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Cash Flow Information (Cash Payments For Interest and Income Taxes) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
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Mar. 31, 2010
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Dec. 31, 2011
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Dec. 31, 2010
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Dec. 31, 2009
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| Taxes paid on income | $ 275.3 | $ 208.3 | $ 64.8 | |
| Interest paid on debt obligations | 175.1 | 34.2 | 25.3 | |
| Value of shares issued in acquisition | 1,075.4 | 173.1 | ||
| Gain on remeasurement of equity interest before acquisition | 38.6 | 40.7 | ||
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Freewest [Member]
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| Number of shares issued in acquisition | 4.2 | |||
| Value of shares issued in acquisition | 173.1 | |||
| Gain on remeasurement of equity interest before acquisition | 13.6 | |||
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Freewest And Wabush [Member]
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| Gain on remeasurement of equity interest before acquisition | $ 38.6 | |||
| X | ||||||||||
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- Definition
In a business combination achieved in stages, this element represents the amount of net gain (loss) recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of cash paid for interest during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of shares of stock issued during the period pursuant to acquisitions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Value of stock issued pursuant to acquisitions during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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