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SEGMENT REPORTING (Schedule Of Segment Reporting Information, By Segment) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
Sep. 30, 2014
|
Sep. 30, 2013
|
Sep. 30, 2014
|
Sep. 30, 2013
|
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| Segment Reporting Information [Line Items] | ||||||||||
| Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | $ (6,887.2) | $ 113.9 | $ (6,943.4) | $ 376.0 | ||||||
| Revenues from producet sales and services, percent | 100.00% | 100.00% | 100.00% | 100.00% | ||||||
| Revenues from product sales and services | 1,298.2 | 1,546.6 | 3,339.0 | 4,175.6 | ||||||
| Sales Margin | 127.5 | 348.7 | 282.7 | 854.8 | ||||||
| Other operating expense | (7,886.6) | (124.7) | (8,104.2) | (200.5) | ||||||
| Other expense | (40.3) | (45.9) | (124.4) | (137.4) | ||||||
| INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES AND EQUITY LOSS FROM VENTURES | (7,799.4) | 178.1 | (7,945.9) | 516.9 | ||||||
| Depreciation, depletion and amortization | 144.0 | 153.1 | 430.4 | 438.0 | ||||||
| EBITDA | (7,617.2) | 377.4 | (7,390.4) | 1,017.5 | ||||||
| Capital Additions | 54.6 | [1] | 211.3 | [1] | 186.0 | [1] | 625.1 | [1] | ||
| Interest expense, net | (47.4) | (44.7) | (134.9) | (134.5) | ||||||
| Income Tax Benefit (Expense) | 921.4 | (65.7) | 1,012.3 | (69.0) | ||||||
| Impairment of goodwill and other long-lived assets | (7,769.1) | 0 | (7,773.1) | 0 | ||||||
| Adjusted EBITDA | 233.3 | 423.5 | 582.9 | 1,045.2 | ||||||
|
U.S. Iron Ore [Member]
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| Segment Reporting Information [Line Items] | ||||||||||
| Revenues from producet sales and services, percent | 59.00% | 51.00% | 49.00% | 45.00% | ||||||
| Revenues from product sales and services | 767.4 | 782.4 | 1,643.3 | 1,894.2 | ||||||
| Sales Margin | 219.5 | 273.5 | 461.7 | 647.1 | ||||||
| Depreciation, depletion and amortization | 25.9 | 27.3 | 81.2 | 82.3 | ||||||
| EBITDA | 242.1 | 296.9 | 538.4 | 715.9 | ||||||
| Capital Additions | 8.5 | [1] | 15.2 | [1] | 37.4 | [1] | 39.1 | [1] | ||
| Adjusted EBITDA | 248.7 | 305.0 | 556.1 | 738.0 | ||||||
|
Eastern Canadian Iron Ore [Member]
|
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| Segment Reporting Information [Line Items] | ||||||||||
| Revenues from producet sales and services, percent | 11.00% | 18.00% | 15.00% | 18.00% | ||||||
| Revenues from product sales and services | 148.0 | 284.2 | 480.3 | 743.4 | ||||||
| Sales Margin | (76.8) | (22.0) | (165.0) | (52.3) | ||||||
| Depreciation, depletion and amortization | 43.6 | 46.8 | 127.2 | 130.3 | ||||||
| EBITDA | (6,423.2) | (43.8) | (6,537.6) | (9.6) | ||||||
| Capital Additions | 37.9 | [1] | 181.5 | [1] | 112.2 | [1] | 535.3 | [1] | ||
| Adjusted EBITDA | (33.2) | (8.6) | (49.3) | 50.0 | ||||||
|
Asia Pacific Iron Ore [Member]
|
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| Segment Reporting Information [Line Items] | ||||||||||
| Revenues from producet sales and services, percent | 17.00% | 20.00% | 21.00% | 22.00% | ||||||
| Revenues from product sales and services | 212.3 | 301.7 | 699.6 | 899.5 | ||||||
| Sales Margin | 9.1 | 99.0 | 111.4 | 255.3 | ||||||
| Depreciation, depletion and amortization | 42.2 | 38.0 | 123.6 | 116.1 | ||||||
| EBITDA | (330.9) | 138.1 | (148.7) | 367.6 | ||||||
| Capital Additions | 3.1 | [1] | 10.4 | [1] | 8.3 | [1] | 8.6 | [1] | ||
| Adjusted EBITDA | 46.1 | 140.9 | 234.5 | 375.5 | ||||||
|
North American Coal [Member]
|
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| Segment Reporting Information [Line Items] | ||||||||||
| Revenues from producet sales and services, percent | 13.00% | 11.00% | 15.00% | 15.00% | ||||||
| Revenues from product sales and services | 170.5 | 178.3 | 515.8 | 638.5 | ||||||
| Sales Margin | (24.3) | (1.8) | (125.4) | 6.6 | ||||||
| Depreciation, depletion and amortization | 30.3 | 38.8 | 92.2 | 99.7 | ||||||
| EBITDA | (827.5) | 31.0 | (875.6) | 85.4 | ||||||
| Capital Additions | 4.6 | [1] | 2.0 | [1] | 24.8 | [1] | 37.2 | [1] | ||
| Adjusted EBITDA | 6.1 | 37.4 | (32.2) | 103.2 | ||||||
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All Other Segments [Member]
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| Segment Reporting Information [Line Items] | ||||||||||
| Sales Margin | 0 | 0 | 0 | (1.9) | ||||||
| Depreciation, depletion and amortization | 2.0 | 2.2 | 6.2 | 9.6 | ||||||
| Capital Additions | 0.5 | [1] | 2.2 | [1] | 3.3 | [1] | 4.9 | [1] | ||
|
Other Segment [Member]
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| Segment Reporting Information [Line Items] | ||||||||||
| EBITDA | (277.7) | (44.8) | (366.9) | (141.8) | ||||||
| Adjusted EBITDA | (34.4) | (51.2) | (126.2) | (221.5) | ||||||
|
EBITDA Calculation [Member]
|
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| Segment Reporting Information [Line Items] | ||||||||||
| Depreciation, depletion and amortization | (144.0) | (153.1) | (430.4) | (438.0) | ||||||
|
Adjusted EBITDA Calculation [Member]
|
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| Segment Reporting Information [Line Items] | ||||||||||
| Wabush mine related costs | (64.0) | (13.0) | (122.3) | (2.3) | ||||||
| Foreign Exchange Remeasurement | 26.4 | (14.1) | 8.4 | 36.5 | ||||||
| Proxy contest and change in control costs in SG&A | (21.9) | 0 | (26.2) | 0 | ||||||
| Litigation Judgment Costs | 0 | (9.6) | 0 | (9.6) | ||||||
| Severance Costs in SG&A | (1.9) | (8.1) | (12.6) | (8.1) | ||||||
|
Wabush [Member] | Adjusted EBITDA Calculation [Member]
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| Segment Reporting Information [Line Items] | ||||||||||
| Sales Margin | $ (20.0) | $ (1.3) | $ (47.5) | $ (44.2) | ||||||
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