Loans (Activity in Allowance for Loan Losses by Portfolio Segment) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses, Beginning of year	$ 13,412	$ 16,038	$ 16,038
Provision charged to expense	350	950	1,300
Losses charged off	(447)	(1,100)	(4,539)
Recoveries	55	103	613
Allowance for loan losses, End of period	13,370	15,991	13,412
Allowance for loan losses, individually evaluated for impairment, Ending balance	335		335
Allowance for loan losses, collectively evaluated for impairment, Ending balance	13,035		13,077
Total allowance for loan losses	13,370	15,991	13,412
Loans, individually evaluated for impairment, Ending balance	6,792		7,457
Loans, collectively evaluated for impairment, Ending balance	979,458		982,750
Total loans receivable	986,250		990,207
Commercial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses, Beginning of year	8,148	9,908	9,908
Provision charged to expense	(265)	200	884
Losses charged off		(237)	(2,713)
Recoveries	16	2	69
Allowance for loan losses, End of period	7,899	9,873	8,148
Allowance for loan losses, individually evaluated for impairment, Ending balance	335		335
Allowance for loan losses, collectively evaluated for impairment, Ending balance	7,564		7,813
Total allowance for loan losses	7,899	9,873	8,148
Loans, individually evaluated for impairment, Ending balance	5,686		5,974
Loans, collectively evaluated for impairment, Ending balance	285,721		283,566
Total loans receivable	291,407		289,540
Residential Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses, Beginning of year	3,124	3,394	3,394
Provision charged to expense	257	500	343
Losses charged off	(80)	(383)	(886)
Recoveries	4	23	273
Allowance for loan losses, End of period	3,305	3,534	3,124
Allowance for loan losses, collectively evaluated for impairment, Ending balance	3,305		3,124
Total allowance for loan losses	3,305	3,534	3,124
Loans, individually evaluated for impairment, Ending balance	856		1,483
Loans, collectively evaluated for impairment, Ending balance	523,364		529,789
Total loans receivable	524,220		531,272
Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses, Beginning of year	2,140	2,736	2,736
Provision charged to expense	358	250	73
Losses charged off	(367)	(480)	(940)
Recoveries	35	78	271
Allowance for loan losses, End of period	2,166	2,584	2,140
Allowance for loan losses, collectively evaluated for impairment, Ending balance	2,166		2,140
Total allowance for loan losses	2,166	2,584	2,140
Loans, individually evaluated for impairment, Ending balance	250
Loans, collectively evaluated for impairment, Ending balance	170,373		169,395
Total loans receivable	$ 170,623		$ 169,395