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v3.22.2.2

Segment and Related Information, Sales By Product Category (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 02, 2022 | Oct. 03, 2021 | Oct. 02, 2022 | Oct. 03, 2021
Segment and Related Information [Abstract] |  |  |  |
Net sales | $ 541.9 | $ 473.2 | $ 1,617.9 | $ 1,381.4
Household, Personal Care & Specialty Products [Member] |  |  |  |
Segment and Related Information [Abstract] |  |  |  |
Net sales | 141.5 | 121.8 | 424.1 | 333.9
Metalcasting [Member] |  |  |  |
Segment and Related Information [Abstract] |  |  |  |
Net sales | 85.4 | 72.9 | 254.4 | 235.0
Environmental Products [Member] |  |  |  |
Segment and Related Information [Abstract] |  |  |  |
Net sales | 47.7 | 39.8 | 138.0 | 105.8
Building Materials [Member] |  |  |  |
Segment and Related Information [Abstract] |  |  |  |
Net sales | 15.8 | 15.9 | 45.6 | 45.0
Paper PCC [Member] |  |  |  |
Segment and Related Information [Abstract] |  |  |  |
Net sales | 97.7 | 89.5 | 286.4 | 264.9
Specialty PCC [Member] |  |  |  |
Segment and Related Information [Abstract] |  |  |  |
Net sales | 25.5 | 18.2 | 77.7 | 57.1
Ground Calcium Carbonate [Member] |  |  |  |
Segment and Related Information [Abstract] |  |  |  |
Net sales | 28.6 | 25.0 | 84.0 | 74.5
Talc [Member] |  |  |  |
Segment and Related Information [Abstract] |  |  |  |
Net sales | 14.2 | 14.2 | 45.2 | 40.9
Refractory Products [Member] |  |  |  |
Segment and Related Information [Abstract] |  |  |  |
Net sales | 68.9 | 58.3 | 203.9 | 175.1
Metallurgical Products [Member] |  |  |  |
Segment and Related Information [Abstract] |  |  |  |
Net sales | $ 16.6 | $ 17.6 | $ 58.6 | $ 49.2

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