Quarterly report pursuant to Section 13 or 15(d)

NEW ACCOUNTING STANDARDS (Narrative) (Details)

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Mar. 31, 2018
Jan. 01, 2018
Dec. 31, 2017
Stockholders' Equity Attributable to Parent $ (485.0) $ (410.3) $ (444.3)
Difference between Revenue betfred gamesGuidance in Effect before and after Topic 606 [Member]      
Stockholders' Equity Attributable to Parent $ 16.4 $ 34.0