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Commitments and Contingencies (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2019 | Dec. 31, 2018
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Guarantee commitment | $ 2,100 |
Probable loan loss experience on unfunded obligations [Member] |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Estimate of possible loss | 250 | $ 225
Commitments to extend credit |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Commitments to extend credit | 326,191 | 312,274
Undisbursed lines of credit |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Commitments to extend credit | $ 323,701 | 309,824
Undisbursed lines of credit | Minimum |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Commitments to extend credit, term of agreement | 1 month |
Undisbursed lines of credit | Maximum |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Commitments to extend credit, term of agreement | 12 months |
Undisbursed portions of construction loans |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Commitments to extend credit | $ 61,648 | 70,752
Standby letters of credit and financial guarantees |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Commitments to extend credit | $ 2,490 | $ 2,450
Standby letters of credit and financial guarantees | Maximum |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Commitments to extend credit, term of agreement | 1 year |

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- Definition The face amount of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14435-108349 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14557-108349 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=115931803&loc=d3e12021-110248 + Details
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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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