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Stockholders' Equity (Schedule Of Stock Option Activity) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	9 Months Ended
	Sep. 30, 2011
Stockholders' Equity [Abstract]
Beginning Balance, Number of shares	100,000
Beginning Balance, Exercise price	$ 107.28
Beginning Balance, Remaining contractual life (yrs.)	2.1
Beginning Balance, Intrinsic value	$ 4,494	[1]
Ending Balance, Number of shares	100,000
Ending Balance, Exercise price	$ 107.28
Ending Balance, Remaining contractual life (yrs.)	1.4
Vested, Number of shares	100,000
Vested, Remaining contractual life (yrs.)	1.4
Exercisable, Number of shares	100,000
Exercisable, Remaining contractual life (yrs.)	1.4
[1] The intrinsic value in the table above represents the total pre-tax intrinsic value (the difference between the Company's closing stock price on the respective trading day and the exercise price, multiplied by the number of in-the-money options) that would have been received by the option holder had the option holder exercised his options on the respective trading day. The amount of intrinsic value will change based on the fair market value of the Company's common stock.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted average period between the balance sheet date and expiration for all vested portions of options outstanding and currently exercisable (or convertible) under the plan, which may be expressed in a decimal value for number of years.

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The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices pertaining to options outstanding under the plan as of the balance sheet date.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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The weighted average price as of the beginning of the year at which grantees can acquire the shares reserved for issuance under the stock option plan.

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The weighted average period between the balance sheet date and expiration for all awards outstanding under the plan, which may be expressed in a decimal value for number of years.

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As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options outstanding can be converted under the option plan.

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The weighted-average period between the balance sheet date and expiration date for fully vested and expected to vest options outstanding, which may be expressed in a decimal value for number of years.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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