Loans (Details 6) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Impaired Loans:
Impaired loans - Average Recorded Investment	$ 2,957	$ 9,579
Impaired loans - Interest Income Recognized	124	250
Impaired loans - Interest Income Received	182	492
Residential Real Estate [Member]
Impaired Loans:
Impaired loans - Average Recorded Investment	886	4,619
Impaired loans - Interest Income Recognized	48	175
Impaired loans - Interest Income Received	76	236
Commercial Real Estate [Member]
Impaired Loans:
Impaired loans - Average Recorded Investment	2,071	4,960
Impaired loans - Interest Income Recognized	76	75
Impaired loans - Interest Income Received	$ 106	$ 256

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- Definition

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5212-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5258-111524

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- Definition

Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

+ References

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- Definition

Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

+ References

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