Fair Value Disclosures (Measured on a Non-Recurring Basis) (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2015	Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Total gains (losses) on impaired loans	$ 0	$ 0
Total gains (losses) on foreclosed properties	(29)	(4)
Total gains (losses) on servicing assets	0	0
Impaired loans
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	8,400	8,600
Impaired loans \| Fair Value Measurements - Level 1 Inputs
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	0	0
Impaired loans \| Fair Value Measurements - Level 2 Inputs
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	5,549	7,025
Impaired loans \| Fair Value Measurements - Level 3 Inputs
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	2,839	1,540
Foreclosed properties
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	1,632	1,693
Foreclosed properties \| Fair Value Measurements - Level 1 Inputs
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	0	0
Foreclosed properties \| Fair Value Measurements - Level 2 Inputs
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	1,632	1,693
Foreclosed properties \| Fair Value Measurements - Level 3 Inputs
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	0	0
Loan servicing rights
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	1,300	943
Loan servicing rights \| Fair Value Measurements - Level 1 Inputs
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	0	0
Loan servicing rights \| Fair Value Measurements - Level 2 Inputs
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	0	0
Loan servicing rights \| Fair Value Measurements - Level 3 Inputs
Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis
Assets measured on a non-recurring basis, fair value	$ 1,297	$ 943

Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis [Line Items]

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- Definition

Total Gains (Losses) on Impaired Loans

+ References

No definition available.

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- Definition

This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

+ References

No definition available.

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- Definition

The charge against earnings in the period to reduce the carrying amount of real property to fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=51719941&loc=d3e2921-110230

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-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

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- Definition

This item represents the contra-account activity for provisions recognized for impairments of servicing assets which is offset against the value of servicing assets to arrive at a net carrying value as of the date of the statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 860

-SubTopic 50

-Section 50

-Paragraph 4

-Subparagraph (e)(2)

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