ÐÇ¿Õ´«Ã½

Quarterly report pursuant to Section 13 or 15(d)

Environmental and Mine Closure Obligations (Summary of Mine Closure Obligations) (Details)

 v2.3.0.11
Environmental and Mine Closure Obligations (Summary of Mine Closure Obligations) (Details) (USD $)
In Millions
Jun. 30, 2011
Dec. 31, 2010
Environmental $ 13.7 $ 13.7
Mine closure 208.1 185.4
Total environmental and mine closure obligations 221.8 199.1
Less current portion 14.3 14.2
Long term environmental and mine closure obligations 207.5 184.9
Mine closure [Member] | LTV Steel Mining Company [Member]
Ìý Ìý
Mine closure 17.6 17.1
U.S. Iron Ore [Member] | Owned or Operating Facilities [Member]
Ìý Ìý
Mine closure 65.9 62.7
Eastern Canadian Iron Ore [Member] | Owned or Operating Facilities [Member]
Ìý Ìý
Mine closure 66.2 49.3
Asia Pacific Iron Ore [Member] | Owned or Operating Facilities [Member]
Ìý Ìý
Mine closure 16.7 15.4
North American Coal [Member] | Owned or Operating Facilities [Member]
Ìý Ìý
Mine closure 35.0 34.7
Owned or Operating Facilities [Member] | Other Regions [Member]
Ìý Ìý
Mine closure $ 6.7 $ 6.2