OTHER COMPREHENSIVE INCOME (Amounts Reclassified from Accumulated Other Comprehensive Income to Earnings) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	$ 169.2	$ 149.3	$ 136.0
Other nonoperating expense	5.1	10.7	(17.5)
Benefit from income taxes	193.0	200.1	155.8
Total	575.6	670.8	584.5
Reclassification From AOCI [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total	4.5	15.2	24.7
Amortization Of Cash Flow Hedge Losses [Member] | Reclassification From AOCI [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	2.0	2.0	2.3
Benefit from income taxes	(0.5)	(0.5)	(0.6)
Total	1.5	1.5	1.7
Amortization Of Pension And Postretirement Plan Actuarial Loss And Prior Service Cost [Member] | Reclassification From AOCI [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other nonoperating expense	4.0	18.5	31.2
Benefit from income taxes	(1.0)	(4.8)	(8.2)
Total	$ 3.0	$ 13.7	$ 23.0