EQUITY Call Spread Transactions (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	1 Months Ended
Jul. 31, 2008
Class of Warrant or Right, Exercise Price of Warrants or Rights	30.54
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	17.6
Proceeds from Issuance of Warrants	$ 36.7
Purchased Call Option [Member]
Option Indexed to Issuer's Equity, Indexed Shares	17.6
Option Indexed to Issuer's Equity, Strike Price	22.68
Purchase of Call Options	$ 88.2
Senior Unsecured Convertible Notes, Four Percent, Due June 2013 [Member]
Debt Instrument, Convertible, Conversion Price	$ 22.68

Payments related to the purchase of call options

No definition available.

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- Definition

The exercise price of each class of warrants or rights outstanding.

+ References

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-Name Accounting Standards Codification

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-SubTopic 10

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-Number 210

-Section 08

-Paragraph i

-Subparagraph 4

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- Definition

The specified number of securities that each class of warrants or rights outstanding give the holder the right but not the obligation to purchase from the issuer at a specific price, on or before a certain date.

+ References

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-Publisher FASB

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-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(i)(2))

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

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-Name Accounting Standards Codification

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-Subparagraph (b)

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- Definition

The number of issuer's shares to which the option contract is indexed.

+ References

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-Publisher FASB

-Name Emerging Issues Task Force (EITF)

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- Definition

The exercise (or strike) price stated in the contract. The fixed price at which the option holder can purchase, in the case of a call option, or sell, in the case of a put option, on the underlying security.

+ References

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- Definition

The cash inflow from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt).

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-Glossary Financing Activities

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