Capital Stock (Details) (USD $) In Thousands, except Share data	6 Months Ended		3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010	Jun. 30, 2011 CEO Program [Member]	Jun. 30, 2011 CEO Program [Member]
Common stock issued	75,091,570		46,115,990
Issuance of common stock	$ 817,736			$ 345,000	$ 795,000
Proceeds from issuance of common stock	817,736	32,974
Common stock available for sale	100,000,000		100,000,000	5,000,000	5,000,000
Sales commissions and fees				9,930	23,334
Amount charged to additional paid in capital in connection with the issuance				$ 135	$ 370

Direct costs (e.g., legal and accounting fees) associated with issuing stock that is deducted from additional paid in capital. Also includes any direct costs associated with stock issues under a shelf registration.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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The cash inflow from the additional capital contribution to the entity.

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Primarily represents commissions incurred in the period based upon the sale by commissioned employees or third parties of the entity's goods or services, and fees for sales assistance or product enhancements performed by third parties (such as a distributor or value added reseller).

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Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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