Loans - Loans Modified for Troubled Debt Restructuring (Details) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2015 USD ($) contract	Jun. 30, 2014 USD ($) contract	Jun. 30, 2015 USD ($) contract	Jun. 30, 2014 USD ($) contract
Financing Receivable, Modifications [Line Items]
Number of Contracts \| contract	4	5	7	5
Pre-Modification Outstanding Recorded Investment	$ 300	$ 311	$ 650	$ 311
Post-Modification Outstanding Recorded Investment	$ 300	$ 311	$ 644	$ 311
Commercial [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts \| contract	0	0	0	0
Pre-Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 0
Post-Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 0
Commercial real estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts \| contract	2	1	3	1
Pre-Modification Outstanding Recorded Investment	$ 249	$ 182	$ 256	$ 182
Post-Modification Outstanding Recorded Investment	$ 249	$ 182	$ 255	$ 182
Construction and land development [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts \| contract	0	0	0	0
Pre-Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 0
Post-Modification Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 0
Home equity [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts \| contract	0	1	0	1
Pre-Modification Outstanding Recorded Investment	$ 0	$ 8	$ 0	$ 8
Post-Modification Outstanding Recorded Investment	$ 0	$ 8	$ 0	$ 8
Residential Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts \| contract	2	2	4	2
Pre-Modification Outstanding Recorded Investment	$ 51	$ 117	$ 394	$ 117
Post-Modification Outstanding Recorded Investment	$ 51	$ 117	$ 389	$ 117
Consumer [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts \| contract	0	1	0	1
Pre-Modification Outstanding Recorded Investment	$ 0	$ 4	$ 0	$ 4
Post-Modification Outstanding Recorded Investment	$ 0	$ 4	$ 0	$ 4

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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=35738203&loc=SL6953676-111524

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