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Loans Past Due Analysis (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016	Jun. 30, 2016
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	$ 434,157	$ 427,094
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	1,466	2,042
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	42	0
Financing Receivable, Recorded Investment, Total Still Accruing	435,665	429,136
Financing Receivable, Recorded Investment, Nonaccrual Status	2,255	2,370
Loans and Leases Receivable, Gross, Carrying Amount	437,920	431,506	$ 431,249
Commercial and Industrial Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	50,745	49,747
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	195	66
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	50,940	49,813
Financing Receivable, Recorded Investment, Nonaccrual Status	34	37
Loans and Leases Receivable, Gross, Carrying Amount	50,974	49,850	50,190
Construction And Land Development Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	46,384	41,223
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	2	395
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	46,386	41,618
Financing Receivable, Recorded Investment, Nonaccrual Status	0	32
Loans and Leases Receivable, Gross, Carrying Amount	46,386	41,650	49,346
Commercial Real Estate Owner Occupied Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	38,940	49,564
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	0	43
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	38,940	49,607
Financing Receivable, Recorded Investment, Nonaccrual Status	0	138
Loans and Leases Receivable, Gross, Carrying Amount	38,940	49,745
Commercial Real Estate Multifamily [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	47,206	46,998
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	0	0
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	47,206	46,998
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans and Leases Receivable, Gross, Carrying Amount	47,206	46,998
Commercial Real Estate Other Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	132,172	121,608
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	748	199
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	132,920	121,807
Financing Receivable, Recorded Investment, Nonaccrual Status	1,797	1,889
Loans and Leases Receivable, Gross, Carrying Amount	134,717	123,696
Commercial Real Estate Loans, Total [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	218,318	218,170
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	748	242
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	219,066	218,412
Financing Receivable, Recorded Investment, Nonaccrual Status	1,797	2,027
Loans and Leases Receivable, Gross, Carrying Amount	220,863	220,439	208,825
Residential Real Estate Consumer Mortgage Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	63,550	64,059
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	364	1,282
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	42	0
Financing Receivable, Recorded Investment, Total Still Accruing	63,956	65,341
Financing Receivable, Recorded Investment, Nonaccrual Status	406	223
Loans and Leases Receivable, Gross, Carrying Amount	64,362	65,564
Residential Real Estate Investment Property Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	45,794	45,243
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	132	19
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	45,926	45,262
Financing Receivable, Recorded Investment, Nonaccrual Status	0	29
Loans and Leases Receivable, Gross, Carrying Amount	45,926	45,291
Residential Real Estate Loans, Total [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	109,344	109,302
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	496	1,301
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	42	0
Financing Receivable, Recorded Investment, Total Still Accruing	109,882	110,603
Financing Receivable, Recorded Investment, Nonaccrual Status	406	252
Loans and Leases Receivable, Gross, Carrying Amount	110,288	110,855	113,763
Consumer Installment and Revolving Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable, Recorded Investment, Current	9,366	8,652
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due	25	38
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	0	0
Financing Receivable, Recorded Investment, Total Still Accruing	9,391	8,690
Financing Receivable, Recorded Investment, Nonaccrual Status	18	22
Loans and Leases Receivable, Gross, Carrying Amount	$ 9,409	$ 8,712	$ 9,125

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Recorded investment in financing receivables that are 90 days or more past due and still accruing.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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