Restructuring and Other Items, net (Tables)

6 Months Ended

Jun. 28, 2020

Restructuring and Other Items, net [Abstract]

Restructuring Charges by Segment

The following table outlines the amount of restructuring charges recorded within the Consolidated Statements of Income and the segments they relate to for the three and six-months ending June 28, 2020 and June 30, 2019:

(millions of dollars)	Jun. 28, 2020		Jun. 30, 2019
Asset Write-Downs
Performance Materials	$	—	$	4.2
Specialty Minerals		6.0		1.6
Energy Services		—		1.7
Total charge for asset write-down	$	6.0	$	7.5
Severance and other related costs
Performance Materials	$	—	$	2.8
Specialty Minerals		0.3		0.9
Refractories		—		0.8
Energy Services		—		0.1
Corporate		—		1.1
Total severance and other related costs	$	0.3	$	5.7
Other
Corporate	$	0.2	$	—
Total restructuring and other items, net	$	6.5	$	13.2

Reconciliation of Restructuring Liability

The following table is a reconciliation of our restructuring liability balance as of June 28, 2020:

(millions of dollars)
Restructuring liability, December 31, 2019	$	5.0
Additional provision		0.3
Cash payments		(0.7	)
Restructuring liability, June 28, 2020	$	4.6