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Annual report pursuant to Section 13 and 15(d)

DISCONTINUED OPERATIONS PreTax Exit Costs (Details)

v3.8.0.1
DISCONTINUED OPERATIONS PreTax Exit Costs (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
PreTax Exit Costs [Line Items] Ìý Ìý Ìý Ìý
Deconsolidation, Gain (Loss), Amount Ìý Ìý Ìý $ (528.2)
Canadian Entities [Member] Ìý Ìý Ìý Ìý
PreTax Exit Costs [Line Items] Ìý Ìý Ìý Ìý
Investment Impairment of Deconsolidation Ìý $ 3.0 $ (17.5) (507.8)
Deconsolidation, Gain (Loss), Amount Ìý (21.3) (17.5) (710.9)
Bloom Lake Group [Member] Ìý Ìý Ìý Ìý
PreTax Exit Costs [Line Items] Ìý Ìý Ìý Ìý
Contingent Liabilities of Deconsolidated Entities Ìý $ (24.3) $ 0.0 $ (203.1)
Deconsolidation, Gain (Loss), Amount $ 818.7 Ìý Ìý Ìý