Allowance for Non-Covered Loan Loss and Credit Quality (Schedule Of Average Recorded Investment And Interest Income Recognized) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Financing Receivable, Impaired [Line Items]
Average Recorded Investment	$ 142,038	$ 158,730
Interest Income Recognized	751	800
Commercial Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment	121,387	133,856
Interest Income Recognized	698	709
Term & Multifamily [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Average Recorded Investment	39,679	45,092
With related allowance, Average Recorded Investment	37,729	22,914
With no related Allowance, Interest Income Recognized	0	0
With related Allowance, Interest Income Recognized	386	242
Construction & Development [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Average Recorded Investment	14,649	19,937
With related allowance, Average Recorded Investment	1,746	2,742
With no related Allowance, Interest Income Recognized	0	0
With related Allowance, Interest Income Recognized	149	246
Residential Development [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Average Recorded Investment	10,515	21,000
With related allowance, Average Recorded Investment	17,069	22,171
With no related Allowance, Interest Income Recognized	0	0
With related Allowance, Interest Income Recognized	163	221
Commercial [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment	20,265	24,745
Interest Income Recognized	53	89
Term [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Average Recorded Investment	11,795	12,612
With related allowance, Average Recorded Investment	1,959	925
With no related Allowance, Interest Income Recognized	0	0
With related Allowance, Interest Income Recognized	42	53
LOC & Other [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Average Recorded Investment	5,478	9,220
With related allowance, Average Recorded Investment	1,033	1,988
With no related Allowance, Interest Income Recognized	0	0
With related Allowance, Interest Income Recognized	11	36
Residential [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment	384	129
Interest Income Recognized	0	2
Mortgage [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Average Recorded Investment	0	0
With related allowance, Average Recorded Investment	145	0
With no related Allowance, Interest Income Recognized	0	0
With related Allowance, Interest Income Recognized	0	0
Home Equity Loans & Lines [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Average Recorded Investment	175	0
With related allowance, Average Recorded Investment	64	129
With no related Allowance, Interest Income Recognized	0	0
With related Allowance, Interest Income Recognized	0	2
Consumer & Other [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Average Recorded Investment	2	0
With related allowance, Average Recorded Investment	0	0
Average Recorded Investment	2	0
With no related Allowance, Interest Income Recognized	0	0
With related Allowance, Interest Income Recognized	0	0
Interest Income Recognized	$ 0	$ 0