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Loans and Allowance for Loan Losses (Details 10) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Allowance for loan losses and recorded investment in loans by impairment methodology
Allowance for loan losses, Individually evaluated	$ 3,742	$ 2,644
Allowance for loan losses, Collectively evaluated	11,837	12,211
Allowance for loan losses, Total	15,579	14,855
Recorded investment in loans, Individually evaluated	12,557	11,157
Recorded investment in loans, Collectively evaluated	1,315,182	1,152,487
Total gross loans, net of deferred fees	1,327,739	1,163,644
Commercial [Member]
Allowance for loan losses and recorded investment in loans by impairment methodology
Allowance for loan losses, Individually evaluated	2,280	1,874
Allowance for loan losses, Collectively evaluated	8,100	8,165
Allowance for loan losses, Total	10,380	10,039
Recorded investment in loans, Individually evaluated	9,831	8,867
Recorded investment in loans, Collectively evaluated	856,021	752,590
Total gross loans, net of deferred fees	865,852	761,457
Consumer [Member]
Allowance for loan losses and recorded investment in loans by impairment methodology
Allowance for loan losses, Individually evaluated	1,462	770
Allowance for loan losses, Collectively evaluated	3,737	4,046
Allowance for loan losses, Total	5,199	4,816
Recorded investment in loans, Individually evaluated	2,726	2,290
Recorded investment in loans, Collectively evaluated	459,161	399,897
Total gross loans, net of deferred fees	$ 461,887	$ 402,187

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- Definition

A valuation allowance for financing receivables that are expected to be uncollectible.

+ References

No definition available.

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

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- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

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The balance of financing receivables that were individually evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

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- Definition

Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524

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