Allowance For Non-Covered Loan Loss And Credit Quality (Schedule Of Troubled Debt Restructurings) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Subsequent Default During The Period	$ 876	$ 11,549
Term & Multifamily [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Subsequent Default During The Period	217	9,642
Construction & Development [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Subsequent Default During The Period
Residential Development [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Subsequent Default During The Period	633	1,767
Term [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Subsequent Default During The Period		140
LOC & Other [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Subsequent Default During The Period	26
Mortgage [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Subsequent Default During The Period
Home Equity Loans & Lines [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Subsequent Default During The Period
Consumer & Other [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable Modifications Subsequent Default During The Period