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SHAREHOLDERS' EQUITY Details of Accumulated Other Comprehensive Income (Loss) Components (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |  |
Derivative Instruments, (Gain) Loss Reclassified from Accumulated OCI into Income, Effective Portion, Net |  | $ (4.4) | $ 0.6 | $ (18.5) | $ (18.8)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax |  | 11.0 | 1.2 | 233.6 | 26.7
Accumulated Defined Benefit Plans Adjustment [Member] |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |  |
Defined Benefit Plan, Amortization of Prior Service Cost (Credit) | [1] | 1.1 | 1.3 | 0.5 | 0.7
Defined Benefit Plan, Amortization of Gains (Losses) | [1] | 5.6 | 4.3 | 19.5 | 13.9
Defined Benefit Plan, Curtailments | [1] | (0.1) | 1.7 | 0.2 | 2.9
Defined Benefit Plan, Effect of Deconsolidation | [2] | 0.0 | 0.0 | 15.1 | 0.0
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, before Tax |  | 6.6 | 7.3 | 35.3 | 17.5
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, Tax |  | 0.0 | 1.6 | 0.0 | (1.3)
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) |  | 6.6 | 8.9 | 35.3 | 16.2
Realized Gain (Loss) on Marketable Securities [Member] |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |  |
Marketable Securities, Realized Gain (Loss) |  | 0.0 | (9.7) | 0.0 | (11.4)
Accumulated Other-than-Temporary Impairment [Member] |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |  |
Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Including Portion Attributable to Noncontrolling Interest, Available-for-sale Securities |  | 0.0 | (0.3) | (3.2) | (0.3)
Realized Gain (Loss) on Marketable Securities and Other than Temporary Impairment [Member] |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |  |
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities and Impairment on Securities Arising During Period, before tax |  | 0.0 | (10.0) | (3.2) | (11.7)
Other Comprehensive Income (Loss), Realized Holding Gain (Loss) on Securities and Impairment on Securities Arising During Period, Tax |  | 0.0 | 2.9 | 0.3 | 3.4
Other Comprehensive Income (Loss), Realized Holding Gain (Loss) on Securities and Impairment on Securities Arising During Period, net of tax |  | 0.0 | (7.1) | (2.9) | (8.3)
Foreign Currency Translation Adjustment [Member] |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |  |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax | [3] | 0.0 | 0.0 | 182.7 | 0.0
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax |  | 0.0 | 0.0 | 0.0 | 0.0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax |  | 0.0 | 0.0 | 182.7 | 0.0
Realized Gain Loss On Derivatives [Member] |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |  |
(Gain) Loss on Derivative Instruments, Net, Pretax |  | 6.3 | (0.1) | 26.4 | 28.1
Tax on Derivative Instruments Gain/Loss Reclassified from Accumulated OCI in to Earnings |  | (1.9) | (0.5) | (7.9) | (9.3)
Amount of (gain)/loss recognized in income on derivative |  | 4.4 | (0.6) | 18.5 | 18.8
Australian Hedge Contracts [Member] | Realized Gain Loss On Derivatives [Member] |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |  |
Derivative Instruments, (Gain) Loss Reclassified from Accumulated OCI into Income, Effective Portion, Net |  | 6.3 | (1.6) | 26.4 | 16.7
Canadian Hedge Contracts [Member] | Realized Gain Loss On Derivatives [Member] |  |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |  |
Derivative Instruments, (Gain) Loss Reclassified from Accumulated OCI into Income, Effective Portion, Net |  | $ 0.0 | $ 1.5 | $ 0.0 | $ 11.4
[1] | These accumulated other comprehensive income components are included in the computation of net periodic benefit cost. See NOTE 7 - PENSIONS AND OTHER POSTRETIREMENT BENEFITS for further information.
[2] | Represents Canadian postretirement benefit liabilities that were deconsolidated. See NOTE 14 - DISCONTINUED OPERATIONS for further information.
[3] | Represents Canadian accumulated currency translation adjustments that were deconsolidated. See NOTE 14 - DISCONTINUED OPERATIONS for further information.

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- Definition Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=6915805&loc=d3e32211-110900 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (a-c) -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e637-108580 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6915805&loc=d3e32022-110900 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=6915805&loc=d3e32157-110900 + Details
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- Definition Amount after tax of reclassification adjustment from accumulated other comprehensive income (loss) for actuarial gain (loss) related to pension and other postretirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e689-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e637-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
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