Annual report pursuant to Section 13 and 15(d)

CASH FLOW INFORMATION (Cash Paid for Income Taxes) (Details)

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CASH FLOW INFORMATION (Cash Paid for Income Taxes) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Supplemental Cash Flow Information [Abstract]      
Income Taxes Paid $ 2.9 $ 1.7 $ 5.9
Proceeds from Income Tax Refunds (11.3) (7.8) (5.3)
Interest Paid, Including Capitalized Interest, Operating and Investing Activities $ 105.7 $ 139.0 $ 184.0