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Fair Value Disclosures (Carrying Amount and Estimated Fair Values of Financial Instruments) (Details) (USD $)
In Millions |
Jun. 30, 2011
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Dec. 31, 2010
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| Fair Value Disclosures | ||
| Long-term investments, Carrying Amount | $ 27.6 | $ 26.7 |
| Long-term investments, Estimated Fair Value | 26.4 | 25.4 |
| Long-term debt (including current portion), Carrying Amount | 6,370.0 | 5,970.3 |
| Long-term debt (including current portion), Estimated Fair Value | $ 6,972.5 | $ 6,482.4 |
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- Definition
Long Term Investments Fair Value
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- Details
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- Definition
Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date. May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer, and after deducting unamortized discount or premiums, if any. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The fair value amount of long-term debt 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.
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- Definition
The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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