Loans and Related Allowance for Loan Losses (Allowance for Loan Losses Summarized by Loan Portfolio Segments) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	$ 11,751	$ 12,572	$ 12,065	$ 13,594
Charge-offs	(176)	(939)	(753)	(2,578)
Recoveries	182	253	371	506
Provision for loan losses	52	577	126	941
ALL Ending Balance	11,809	12,463	11,809	12,463
Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	2,576	3,399	2,424	4,052
Charge-offs	0	0	(287)	(21)
Recoveries	62	0	65	10
Provision for loan losses	(72)	(560)	364	(1,202)
ALL Ending Balance	2,566	2,839	2,566	2,839
Acquisition and Development [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	3,692	3,896	3,912	4,172
Charge-offs	(25)	(701)	(256)	(1,520)
Recoveries	26	59	41	71
Provision for loan losses	113	388	109	919
ALL Ending Balance	3,806	3,642	3,806	3,642
Commercial and industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	1,477	1,070	1,680	766
Charge-offs	0	(56)	0	(208)
Recoveries	13	4	20	7
Provision for loan losses	(483)	535	(693)	988
ALL Ending Balance	1,007	1,553	1,007	1,553
Residential Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	3,790	3,962	3,862	4,320
Charge-offs	(73)	(98)	(36)	(566)
Recoveries	28	107	133	156
Provision for loan losses	(38)	207	(252)	268
ALL Ending Balance	3,707	4,178	3,707	4,178
Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	216	245	187	284
Charge-offs	(78)	(84)	(174)	(263)
Recoveries	53	83	112	262
Provision for loan losses	32	7	98	(32)
ALL Ending Balance	223	251	223	251
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
ALL Beginning Balance	0	0	0	0
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provision for loan losses	500	0	500	0
ALL Ending Balance	$ 500	$ 0	$ 500	$ 0