Allowance for Loan and Lease Loss and Credit Quality (Schedule Of Average Recorded Investment And Interest Income Recognized) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Financing Receivable, Impaired [Line Items]
Average recorded investment	$ 54,298	$ 79,253	$ 57,894	$ 87,027
Interest income recognized	356	589	695	1,172
Consumer & Other
Financing Receivable, Impaired [Line Items]
Average recorded investment			0	0
Interest income recognized			0	0
Commercial Real Estate | Non-owner Occupied Term
Financing Receivable, Impaired [Line Items]
Average recorded investment	12,361	27,044	10,935	31,065
Interest income recognized	132	225	195	593
Commercial Real Estate | Owner Occupied Term
Financing Receivable, Impaired [Line Items]
Average recorded investment	6,451	12,660	9,137	13,542
Interest income recognized	33	76	86	133
Commercial Real Estate | Multifamily
Financing Receivable, Impaired [Line Items]
Average recorded investment	3,904	3,519	3,673	3,619
Interest income recognized	30	30	60	61
Commercial Real Estate | Construction & Development
Financing Receivable, Impaired [Line Items]
Average recorded investment	1,701	1,722	1,335	1,725
Interest income recognized	21	34	40	53
Commercial Real Estate | Residential Development
Financing Receivable, Impaired [Line Items]
Average recorded investment	7,778	8,813	7,905	9,101
Interest income recognized	80	85	161	188
Commercial | Term
Financing Receivable, Impaired [Line Items]
Average recorded investment	19,019	20,099	21,672	19,718
Interest income recognized	40	66	113	69
Commercial | LOC & Other
Financing Receivable, Impaired [Line Items]
Average recorded investment	3,084	5,396	3,237	8,257
Interest income recognized	20	66	40	68
Commercial | Leases
Financing Receivable, Impaired [Line Items]
Average recorded investment			0	0
Interest income recognized			0	0
Residential | Mortgage
Financing Receivable, Impaired [Line Items]
Average recorded investment	0	0	0	0
Interest income recognized	0	0	0	0
Residential | Home Equity Loans & Lines
Financing Receivable, Impaired [Line Items]
Average recorded investment	0	0	0	0
Interest income recognized	0	7	$ 0	$ 7
Consumer & Other
Financing Receivable, Impaired [Line Items]
Average recorded investment	0	0
Interest income recognized	$ 0	$ 0