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PENSIONS AND OTHER POSTRETIREMENT BENEFITS (Annual Expense (Income) Related to Retirement Plans) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Pension Plan [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Defined benefit plans | $ 22.4 | $ 12.7 | $ 18.0
Defined contribution pension plans | 3.4 | 3.1 | 2.9
Total | 23.3 | 9.9 | 14.8
Other Postretirement Benefits Plan [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Defined benefit plans | $ (2.5) | $ (5.9) | $ (6.1)

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