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RETIREMENT PLANS (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Other Postretirement Benefits Plan
Defined Contribution Plan Disclosure [Line Items]
Contributions	$ 1.8	$ 2.0	$ 3.6	$ 3.5
Expected contributions	17.8		17.8		$ 8.3
Pension Plan
Defined Contribution Plan Disclosure [Line Items]
Contributions	$ 10.8	$ 11.3	$ 22.4	$ 17.5