Quarterly report pursuant to Section 13 or 15(d)

SEGMENT REPORTING (Schedule Of Segment Reporting Information, By Segment) (Details)

v3.7.0.1
SEGMENT REPORTING (Schedule Of Segment Reporting Information, By Segment) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Segment Reporting Information [Line Items]        
Revenues from producet sales and services, percent 100.00% 100.00% 100.00% 100.00%
Revenues from product sales and services $ 569.3 $ 496.2 $ 1,030.9 $ 801.7
Sales margin 145.1 91.5 240.8 122.4
Other operating expense (30.5) (16.8) (44.3) (48.0)
Other income (expense) (35.5) (46.9) (149.5) 75.2
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest 79.1 27.8 47.0 149.6
Net Income 30.1 29.5 0.3 146.3
Interest expense, net (31.4) (50.7) (74.2) (107.5)
Income tax benefit (expense) (2.6) 2.1 (0.8) (5.4)
Depreciation, depletion and amortization 21.6 26.9 44.8 62.1
EBITDA 85.7 105.0 120.1 321.3
Gain (loss) on extinguishment/restructuring of debt (4.9) 3.6 (76.8) 182.4
Adjusted EBITDA 137.0 101.6 229.2 137.8
Property, Plant and Equipment, Additions $ 25.2 $ 11.3 52.5 18.1
Payments To Acquire Property Plant And Equipment Net     49.4 20.2
Capital Expenditures Incurred but Not yet Paid     $ 3.1 $ (2.1)
U.S. Iron Ore [Member]        
Segment Reporting Information [Line Items]        
Revenues from producet sales and services, percent 83.00% 73.00% 73.00% 68.00%
Revenues from product sales and services $ 471.3 $ 361.7 $ 757.5 $ 547.2
Sales margin 144.2 70.0 192.6 83.2
Depreciation, depletion and amortization 16.7 19.4 33.1 46.3
EBITDA 155.0 94.1 212.9 135.5
Adjusted EBITDA 161.5 97.2 225.6 143.3
Property, Plant and Equipment, Additions $ 24.6 $ 9.2 $ 51.7 $ 13.7
Asia Pacific Iron Ore [Member]        
Segment Reporting Information [Line Items]        
Revenues from producet sales and services, percent 17.00% 27.00% 27.00% 32.00%
Revenues from product sales and services $ 98.0 $ 134.5 $ 273.4 $ 254.5
Sales margin 0.9 21.5 48.2 39.2
Depreciation, depletion and amortization 3.3 6.1 8.0 12.9
EBITDA 1.2 26.1 52.6 48.4
Adjusted EBITDA 3.0 26.5 56.8 49.5
Property, Plant and Equipment, Additions 0.6 0.0 0.8 0.0
All Other Segments [Member]        
Segment Reporting Information [Line Items]        
Depreciation, depletion and amortization 1.6 1.4 3.7 2.9
EBITDA (70.5) (15.2) (145.4) 137.4
Adjusted EBITDA (27.5) (22.1) (53.2) (55.0)
Property, Plant and Equipment, Additions 0.0 2.1 0.0 4.4
EBITDA Calculation [Member]        
Segment Reporting Information [Line Items]        
Depreciation, depletion and amortization 21.6 26.9 44.8 62.1
Adjusted EBITDA Calculation [Member]        
Segment Reporting Information [Line Items]        
Impact of discontinued operations (46.4) (0.4) (45.9) 2.1
Severance and contractor termination costs 0.0 0.0 0.0 (0.1)
Foreign exchange remeasurement $ 0.0 $ 0.2 $ 13.6 $ (0.9)