Allowance For Non-Covered Loan Loss And Credit Quality (Non-Covered Impaired Loans) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	$ 186,275	$ 203,792
Recorded Investment	151,180	166,279
Related Allowance	769	3,783
Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	43,320	43,163
Recorded Investment	23,581	25,909
Related Allowance		2,608
Consumer & Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance
Recorded Investment
Related Allowance
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	142,827	160,500
Recorded Investment	127,471	140,241
Related Allowance	766	1,171
Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	128	129
Recorded Investment	128	129
Related Allowance	3	4
With An Allowance Recorded [Member] | Commercial [Member] | LOC & Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance		3,975
Recorded Investment		3,975
Related Allowance		2,000
With An Allowance Recorded [Member] | Commercial [Member] | Term [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance		1,851
Recorded Investment		1,851
Related Allowance		608
With An Allowance Recorded [Member] | Commercial Real Estate [Member] | Residential Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	18,015	26,326
Recorded Investment	18,015	26,326
Related Allowance	130	464
With An Allowance Recorded [Member] | Commercial Real Estate [Member] | Construction & Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	3,762	3,762
Recorded Investment	2,742	2,742
Related Allowance	14	27
With An Allowance Recorded [Member] | Commercial Real Estate [Member] | Term & Multifamily [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	23,216	22,611
Recorded Investment	23,216	22,612
Related Allowance	622	680
With An Allowance Recorded [Member] | Residential [Member] | Home Equity Loans & Lines [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	128	129
Recorded Investment	128	129
Related Allowance	3	4
With An Allowance Recorded [Member] | Residential [Member] | Consumer & Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance
Recorded Investment
Related Allowance
With No Related Allowance Recorded [Member] | Commercial [Member] | LOC & Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	26,013	23,132
Recorded Investment	9,667	8,772
With No Related Allowance Recorded [Member] | Commercial [Member] | Term [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	17,307	14,205
Recorded Investment	13,914	11,311
With No Related Allowance Recorded [Member] | Commercial Real Estate [Member] | Residential Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	23,290	30,575
Recorded Investment	18,527	23,473
With No Related Allowance Recorded [Member] | Commercial Real Estate [Member] | Construction & Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	20,613	22,553
Recorded Investment	19,272	20,602
With No Related Allowance Recorded [Member] | Commercial Real Estate [Member] | Term & Multifamily [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance	53,931	54,673
Recorded Investment	45,699	44,486
With No Related Allowance Recorded [Member] | Residential [Member] | Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance
Recorded Investment
Related Allowance
With No Related Allowance Recorded [Member] | Residential [Member] | Home Equity Loans & Lines [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance
Recorded Investment
Related Allowance
With No Related Allowance Recorded [Member] | Residential [Member] | Consumer & Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Unpaid Principal Balance
Recorded Investment
Related Allowance