RESTRUCTURING CHARGES (Tables)

6 Months Ended

Jun. 30, 2023

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Reserve by Type of Cost

The following table summarizes the 2023 and 2022 activities by major component of these restructuring actions and the remaining balances of accrued restructuring costs as of June 30, 2023 and 2022:

	Employee severance and related benefit costs		Lease and other contract termination costs		Facility exit costs		Write-off of equipment and facility		Total
	($ in millions)
Balance at January 1, 2022	$	6.9	$	5.4	$	—	$	—	$	12.3
Restructuring charges:
First quarter	—		0.1		2.6		0.4		3.1
Second quarter	—		0.2		3.1		0.3		3.6
Amounts utilized	(3.7)		(1.0)		(5.7)		(0.7)		(11.1)
Balance at June 30, 2022	$	3.2	$	4.7	$	—	$	—	$	7.9
Balance at January 1, 2023	$	9.4	$	4.2	$	—	$	—	$	13.6
Restructuring charges:
First quarter	—		39.7		8.4		12.8		60.9
Second quarter	3.3		1.7		9.3		4.9		19.2
Amounts utilized	(1.4)		(7.2)		(17.7)		(17.7)		(44.0)
Balance at June 30, 2023	$	11.3	$	38.4	$	—	$	—	$	49.7

Cumulative Restructuring Charges by Type and Plan

The following table summarizes the cumulative restructuring charges of these restructuring actions by major component through June 30, 2023:

	Chlor Alkali Products and Vinyls								Epoxy		Corporate/other		Total
	McIntosh Plan		Freeport 2021 Plan		Freeport 2019 Plan		Chlor Alkali 2016 Plan		Epoxy Optimization Plan		Productivity Plan
	($ in millions)
Write-off of equipment and facility	$	2.7	$	—	$	58.9	$	78.1	$	18.3	$	—	$	158.0
Employee severance and related benefit costs	—		—		2.1		6.7		10.7		10.3		29.8
Facility exit costs	8.7		11.2		14.6		53.2		8.7		—		96.4
Employee relocation costs	—		—		—		1.7		—		—		1.7
Lease and other contract termination costs	6.4		—		—		43.0		41.4		—		90.8
Total cumulative restructuring charges	$	17.8	$	11.2	$	75.6	$	182.7	$	79.1	$	10.3	$	376.7