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Fair Value of Financial Instruments (Details) (USD $)
In Millions, unless otherwise specified |
Mar. 31, 2013
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Dec. 21, 2012
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Oct. 17, 2012
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| Debt Instrument [Line Items] | |||
| Unamortized discount | $ 3.5 | ||
| Unamortized premium | 0.5 | ||
| Fair value of notes | 319.2 | ||
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Senior Notes [Member]
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| Debt Instrument [Line Items] | |||
| Carrying value of debt | 297.0 | ||
| Unamortized discount | 3.7 | ||
| Unamortized premium | $ 0.5 |
| X | ||||||||||
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- Definition
This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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- Definition
The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of debt premium that was originally recognized at the issuance of the instrument that has yet to be amortized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Represents the aggregate of total long-term debt, including current maturities and short-term debt. No definition available.
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