Carrying value of convertible notes surrendered pursuant to the exchange offer.

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- Definition

Aggregate cash paid for the entire amount of convertible notes exchanged pursuant to an exchange offer carried out by the Company.

+ Details

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- Definition

Adjustment to additional paid in capital for the extinguishment of the equity component of convertible notes as a result of the exchange of the entity's shares and cash for outstanding convertible debt instruments.

+ Details

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- Definition

Fair value of the liability component of convertible notes exchanged for the Company's common stock and cash.

+ Details

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- Definition

Value of shares issued and cash for the exchange of shares and cash for debt instruments which can be exchanged with the issuer by the holder for cash and common stock, at the option of the issuer.

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- Definition

Shares issued for the exchange of shares and cash for debt instruments which can be exchanged with the issuer by the holder for cash and common stock, at the option of the issuer.

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- Definition

Value of shares issued for the exchange of shares and cash for debt instruments which can be exchanged with the issuer by the holder for cash and common stock, at the option of the issuer.

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- Definition

Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance-sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

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- Definition

The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Principles Board Opinion (APB)
-Number 21
-Paragraph 16, 20

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Principles Board Opinion (APB)
-Number 26
-Paragraph 20, 21

+ Details

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Debt (Convertible Notes) (Details) (USD $)	3 Months Ended		6 Months Ended						1 Months Ended		3 Months Ended	6 Months Ended
Debt (Convertible Notes) (Details) (USD $)	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010	Jun. 30, 2011 Convertible Notes Exchange Offer [Member]	Mar. 31, 2011 Convertible Notes Exchange Offer [Member]	Sep. 30, 2010 Convertible Notes Exchange Offer [Member]	Mar. 31, 2011 Convertible Notes [Member]	Sep. 30, 2010 Convertible Notes [Member]	Jun. 30, 2011 Convertible Notes [Member]	Jun. 30, 2011 Convertible Notes [Member]
Principal amount of note						$ 200,000	$ 20,000,000	$ 324,700,000		$ 345,000,000
Settlement of notes payable									3,100,000	52,000,000
Shares issued approximately									2,300,000	37,700,000
Fair market value of common stock at settlement											47,400,000	47,400,000
Excess of the fair value of the liability component over carrying value											21,800,000	21,800,000
Losses related to extinguishments of debt												17,300,000
Loss related to extinguishment of debt	0	0	4,800,000	0								4,800,000
Value of shares issued, increase in stockholders' equity											44,300,000	44,300,000
Equity component of convertible notes, reduction in stockholders' equity											25,600,000	25,600,000
Convertible notes outstanding	$ 100,000		$ 100,000		$ 17,500,000