ÐÇ¿Õ´«Ã½

Quarterly report pursuant to Section 13 or 15(d)

INVENTORIES (Narrative) (Details)

v2.4.0.8
INVENTORIES (Narrative) (Details) (Cost of Sales [Member], USD $)
In Millions, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Eastern Canadian Iron Ore [Member]
 Ìý Ìý Ìý Ìý
Inventory [Line Items] Ìý Ìý Ìý Ìý
Inventory Write-down $ 2.6 Ìý $ 16.0 Ìý
North American Coal [Member]
 Ìý Ìý Ìý Ìý
Inventory [Line Items] Ìý Ìý Ìý Ìý
Inventory Write-down 15.0 0.7 37.1 2.7
Pellets [Member] | Wabush [Member]
 Ìý Ìý Ìý Ìý
Inventory [Line Items] Ìý Ìý Ìý Ìý
Inventory Write-down Ìý Ìý Ìý 11.1
Unsaleable Inventory Impairment Charge Ìý Ìý Ìý 10.6
Sinter feed [Member] | Eastern Canadian Iron Ore [Member]
 Ìý Ìý Ìý Ìý
Inventory [Line Items] Ìý Ìý Ìý Ìý
Inventory Write-down Ìý Ìý Ìý $ 4.7