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Summary Of Significant Accounting Policies (Narrative) (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013
Significant Accounting Policies [Line Items] |  |
Days past due when loans are generally placed on nonaccrual status, in days | 90 days |
Days past due when loans are generally charged-off in full, in days | 120 days |
General period after loans become current, accrual status returned, in months | 6 months |
Other real estate owned | $ 194,000 us-gaap_OtherRealEstate | $ 333,000 us-gaap_OtherRealEstate
Number of consecutive years used for compensation calculation | 5 years |
FHLB stock | 15,100,000 us-gaap_FederalHomeLoanBankStock | 15,800,000 us-gaap_FederalHomeLoanBankStock
FRB stock | 3,900,000 us-gaap_FederalReserveBankStock | 3,900,000 us-gaap_FederalReserveBankStock
Equity method investments, asset amount | $ 4,900,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssets | $ 4,800,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssets
Minimum [Member] |  |
Significant Accounting Policies [Line Items] |  |
Standby letters of credit outstanding original term, in years | 1 year |
Loss rate look-back period | 24 months |
Loss emergence period | 12 months |
Minimum [Member] | Building And Building Improvements [Member] |  |
Significant Accounting Policies [Line Items] |  |
Premise and equipment, estimated useful lives, in years | 15 years |
Minimum [Member] | Software Furniture And Equipment [Member] |  |
Significant Accounting Policies [Line Items] |  |
Premise and equipment, estimated useful lives, in years | 3 years |
Maximum [Member] |  |
Significant Accounting Policies [Line Items] |  |
Standby letters of credit outstanding original term, in years | 5 years |
Loss rate look-back period | 48 months |
Loss emergence period | 24 months |
Maximum [Member] | Building And Building Improvements [Member] |  |
Significant Accounting Policies [Line Items] |  |
Premise and equipment, estimated useful lives, in years | 39 years |
Maximum [Member] | Software Furniture And Equipment [Member] |  |
Significant Accounting Policies [Line Items] |  |
Premise and equipment, estimated useful lives, in years | 10 years |
Other Intangible Assets [Member] |  |
Significant Accounting Policies [Line Items] |  |
Estimated average life | 20 years |
Core Deposits [Member] |  |
Significant Accounting Policies [Line Items] |  |
Estimated average life | 9 years 6 months |

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- Definition Days Past Due When Loans Are Generally Placed On Nonaccrual Status, In Days + References No definition available. + Details
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- Definition The amount of assets reported by an equity method investment of the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(g)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33912-111571 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 28 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=6957238&loc=d3e14064-108612 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph bb -Article 1 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph g -Subparagraph 1, 2 -Article 4 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph w -Article 1 + Details
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- Definition Carrying amount of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10(4)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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