BENEFIT PLANS (Employer Contributions for Plan) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Other Postretirement Benefit Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	$ 4.9	$ 5.5	$ 4.7
2023 (estimated)	5.1
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	7.8	$ 8.0	$ 8.8
2023 (estimated)	$ 7.8