Allowance For Non-Covered Loan Loss And Credit Quality (Non-Covered Loans Sold) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Total	$ 11,185	$ 38,744	$ 12,519
Residential Development [Member] | Commercial Real Estate [Member]
Total	1,123	15,255
LOC & Other [Member] | Commercial [Member]
Total	2,740	40
Construction & Development [Member] | Commercial Real Estate [Member]
Total	28	4,686
Term & Multifamily [Member] | Commercial Real Estate [Member]
Total	7,143	8,848
Term [Member] | Commercial [Member]
Total	$ 151	$ 9,915