Loans and Allowance for Loan Losses - Financial Effect of TDRs (Details) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2016 USD ($) loan	Sep. 30, 2015 USD ($) loan	Sep. 30, 2016 USD ($) loan	Sep. 30, 2015 USD ($) loan
Troubled Debt Restructurings [Line Items]
Number of loans \| loan	4	1	8	14
Pre-modification outstanding recorded investment	$ 1,220	$ 221	$ 2,283	$ 3,546
Post-modification outstanding recorded investment	$ 1,220	$ 221	2,283	3,546
Charge offs and specific reserves			$ 39	$ 131
Commercial Real Estate \| Owner Occupied
Troubled Debt Restructurings [Line Items]
Number of loans \| loan	1	1	1	2
Pre-modification outstanding recorded investment	$ 118	$ 221	$ 460	$ 786
Post-modification outstanding recorded investment	$ 118	$ 221	$ 460	$ 786
Commercial Real Estate \| Non-Owner Occupied
Troubled Debt Restructurings [Line Items]
Number of loans \| loan				1
Pre-modification outstanding recorded investment				$ 133
Post-modification outstanding recorded investment				133
Residential Real Estate
Troubled Debt Restructurings [Line Items]
Charge offs and specific reserves				$ 45
Residential Real Estate \| 1-to-4 Family Mortgage
Troubled Debt Restructurings [Line Items]
Number of loans \| loan	1		5	5
Pre-modification outstanding recorded investment	$ 1,098		$ 1,819	$ 326
Post-modification outstanding recorded investment	$ 1,098		1,819	326
Charge offs and specific reserves			$ 39	$ 45
Consumer and Other
Troubled Debt Restructurings [Line Items]
Number of loans \| loan	2		2
Pre-modification outstanding recorded investment	$ 4		$ 4
Post-modification outstanding recorded investment	$ 4		$ 4
Commercial and Industrial
Troubled Debt Restructurings [Line Items]
Number of loans \| loan				6
Pre-modification outstanding recorded investment				$ 2,301
Post-modification outstanding recorded investment				2,301
Charge offs and specific reserves				$ 86

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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.

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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=66008989&loc=SL6953676-111524

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