XML 57 R47.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Troubled Debt Restructurings (Schedule Of Troubled Debt Restructurings On Financing Receivables) (Details) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2016 contract | Jun. 30, 2015 USD ($) contract | Jun. 30, 2016 USD ($) contract | Jun. 30, 2015 USD ($) contract | Dec. 31, 2015
Troubled Debt Restructuring, Subsequent Periods [Line Items] |  |  |  |  |
Number of Contracts |  |  | 25 |  | 24
Pre-Modification Outstanding Recorded Investment |  | $ 519 | $ 832 | $ 519 |
Post-Modification Outstanding Recorded Investment |  | $ 523 | $ 832 | $ 523 |
Troubled Debt Restructuring Modifications Number Of Contracts | contract | 0 | 1 | 2 | 1 |
Commercial Real Estate Non-Owner Occupied |  |  |  |  |
Troubled Debt Restructuring, Subsequent Periods [Line Items] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment |  |  | $ 736 |  |
Post-Modification Outstanding Recorded Investment |  |  | $ 736 |  |
Troubled Debt Restructuring Modifications Number Of Contracts | contract |  |  | 1 |  |
Residential Single Family |  |  |  |  |
Troubled Debt Restructuring, Subsequent Periods [Line Items] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment |  | $ 519 | $ 96 | $ 519 |
Post-Modification Outstanding Recorded Investment |  | $ 523 | $ 96 | $ 523 |
Troubled Debt Restructuring Modifications Number Of Contracts | contract |  | 1 | 1 | 1 |

X
- Definition Troubled debt restructuring modifications number of contracts. + References No definition available. + Details
Name: | efsi_TroubledDebtRestructuringModificationsNumberOfContracts
Namespace Prefix: | efsi_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Troubled Debt Restructuring, Subsequent Periods [Line Items] + References No definition available. + Details
Name: | efsi_TroubledDebtRestructuringSubsequentPeriodsLineItems
Namespace Prefix: | efsi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Post-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Pre-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsi_CommercialRealEstateNonOwnerOccupiedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsi_ResidentialSingleFamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |