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INCOME TAXES INCOME TAXES (Schedule of Components of Income Taxes) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Income Tax Contingency [Line Items] |  |  |  |
Current Federal Tax Expense (Benefit) |  | $ 8.2 | $ (125.2) | $ 110.4
Current State and Local Tax Expense (Benefit) |  | 0.3 | (0.6) | 4.0
Current Foreign Tax Expense (Benefit) |  | 0.9 | 11.7 | 94.8
Current Income Tax Expense (Benefit) |  | 9.4 | (114.1) | 209.2
Deferred Federal Income Tax Expense (Benefit) |  | 165.8 | 20.4 | 35.0
Deferred State and Local Income Tax Expense (Benefit) |  | 0.0 | (24.9) | 3.0
Deferred Foreign Income Tax Expense (Benefit) |  | (5.9) | 32.6 | (9.6)
Deferred Income Tax Expense (Benefit) |  | 159.8 | (1,153.9) | (138.1)
Income Tax Expense (Benefit) | $ (207.3) | 169.3 | (86.0) | 237.6
Deferred Provision (Benefit) [Member] |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Deferred Income Tax Expense (Benefit) |  | $ 159.9 | $ 28.1 | $ 28.4

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