Loans and Related Allowance for Loan Losses (Narrative) (Details)
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3 Months Ended |
6 Months Ended |
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|
Jun. 30, 2018
USD ($)
contract
|
Jun. 30, 2017
contract
|
Jun. 30, 2018
USD ($)
contract
|
Jun. 30, 2017
contract
|
Dec. 31, 2017
USD ($)
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| Financing Receivable, Modifications [Line Items] |
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| Commercial amount benchmark minimum for internal annual review |
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$ 500,000
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| Commercial amount benchmark minimum for annual review by independent reviewer |
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|
1,000,000
|
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| Commercial amount benchmark minimum criticized relationships for annual review by independent reviewer |
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500,000
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| Nonaccrual loans |
$ 5,016,000
|
|
5,016,000
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$ 7,118,000
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| Decrease in non-accrual balance due to charge-offs |
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|
800,000
|
|
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| Loan recovery |
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2,500,000
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| Loans in process of foreclosure |
$ 100,000
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|
$ 100,000
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$ 400,000
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| Accruing loans past due 30 days or greater as percent of loan portfolio |
0.31%
|
|
0.31%
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|
0.63%
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| Partial Charge Off [Member] |
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| Financing Receivable, Modifications [Line Items] |
|
|
|
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| Nonaccrual loans |
$ 900,000
|
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$ 900,000
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|
$ 2,100,000
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| New TDR [Member] |
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| Financing Receivable, Modifications [Line Items] |
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| Financing receivable, modifications, number of contracts | contract |
|
0
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0
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0
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| Pre Existing TDR Loans Remodified After Maturity [Member] |
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| Financing Receivable, Modifications [Line Items] |
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| Financing receivable, modifications, number of contracts | contract |
2
|
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2
|
2
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| One Large Commercial Real Estate Relationship [Member] |
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| Financing Receivable, Modifications [Line Items] |
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| Additional nonaccrual credit added |
$ 1,900,000
|
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$ 1,900,000
|
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| Commercial real estate- non owner-occupied [Member] |
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| Financing Receivable, Modifications [Line Items] |
|
|
|
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| Nonaccrual loans |
689,000
|
|
689,000
|
|
3,248,000
|
| Commercial and industrial [Member] |
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| Financing Receivable, Modifications [Line Items] |
|
|
|
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| Nonaccrual loans |
$ 16,000
|
|
$ 16,000
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|
$ 378,000
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