PENSION AND OTHER POST-RETIREMENT BENEFIT PLANS - Contributions (Details) - Pensions - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company contributions	$ 5.7	$ 11.9
United States
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Defined benefit plan, employer contributions	18.2
Company contributions	$ 0.8	$ 4.1

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details