Allowance for Non-Covered Loan Loss and Credit Quality (Non-Covered Loans Sold) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Non Covered Loans Sold [Line Items]
Total	$ 136,093	$ 35,751	$ 158,365	$ 53,264
Non-owner Occupied Term [Member]
Non Covered Loans Sold [Line Items]
Total	11,606	0	14,799	0
Owner Occupied Term [Member]
Non Covered Loans Sold [Line Items]
Total	46,097		48,244	2,850
Multifamily [Member]
Non Covered Loans Sold [Line Items]
Total	25,202		25,202	0
Construction & Development [Member]
Non Covered Loans Sold [Line Items]
Total	566	0	566	3,515
Residential Development [Member]
Non Covered Loans Sold [Line Items]
Total	195	340	800	363
Term [Member]
Non Covered Loans Sold [Line Items]
Total	9,873	35,411	25,869	46,536
LOC & Other [Member]
Non Covered Loans Sold [Line Items]
Total	5,062	0	5,062	0
Mortgage [Member]
Non Covered Loans Sold [Line Items]
Total	5,703	0	6,034	0
Home Equity Loans & Lines [Member]
Non Covered Loans Sold [Line Items]
Total	24,445	0	24,445	0
Consumer & Other [Member]
Non Covered Loans Sold [Line Items]
Total	$ 7,344	$ 0	$ 7,344	$ 0