Fair Value Of Assets And Liabilities (Gains/(losses) on Noncurring Fair Value Measurements) (Details) - Non Recurring - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net gains/(losses), Loans, net of unearned income	[1]	$ (452)	$ 353	$ 32	$ (4,319)
Net gains/(losses), Real estate acquired by foreclosure	[2]	(176)	(314)	(621)	(850)
Net gains/(losses), Other assets	[3]	(942)	(831)	(1,884)	(1,537)
Gain (loss) on financial assets measured on non-recurring basis		(2,697)	(790)	(3,630)	(6,699)
First Mortgages
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net gains/(losses), Loans held for sale		13	2	16	7
SBAs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net gains/(losses), Loans held for sale		$ (1,140)	$ 0	$ (1,173)	$ 0

[1] Write-downs on these loans are recognized as part of provision for loan losses.

[2] Represents losses of foreclosed properties that were measured subsequent to their initial classification as foreclosed assets. Balance excludes foreclosed real estate related to government insured mortgages.

[3] Represents tax credit investments accounted for under the equity method.