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Loans Past Due Analysis (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
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Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | $ 459,043 | $ 475,193
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 2,152 | 2,106
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 461,195 | 477,299
Financing Receivable, Recorded Investment, Nonaccrual Status | 187 | 178
Loans and Leases Receivable, Gross, Carrying Amount | 461,382 | 477,477
Commercial and Industrial Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 56,758 | 63,367
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 24 | 100
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 56,782 | 63,467
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 0
Loans and Leases Receivable, Gross, Carrying Amount | 56,782 | 63,467
Construction And Land Development Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 32,385 | 39,997
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 456 | 225
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 32,841 | 40,222
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 0
Loans and Leases Receivable, Gross, Carrying Amount | 32,841 | 40,222
Commercial Real Estate Owner Occupied Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 60,893 | 56,413
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 | 60,893 | 56,413
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 0
Loans and Leases Receivable, Gross, Carrying Amount | 60,893 | 56,413
Commercial Real Estate Multifamily [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 44,839 | 40,455
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 | 44,839 | 40,455
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 0
Loans and Leases Receivable, Gross, Carrying Amount | 44,839 | 40,455
Commercial Real Estate Other Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 164,586 | 165,028
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 | 164,586 | 165,028
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 0
Loans and Leases Receivable, Gross, Carrying Amount | 164,586 | 165,028
Commercial Real Estate Loans, Total [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 270,318 | 261,896
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 | 270,318 | 261,896
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 0
Loans and Leases Receivable, Gross, Carrying Amount | 270,318 | 261,896
Residential Real Estate Consumer Mortgage Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 47,151 | 54,446
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 1,585 | 1,599
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 48,736 | 56,045
Financing Receivable, Recorded Investment, Nonaccrual Status | 187 | 178
Loans and Leases Receivable, Gross, Carrying Amount | 48,923 | 56,223
Residential Real Estate Investment Property Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 43,629 | 46,233
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 23 | 141
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 43,652 | 46,374
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 0
Loans and Leases Receivable, Gross, Carrying Amount | 43,652 | 46,374
Residential Real Estate Loans, Total [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 90,780 | 100,679
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 1,608 | 1,740
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 92,388 | 102,419
Financing Receivable, Recorded Investment, Nonaccrual Status | 187 | 178
Loans and Leases Receivable, Gross, Carrying Amount | 92,575 | 102,597
Consumer Installment and Revolving Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 8,802 | 9,254
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 64 | 41
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 8,866 | 9,295
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 0
Loans and Leases Receivable, Gross, Carrying Amount | $ 8,866 | $ 9,295

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