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INVENTORIES (Narrative) (Details) (Cost of Sales [Member], USD $)
In Millions, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2013
|
Sep. 30, 2012
|
Sep. 30, 2013
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Sep. 30, 2012
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North American Coal [Member]
|
Ìý | Ìý | Ìý | Ìý |
| Inventory [Line Items] | Ìý | Ìý | Ìý | Ìý |
| Inventory Write-down | $ 2.6 | $ 8.0 | $ 5.3 | $ 17.9 |
|
Pellets [Member] | Wabush [Member]
|
Ìý | Ìý | Ìý | Ìý |
| Inventory [Line Items] | Ìý | Ìý | Ìý | Ìý |
| Inventory Write-down | Ìý | Ìý | 11.1 | Ìý |
| Unsaleable Inventory Impairment Charge | Ìý | Ìý | 10.6 | Ìý |
|
Concentrate [Member] | Eastern Canadian Iron Ore [Member]
|
Ìý | Ìý | Ìý | Ìý |
| Inventory [Line Items] | Ìý | Ìý | Ìý | Ìý |
| Inventory Write-down | $ 5.9 | Ìý | $ 10.6 | Ìý |
| X | ||||||||||
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- Definition
Unsaleable Inventory Impairment Charge No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Charge to cost of goods sold that represents the reduction of the carrying amount of inventory, generally attributable to obsolescence or market conditions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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