs	(39.1		)	(36.5		)
Restructuring charges	(4.0		)	(4.0		)
Acquisition-related costs	—			(0.3		)
Other operating income	0.1			8.1
Interest expense	(57.4		)	(63.7		)
Interest income	0.2			0.4
Non-operating pension income	3.9			5.4
Other income	11.2			—
Income before taxes	$	53.1		$	27.5

Disaggregation of Revenue

	Three Months Ended March 31, 2019
	Chlor Alkali Products and Vinyls		Epoxy		Winchester		Total
Sales:	($ in millions)
United States	$	604.0	$	164.1	$	141.3	$	909.4
Europe	38.6		235.4		2.8		276.8
Other foreign	229.6		124.5		13.1		367.2
Total Sales	$	872.2	$	524.0	$	157.2	$	1,553.4

	Three Months Ended March 31, 2018
	Chlor Alkali Products and Vinyls		Epoxy		Winchester		Total
Sales:	($ in millions)
United States	$	608.1	$	180.4	$	158.6	$	947.1
Europe	45.8		278.5		1.0		325.3
Other foreign	282.2		144.4		11.3		437.9
Total Sales	$	936.1	$	603.3	$	170.9	$	1,710.3

	Three Months Ended March 31,
	2019		2018
Sales:	($ in millions)
Chlor Alkali Products and Vinyls
Caustic soda	$	462.1	$	536.9
Chlorine, chlorine-derivatives and other co-products	410.1		399.2
Total Chlor Alkali Products and Vinyls	872.2		936.1
Epoxy
Aromatics and allylics	243.8		308.4
Epoxy resins	280.2		294.9
Total Epoxy	524.0		603.3
Winchester
Commercial	106.4		111.2
Military and law enforcement	50.8		59.7
Total Winchester	157.2		170.9
Total Sales	$	1,553.4	$	1,710.3