Allowance for Non-Covered Loan Loss and Credit Quality (Summary Of Reserve For Unfunded Commitments Activity) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Mar. 31, 2013	Jun. 30, 2014	Jun. 30, 2013
Reserve for Unfunded Commitments [Roll Forward]
Balance, beginning of period	$ 1,417	$ 1,223	$ 1,436	$ 1,223
Net change to other expense	(538)	58	(557)	104
Acquired reserve	3,966	0	3,966	0
Balance, end of period	4,845	1,269	4,845	1,327
Unfunded loan commitments	$ 2,814,549		$ 2,814,549	$ 1,553,657