Revenue from Contracts with Customers (Tables)

9 Months Ended

Oct. 02, 2022

Revenue from Contracts with Customers [Abstract]

Disaggregation of Revenue

The following table disaggregates our revenue by major source (product line) for the three and nine-month periods ended October 2, 2022 and October 3, 2021:

(millions of dollars)	Three Months Ended				Nine Months Ended
Net Sales	Oct. 2, 2022		Oct. 3, 2021		Oct. 2, 2022		Oct. 3, 2021
Household, Personal Care & Specialty Products	$	141.5	$	121.8	$	424.1	$	333.9
Metalcasting		85.4		72.9		254.4		235.0
Environmental Products		47.7		39.8		138.0		105.8
Building Materials		15.8		15.9		45.6		45.0
Performance Materials		290.4		250.4		862.1		719.7
Paper PCC		97.7		89.5		286.4		264.9
Specialty PCC		25.5		18.2		77.7		57.1
Ground Calcium Carbonate		28.6		25.0		84.0		74.5
Talc		14.2		14.2		45.2		40.9
Specialty Minerals		166.0		146.9		493.3		437.4
Refractory Products		68.9		58.3		203.9		175.1
Metallurgical Products		16.6		17.6		58.6		49.2
Refractories		85.5		75.9		262.5		224.3
Total	$	541.9	$	473.2	$	1,617.9	$	1,381.4