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Goodwill and Other Intangible Assets - Schedule of Intangible Assets and Goodwill (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross carrying amount	$ 8,586	$ 8,205
Intangible assets, Accumulated amortization	4,844	(4,219)
Intangible assets, Net carrying amount	3,742	3,986
Core Deposits [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross carrying amount	2,067	2,067
Intangible assets, Accumulated amortization	(1,324)	(1,137)
Intangible assets, Net carrying amount	743	930
Lease Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross carrying amount	350	350
Intangible assets, Accumulated amortization	(177)	(143)
Intangible assets, Net carrying amount	173	207
Mortgage Servicing Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross carrying amount	6,169	5,788
Intangible assets, Accumulated amortization	(3,343)	(2,939)
Intangible assets, Net carrying amount	$ 2,826	$ 2,849

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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- Definition

Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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