Loans - Modified Loans (Details) $ in Thousands	9 Months Ended
Sep. 30, 2018 USD ($) contract	Sep. 30, 2017 USD ($) contract
Finite-Lived Intangible Assets [Line Items]
Number of Contracts \| contract	1	2
Pre- Modification Outstanding Recorded Investment	$ 98	$ 67
Post- Modification Outstanding Recorded Investment	0	61
Specific Reserve Recorded	0	6
Valuation Allowance Recorded	$ 0	$ 6
Commercial and financial
Finite-Lived Intangible Assets [Line Items]
Number of Contracts \| contract	1
Pre- Modification Outstanding Recorded Investment	$ 98
Post- Modification Outstanding Recorded Investment	0
Specific Reserve Recorded	0
Valuation Allowance Recorded	$ 0
Construction and land development
Finite-Lived Intangible Assets [Line Items]
Number of Contracts \| contract		1
Pre- Modification Outstanding Recorded Investment		$ 52
Post- Modification Outstanding Recorded Investment		46
Specific Reserve Recorded		6
Valuation Allowance Recorded		$ 6
Residential real estate
Finite-Lived Intangible Assets [Line Items]
Number of Contracts \| contract		1
Pre- Modification Outstanding Recorded Investment		$ 15
Post- Modification Outstanding Recorded Investment		15
Specific Reserve Recorded		0
Valuation Allowance Recorded		$ 0

Financing receivable modified specific reserve recorded trouble debt restructuring.

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- Definition

Financing receivable modified valuation allowance recorded trouble debt restructuring.

+ References

No definition available.

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524

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- Definition

Post-modification amount of investment in financing receivables modified by troubled debt restructurings.

+ References

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- Definition

Pre-modification amount of investment in financing receivables modified by troubled debt restructurings.

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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.

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