RESTRUCTURING CHARGES (Tables)

6 Months Ended

Jun. 30, 2019

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Reserve by Type of Cost

The following table summarizes the 2019 and 2018 activities by major component of these restructuring actions and the remaining balances of accrued restructuring costs as of June 30, 2019 and 2018:

	Employee severance and related benefit costs			Lease and other contract termination costs			Facility exit costs			Total
	($ in millions)
Balance at January 1, 2018	$	1.8		$	3.3		$	—		$	5.1
Restructuring charges:
First quarter	—			0.4			3.6			4.0
Second quarter	0.1			3.7			2.6			6.4
Amounts utilized	(1.0		)	(1.3		)	(5.1		)	(7.4		)
Balance at June 30, 2018	$	0.9		$	6.1		$	1.1		$	8.1
Balance at January 1, 2019	$	1.5		$	6.0		$	0.7		$	8.2
Restructuring charges:
First quarter	1.4			0.1			2.5			4.0
Second quarter	0.4			0.2			3.2			3.8
Amounts utilized	(3.3		)	(1.0		)	(5.5		)	(9.8		)
Balance at June 30, 2019	$	—		$	5.3		$	0.9		$	6.2

Cumulative Restructuring Charges by Type and Plan

The following table summarizes the cumulative restructuring charges of these 2018, 2016 and 2014 restructuring actions by major component through June 30, 2019:

	Chlor Alkali Products and Vinyls				Winchester		Total
	Becancour		Capacity Reductions
	($ in millions)
Write-off of equipment and facility	$	3.5	$	78.1	$	2.6	$	84.2
Employee severance and related benefit costs	2.7		6.3		2.7		11.7
Facility exit costs	5.9		39.3		0.2		45.4
Employee relocation costs	—		1.7		—		1.7
Lease and other contract termination costs	6.1		40.4		0.3		46.8
Total cumulative restructuring charges	$	18.2	$	165.8	$	5.8	$	189.8