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FINANCIAL INSTRUMENTS - Pretax Effect of Cash Flow Hedge Accounting (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended
--- | --- | ---
Feb. 28, 2019 | Mar. 28, 2020 | Mar. 30, 2019
Derivative [Line Items] |  |  |
Cost of sales |  | $ 2,106.3 | $ 2,228.0
Interest expense |  | 59.7 | 74.4
Cash Flow Hedges |  |  |
Derivative [Line Items] |  |  |
Gain (Loss) Reclassified from OCI to Income | $ (4.6) | (1.4) | (2.1)
Cost of sales | Cash Flow Hedges | Interest Rate Contracts |  |  |
Derivative [Line Items] |  |  |
Gain (Loss) Reclassified from OCI to Income |  | 0.0 | 0.0
Cost of sales | Cash Flow Hedges | Foreign Exchange Contracts |  |  |
Derivative [Line Items] |  |  |
Hedged Items |  | (2.3) | 0.2
Gain (Loss) Reclassified from OCI to Income |  | 2.3 | (0.2)
Interest expense | Cash Flow Hedges | Interest Rate Contracts |  |  |
Derivative [Line Items] |  |  |
Gain (Loss) Reclassified from OCI to Income |  | (4.5) | (4.0)
Interest expense | Cash Flow Hedges | Foreign Exchange Contracts |  |  |
Derivative [Line Items] |  |  |
Hedged Items |  | 0.0 | 0.0
Gain (Loss) Reclassified from OCI to Income |  | $ 0.0 | 0.0
Interest expense | Cash Flow Hedges | Interest Rate Swap |  |  |
Derivative [Line Items] |  |  |
Gain (Loss) Reclassified from OCI to Income |  |  | $ (4.0)

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