Annual report pursuant to Section 13 and 15(d)

NEW ACCOUNTING STANDARDS (Narrative) (Details)

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NEW ACCOUNTING STANDARDS (Narrative) (Details) - USD ($)
$ in Millions
Dec. 31, 2018
Jan. 01, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
TOTAL DEFICIT $ 424.2 $ (410.1) $ (444.1) $ (1,330.5) $ (1,811.6)
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]          
TOTAL DEFICIT   $ 34.0