XML 136 R101.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Restrictions On Dividends, Loans, and Advances (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014
Disclosure of Restrictions on Dividends, Loans and Advances Disclosure [Abstract] |
Number of years used for undistributed net income of the Bank | 3 years
Retained earnings available for the payment of dividends | $ 18.3 us-gaap_StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPayments
Restricted net assets | 58.1 efsi_RestrictedEquityInNetAssetsOfBank
Funds available for loans or advances | $ 1.1 efsi_FundsAvailableForLoansOrAdvances

X
- Definition Funds Available For Loans Or Advances + References No definition available. + Details
Name: | efsi_FundsAvailableForLoansOrAdvances
Namespace Prefix: | efsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number Of Preceding Years Undistributed Net Income + References No definition available. + Details
Name: | efsi_NumberOfPrecedingYearsUndistributedNetIncome
Namespace Prefix: | efsi_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Restricted Equity In Net Assets Of Bank + References No definition available. + Details
Name: | efsi_RestrictedEquityInNetAssetsOfBank
Namespace Prefix: | efsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_DisclosureOfRestrictionsOnDividendsLoansAndAdvancesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of dividends available for payment after computation of statutory restrictions on capital surplus. + 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.(e)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph e -Article 4 + Details
Name: | us-gaap_StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPayments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant