Loans (Troubled Debt Restructuring) (Details) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2016 USD ($) loan	Jun. 30, 2015 USD ($) loan	Jun. 30, 2016 USD ($) loan	Jun. 30, 2015 USD ($) loan
Financing Receivable, Modifications [Line Items]
Number of loans modified as a troubled debt restructuring | loan		2	3	2	6
Pre-Modification Recorded Investment	[1]	$ 3,683	$ 354	$ 3,683	$ 782
Post-Modification Recorded Investment	[1]	$ 3,683	$ 354	$ 3,683	$ 782
Commercial Mortgages [Member]
Financing Receivable, Modifications [Line Items]
Number of loans modified as a troubled debt restructuring | loan		0	0	0	0
Pre-Modification Recorded Investment	[1]	$ 0	$ 0	$ 0	$ 0
Post-Modification Recorded Investment	[1]	$ 0	$ 0	$ 0	$ 0
Commercial Construction & Development [Member]
Financing Receivable, Modifications [Line Items]
Number of loans modified as a troubled debt restructuring | loan		0	0	0	0
Pre-Modification Recorded Investment	[1]	$ 0	$ 0	$ 0	$ 0
Post-Modification Recorded Investment	[1]	$ 0	$ 0	$ 0	$ 0
Commercial & Industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of loans modified as a troubled debt restructuring | loan		1	2	1	3
Pre-Modification Recorded Investment	[1]	$ 133	$ 284	$ 133	$ 584
Post-Modification Recorded Investment	[1]	$ 133	$ 284	$ 133	$ 584
Residential Mortgage [Member]
Financing Receivable, Modifications [Line Items]
Number of loans modified as a troubled debt restructuring | loan		1	0	1	1
Pre-Modification Recorded Investment	[1]	$ 3,550	$ 0	$ 3,550	$ 93
Post-Modification Recorded Investment	[1]	$ 3,550	$ 0	$ 3,550	$ 93
Homeowner Construction [Member]
Financing Receivable, Modifications [Line Items]
Number of loans modified as a troubled debt restructuring | loan		0	0	0	0
Pre-Modification Recorded Investment	[1]	$ 0	$ 0	$ 0	$ 0
Post-Modification Recorded Investment	[1]	$ 0	$ 0	$ 0	$ 0
Home Equity Lines [Member]
Financing Receivable, Modifications [Line Items]
Number of loans modified as a troubled debt restructuring | loan		0	0	0	0
Pre-Modification Recorded Investment	[1]	$ 0	$ 0	$ 0	$ 0
Post-Modification Recorded Investment	[1]	$ 0	$ 0	$ 0	$ 0
Home Equity Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of loans modified as a troubled debt restructuring | loan		0	1	0	1
Pre-Modification Recorded Investment	[1]	$ 0	$ 70	$ 0	$ 70
Post-Modification Recorded Investment	[1]	$ 0	$ 70	$ 0	$ 70
Other Consumer [Member]
Financing Receivable, Modifications [Line Items]
Number of loans modified as a troubled debt restructuring | loan		0	0	0	1
Pre-Modification Recorded Investment	[1]	$ 0	$ 0	$ 0	$ 35
Post-Modification Recorded Investment	[1]	$ 0	$ 0	$ 0	$ 35

[1] The recorded investment in troubled debt restructurings consists of unpaid principal balance, net of charge-offs and unamortized deferredloan origination fees and costs, at the time of the restructuring. For accruing troubled debt restructured loans, the recorded investmentalso includes accrued interest.