Stock Based Compensation (Summary Of Stock Option Activity) (Details) (USD $)	3 Months Ended
Mar. 31, 2013
Stock Based Compensation [Abstract]
Options outstanding, January 1, 2013, Shares	175,366
Granted, Shares
Exercised, Shares
Forfeited, Shares
Options outstanding, March 31, 2013, Shares	175,366
Options exercisable, March 31, 2013, Shares	175,366
Options outstanding, January 1, 2013, Weighted Average Exercise Price	$ 9.66
Granted, Weighted Average Exercise Price
Exercised, Weighted Average Exercise Price
Forfeited, Weighted Average Exercise Price
Options outstanding, March 31, 2013, Weighted Average Exercise Price	$ 9.66
Options exercisable, March 31, 2013, Weighted Average Exercise Price	$ 9.66
Options outstanding, March 31, 2013, Weighted Average Remaining Contractual Life (in years)	1 year 9 months 18 days
Options exercisable, March 31, 2013, Weighted Average Remaining Contractual Life (in years)	1 year 9 months 18 days
Options outstanding, March 31, 2013, Intrinsic Value	$ 2,998
Options exercisable, March 31, 2013, Intrinsic Value	$ 2,998

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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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 price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of options outstanding.

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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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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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