XML 54 R48.htm IDEA: XBRL DOCUMENT
v3.24.4

Securities (Restricted Investments) (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Carrying Value Qualitative Disclosures Related To Election [Line Items] |  |
Restricted Investments | $ 9,239 | $ 9,568
Federal Reserve Bank Stock [Member] |  |
Carrying Value Qualitative Disclosures Related To Election [Line Items] |  |
Restricted Investments | 344 | 344
Federal Home Loan Bank Stock [Member] |  |
Carrying Value Qualitative Disclosures Related To Election [Line Items] |  |
Restricted Investments | 8,755 | 9,084
Community Bankers' Bank Stock [Member] |  |
Carrying Value Qualitative Disclosures Related To Election [Line Items] |  |
Restricted Investments | $ 140 | $ 140

X
- Definition Carrying Value Qualitative Disclosures Related To Election [Line Items] + References No definition available. + Details
Name: | efsi_CarryingValueQualitativeDisclosuresRelatedToElectionLineItems
Namespace Prefix: | efsi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Investments which are not defined as or included in marketable (debt, equity, or other) securities whose use is restricted in whole or in part, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 210 -Name Accounting Standards Codification -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477220/954-210-45-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 210 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478600/954-210-50-2 + Details
Name: | us-gaap_RestrictedInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | efsi_CarryingValueOptionQualitativeDisclosuresRelatedToElectionByEligibleItemOrGroupAxis=efsi_FederalReserveBankStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | efsi_CarryingValueOptionQualitativeDisclosuresRelatedToElectionByEligibleItemOrGroupAxis=us-gaap_InvestmentInFederalHomeLoanBankStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | efsi_CarryingValueOptionQualitativeDisclosuresRelatedToElectionByEligibleItemOrGroupAxis=efsi_CommunityBankersBankStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |