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BUSINESS SEGMENTS AND GEOGRAPHIC AREAS - Disaggregation of Net Sales (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Apr. 03, 2021 | Mar. 28, 2020
Segment Reporting Information [Line Items] |  |
Net Sales | $ 4,197.1 | $ 3,129.4
Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Net Sales | 4,197.1 | 3,129.4
Industrial | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Net Sales | 657.7 | 590.7
Engineered Fastening | Industrial | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Net Sales | 496.8 | 424.7
Infrastructure business | Industrial | Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Net Sales | $ 160.9 | $ 166.0

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