Fair Value Measurements, Fair Value Hierarchy (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
FINANCIAL ASSETS [Abstract]
Available-for-sale securities	$ 7,393	$ 6,696
Mortgage servicing rights	3,026	3,249
Carrying Value [Member]
FINANCIAL ASSETS [Abstract]
Cash and cash equivalents	45,187	48,264
Available-for-sale securities	7,393	6,696
Loans held for sale	687	2,091
Loans, net	459,810	454,833
Accrued interest receivable	1,592	1,608
Mortgage servicing rights	3,026	3,249
FHLB Stock	2,073	2,212
FINANCIAL LIABILITIES [Abstract]
Non-maturity deposits	283,329	271,639
Time deposits	160,538	168,385
Borrowings	35,613	40,435
Accrued interest payable	90	72
Estimated Fair Value [Member]
FINANCIAL ASSETS [Abstract]
Cash and cash equivalents	45,187	48,264
Available-for-sale securities	7,393	6,696
Loans held for sale	687	2,091
Loans, net	462,150	454,854
Accrued interest receivable	1,592	1,608
Mortgage servicing rights	3,026	3,249
FHLB Stock	2,073	2,212
FINANCIAL LIABILITIES [Abstract]
Non-maturity deposits	283,329	271,639
Time deposits	159,874	168,091
Borrowings	35,605	40,421
Accrued interest payable	90	72
Estimated Fair Value [Member] \| Level 1 [Member]
FINANCIAL ASSETS [Abstract]
Cash and cash equivalents	45,187	48,264
Available-for-sale securities	0	0
Loans held for sale	0	0
Loans, net	0	0
Accrued interest receivable	1,592	1,608
Mortgage servicing rights	0	0
FHLB Stock	0	0
FINANCIAL LIABILITIES [Abstract]
Non-maturity deposits	0	0
Time deposits	0	0
Borrowings	0	0
Accrued interest payable	0	0
Estimated Fair Value [Member] \| Level 2 [Member]
FINANCIAL ASSETS [Abstract]
Cash and cash equivalents	0	0
Available-for-sale securities	7,393	6,268
Loans held for sale	687	2,091
Loans, net	0	0
Accrued interest receivable	0	0
Mortgage servicing rights	0	0
FHLB Stock	0	0
FINANCIAL LIABILITIES [Abstract]
Non-maturity deposits	283,329	271,639
Time deposits	159,874	168,091
Borrowings	35,605	40,421
Accrued interest payable	90	72
Estimated Fair Value [Member] \| Level 3 [Member]
FINANCIAL ASSETS [Abstract]
Cash and cash equivalents	0	0
Available-for-sale securities	0	428
Loans held for sale	0	0
Loans, net	462,150	454,854
Accrued interest receivable	0	0
Mortgage servicing rights	3,026	3,249
FHLB Stock	2,073	2,212
FINANCIAL LIABILITIES [Abstract]
Non-maturity deposits	0	0
Time deposits	0	0
Borrowings	0	0
Accrued interest payable	$ 0	$ 0

This element represents the portion of accrued interest payable valued at fair value by the entity.

No definition available.

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- Definition

This element represents the portion of accrued interest receivable valued at fair value by the entity.

+ References

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- Definition

This element represents the portion of demand deposits valued at fair value by the entity.

+ References

No definition available.

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- Definition

This element represents the portion of time deposits valued at fair value by the entity.

+ References

No definition available.

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- Definition

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
-Paragraph 1
-Subparagraph (b)
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66010992&loc=d3e26610-111562

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- Definition

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Cash
-URI http://asc.fasb.org/extlink&oid=6506951

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Cash Equivalents
-URI http://asc.fasb.org/extlink&oid=6507016

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- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13433-108611

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-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13476-108611

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- Definition

Fair value portion of investments in Federal Home Loan Bank (FHLBank) stock.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 325
-SubTopic 20
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=29638263&loc=d3e39828-111592

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- Definition

Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

+ References

No definition available.

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Namespace Prefix:	us-gaap_
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- Definition

Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Glossary Loan
-URI http://asc.fasb.org/extlink&oid=6517073

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Period Type:	instant

- Definition

Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122625-111746

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Period Type:	instant

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