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Debt (Details 4) (USD $)
In Millions, unless otherwise specified |
0 Months Ended | 3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|---|
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Mar. 22, 2010
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Jun. 30, 2011
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Jun. 30, 2010
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Jun. 30, 2011
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Jun. 30, 2010
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| Debt Redemption [Abstract] | |||||
| Debt redemption | $ 175 | ||||
| Interest rate on note | 6.50% | ||||
| Due date of debt | Apr. 15, 2012 | ||||
| Early extinguishment charge | $ 0 | $ 0 | $ 0 | $ (16) | |
| X | ||||||||||
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- Definition
The day, month, and year (YYYY-MM-DD) in which the original debt was scheduled to mature.
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| X | ||||||||||
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- Definition
Interest rate stated in the contractual debt agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Gross amount of debt extinguished.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount represents the difference between the fair value of the payments made and the carrying amount of the debt at the time of its extinguishment. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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