Fair Value Measurements (Details 1) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Impaired loans:
Impaired loans	$ 28,456us-gaap_ReceivablesFairValueDisclosure	$ 28,868us-gaap_ReceivablesFairValueDisclosure
Loans held for sale	0	0
Other real estate owned	3,469us-gaap_OtherAssetsFairValueDisclosure	3,691us-gaap_OtherAssetsFairValueDisclosure
Total assets measured at fair value on a nonrecurring basis	31,925us-gaap_AssetsFairValueDisclosure	32,559us-gaap_AssetsFairValueDisclosure
Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Loans held for sale	0	0
Other real estate owned	0	0
Total assets measured at fair value on a nonrecurring basis	0	0
Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	28,456	28,868
Loans held for sale	0	0
Other real estate owned	3,469	3,691
Total assets measured at fair value on a nonrecurring basis	31,925	32,559
Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	0	0
Loans held for sale	0	0
Other real estate owned	0	0
Total assets measured at fair value on a nonrecurring basis	0	0
Construction [Member]
Impaired loans:
Impaired loans	11,872	10,026
Construction [Member] \| Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Construction [Member] \| Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	11,872	10,026
Construction [Member] \| Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	0	0
Residential Real Estate [Member]
Impaired loans:
Impaired loans	7,624	9,304
Residential Real Estate [Member] \| Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Residential Real Estate [Member] \| Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	7,624	9,304
Residential Real Estate [Member] \| Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	0	0
Commercial Real Estate [Member]
Impaired loans:
Impaired loans	8,738	9,230
Commercial Real Estate [Member] \| Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Commercial Real Estate [Member] \| Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	8,738	9,230
Commercial Real Estate [Member] \| Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	0	0
Commercial [Member]
Impaired loans:
Impaired loans	99	187
Commercial [Member] \| Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Commercial [Member] \| Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	99	187
Commercial [Member] \| Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	0	0
Consumer [Member]
Impaired loans:
Impaired loans	123	121
Consumer [Member] \| Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Consumer [Member] \| Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	123	121
Consumer [Member] \| Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	$ 0	$ 0

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

+ Details

Name:	us-gaap_AssetsFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_LoanAndLeaseReceivablesImpairedAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_LoansHeldForSaleFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fair value portion of other assets.

+ References

No definition available.

+ Details

Name:	us-gaap_OtherAssetsFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fair value portion of receivables, including, but not limited to, trade account receivables, note receivables, and loan receivables.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.3)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 3, 4

-Article 5

+ Details

Name:	us-gaap_ReceivablesFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_CommercialLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_ConstructionLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_ConsumerLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_ResidentialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: