Fair Value Measurements (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Mar. 31, 2015	Dec. 31, 2014
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Fair value, Foreclosed real estate	871	1,285
Real estate held for sale	3,831us-gaap_RealEstateHeldforsale	3,831us-gaap_RealEstateHeldforsale
Recurring \| Level 3 \| Derivative loan commitments
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Fair Value, Assets	158	98
Recurring \| Level 3 \| Forward loan sale commitments
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Fair Value, Liabilities	(36)	(96)
Non-recurring \| Level 3
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Fair value, Impaired loans	1,034	2,075
Fair value, Foreclosed real estate		1,285
Real estate held for sale		3,831
Minimum \| Recurring \| Level 3 \| Derivative loan commitments \| Investor pricing
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Pull-through rate (as a percent)	82.50%	82.50%
Pricing spreads (as a percent)	98.58%	99.33%
Minimum \| Recurring \| Level 3 \| Forward loan sale commitments \| Investor pricing
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Pull-through rate (as a percent)	82.50%	82.50%
Pricing spreads (as a percent)	98.58%	99.30%
Minimum \| Non-recurring \| Level 3 \| Foreclosed real estate \| Appraisal of collateral
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Collateral discounts/selling costs (as a percent)		5.00%
Minimum \| Non-recurring \| Level 3 \| Impaired loans (collateral dependent) \| Appraisal of collateral
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Collateral discounts/selling costs (as a percent)	5.00%	5.00%
Minimum \| Non-recurring \| Level 3 \| Real estate held for sale \| Appraisal of collateral
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Selling costs (as a percent)		5.00%
Maximum \| Recurring \| Level 3 \| Derivative loan commitments \| Investor pricing
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Pull-through rate (as a percent)	100.00%	100.00%
Pricing spreads (as a percent)	106.86%	108.00%
Maximum \| Recurring \| Level 3 \| Forward loan sale commitments \| Investor pricing
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Pull-through rate (as a percent)	100.00%	100.00%
Pricing spreads (as a percent)	107.66%	107.46%
Maximum \| Non-recurring \| Level 3 \| Foreclosed real estate \| Appraisal of collateral
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Collateral discounts/selling costs (as a percent)		30.00%
Maximum \| Non-recurring \| Level 3 \| Impaired loans (collateral dependent) \| Appraisal of collateral
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Collateral discounts/selling costs (as a percent)	30.00%	30.00%
Maximum \| Non-recurring \| Level 3 \| Real estate held for sale \| Appraisal of collateral
Additional quantitative information about assets and liabilities measured at fair value on a recurring and non-recurring basis
Selling costs (as a percent)		6.00%

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Represents the collateral discounts and selling costs expressed as a percentage, used as an input to measure fair value.

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- Definition

Represents the pricing spread expressed as a percentage, used as an input to measure fair value.

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Represents the pull-through rate used as an input to measure fair value.

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Represent the selling costs expressed as a percentage, used as an input to measure fair value.

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- Definition

Represents the amount of impaired loans assets measured at fair value as on the balance sheet date.

+ References

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- Definition

Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 50

-Paragraph 3

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=34720828&loc=SL20225862-175312

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (a),(c)

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624163-113959

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 55

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=36459792&loc=SL20226000-175313

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Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

+ References

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- Definition

Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4437-111522

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 28

-Article 12

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph c

-Subparagraph Schedule III

-Article 5

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- Definition

Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.1(f))

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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