Loans - Loan Portfolio Segmented By Risk Class (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	$ 974,768	$ 985,399
Less: unearned origination fee, net of origination costs	(4,251)	(4,612)
Total loans	970,517	980,787
Asset Quality Rating - Pass
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	933,373	951,901
Asset Quality Rating - Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	1,094	808
Asset Quality Rating - Substandard
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	40,301	32,690
Commercial
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	326,735	329,534
Commercial | Asset Quality Rating - Pass
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	308,922	313,689
Commercial | Asset Quality Rating - Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	619	536
Commercial | Asset Quality Rating - Substandard
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	17,194	15,309
Real Estate Construction One-To- Four Family
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	42,371	44,488
Real Estate Construction One-To- Four Family | Asset Quality Rating - Pass
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	38,399	44,488
Real Estate Construction One-To- Four Family | Asset Quality Rating - Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	0	0
Real Estate Construction One-To- Four Family | Asset Quality Rating - Substandard
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	3,972	0
Real Estate Construction Other
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	83,784	74,931
Real Estate Construction Other | Asset Quality Rating - Pass
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	81,872	74,931
Real Estate Construction Other | Asset Quality Rating - Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	0	0
Real Estate Construction Other | Asset Quality Rating - Substandard
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	1,912	0
Real Estate Term Owner Occupied
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	128,933	128,763
Real Estate Term Owner Occupied | Asset Quality Rating - Pass
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	112,470	112,248
Real Estate Term Owner Occupied | Asset Quality Rating - Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	0	0
Real Estate Term Owner Occupied | Asset Quality Rating - Substandard
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	16,463	16,515
Real Estate Term Non-Owner Occupied
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	303,885	314,069
Real Estate Term Non-Owner Occupied | Asset Quality Rating - Pass
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	303,650	313,710
Real Estate Term Non-Owner Occupied | Asset Quality Rating - Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	0	0
Real Estate Term Non-Owner Occupied | Asset Quality Rating - Substandard
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	235	359
Real Estate Term Other
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	36,945	38,029
Real Estate Term Other | Asset Quality Rating - Pass
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	36,644	37,938
Real Estate Term Other | Asset Quality Rating - Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	301	91
Real Estate Term Other | Asset Quality Rating - Substandard
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	0	0
Consumer Secured By 1st Deed Of Trust
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	24,992	26,673
Consumer Secured By 1st Deed Of Trust | Asset Quality Rating - Pass
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	24,365	26,015
Consumer Secured By 1st Deed Of Trust | Asset Quality Rating - Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	165	171
Consumer Secured By 1st Deed Of Trust | Asset Quality Rating - Substandard
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	462	487
Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	27,123	28,912
Consumer Other | Asset Quality Rating - Pass
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	27,051	28,882
Consumer Other | Asset Quality Rating - Special Mention
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	9	10
Consumer Other | Asset Quality Rating - Substandard
Financing Receivable, Recorded Investment [Line Items]
Total financing receivables	$ 63	$ 20