Investment Securities (Schedule Of Changes In Other Comprehensive Income, Investment Portfolio Activity) (Details) (USD $) In Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010	Dec. 31, 2009
Investment Securities
Balance at beginning of period, net	$ 17,316	$ 22,541	$ 5,310	$ 10,376
Unrealized gain (loss) on securities available for sale	19,898	19,698
Reclassification adjustment for net (gains) losses realized in net income	(1,427)	(982)
Net unrealized gain (loss)	18,471	18,716
Tax effect	6,465	6,551
Net of tax change	12,006	12,165
Balance at end of period, net	$ 17,316	$ 22,541	$ 5,310	$ 10,376

Gross appreciation or the gross loss in value of the total unsold securities. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.

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+ Details

- Definition

Tax effect of the gross appreciation or the gross loss, net of reclassification adjustment, in the value of the total unsold available-for-sale securities at the end of an accounting period.

+ References+ Details

- Definition

Pre tax reclassification adjustment for gains or losses realized upon the sale of securities.

+ References

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+ Details

- Definition

Gross appreciation or the gross loss in value of the total of unsold available-for-sale securities during the period being reported (except when designated as a fair value hedge).

+ References

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+ Details

- Definition

Appreciation or loss in value (before reclassification adjustment) of the total of unsold securities during the period being reported on, net of tax. Reclassification adjustments include: (1) the unrealized holding gain (loss), net of tax, at the date of the transfer for a debt security from the held-to-maturity category transferred into the available-for-sale category. Also includes the unrealized gain (loss) at the date of transfer for a debt security from the available-for-sale category transferred into the held-to-maturity category; (2) the unrealized gains (losses) realized upon the sale of securities, after tax; and (3) the unrealized gains (losses) realized upon the write-down of securities, after tax.

+ References

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+ Details

- Definition

Tax effect on gross appreciation or the gross loss in value of the total of unsold securities during the period being reported on.

+ References+ Details