XML 84 R68.htm IDEA: XBRL DOCUMENT v3.3.1.900

Allowance for Loan Losses (Impaired Loans By Class) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	$ 14,999	$ 18,636
Recorded Investment	14,026	17,055
Related Allowance	576	643
Average Recorded Investment	14,350	19,051	$ 15,200
Interest Income Recognized	404	454	$ 681
Commercial [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	1,060	2,448
Recorded Investment	847	2,107
Related Allowance	2	44
Average Recorded Investment	1,077	2,545
Interest Income Recognized	33	19
Commercial Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	4,818	6,188
Recorded Investment	4,560	5,722
Related Allowance	141	203
Average Recorded Investment	4,628	6,357
Interest Income Recognized	113	167
Construction And Farmland [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	1,418	2,704
Recorded Investment	1,395	2,669
Related Allowance	10	93
Average Recorded Investment	1,434	2,755
Interest Income Recognized	48	73
Residential [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	7,703	7,296
Recorded Investment	7,224	6,557
Related Allowance	423	303
Average Recorded Investment	7,211	7,394
Interest Income Recognized	210	195
All Other Loans [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0	0
Recorded Investment	0	0
Related Allowance	0	0
Average Recorded Investment	0	0
Interest Income Recognized		0
With No Related Allowance [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	8,960	15,863
Recorded Investment	8,334	14,661
Average Recorded Investment	8,571	16,242
Interest Income Recognized	183	370
With No Related Allowance [Member] | Commercial - Non Real Estate Commercial And Industrial [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	747	2,159
Recorded Investment	534	2,013
Average Recorded Investment	749	2,256
Interest Income Recognized	18	19
With No Related Allowance [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	2,146	2,824
Recorded Investment	1,964	2,473
Average Recorded Investment	1,999	2,857
Interest Income Recognized	19	48
With No Related Allowance [Member] | Commercial Real Estate Non-Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	1,174	2,675
Recorded Investment	1,093	2,560
Average Recorded Investment	1,108	2,796
Interest Income Recognized	15	86
With No Related Allowance [Member] | Construction And Farmland Residential [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0	0
Recorded Investment		0
Average Recorded Investment	0	0
Interest Income Recognized	0	0
With No Related Allowance [Member] | Construction And Farmland Commercial [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	337	2,319
Recorded Investment	310	2,319
Average Recorded Investment	325	2,362
Interest Income Recognized	0	68
With No Related Allowance [Member] | Residential Equity Lines [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	149	252
Recorded Investment	145	78
Average Recorded Investment	145	252
Interest Income Recognized	5	0
With No Related Allowance [Member] | Residential Single Family [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	4,407	5,634
Recorded Investment	4,288	5,218
Average Recorded Investment	4,245	5,719
Interest Income Recognized	126	149
With No Related Allowance [Member] | Residential Multifamily [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0	0
Recorded Investment	0	0
Average Recorded Investment	0	0
Interest Income Recognized	0	0
With No Related Allowance [Member] | All Other Loans [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance		0
Recorded Investment		0
Average Recorded Investment		0
Interest Income Recognized		0
With An Allowance Recorded [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	6,039	2,773
Recorded Investment	5,692	2,394
Related Allowance	576	643
Average Recorded Investment	5,779	2,809
Interest Income Recognized	221	84
With An Allowance Recorded [Member] | Commercial - Non Real Estate Commercial And Industrial [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	313	289
Recorded Investment	313	94
Related Allowance	2	44
Average Recorded Investment	328	289
Interest Income Recognized	15	0
With An Allowance Recorded [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	207	689
Recorded Investment	208	689
Related Allowance	39	203
Average Recorded Investment	210	704
Interest Income Recognized	10	33
With An Allowance Recorded [Member] | Commercial Real Estate Non-Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	1,291	0
Recorded Investment	1,295	0
Related Allowance	102	0
Average Recorded Investment	1,311	0
Interest Income Recognized	69	0
With An Allowance Recorded [Member] | Construction And Farmland Residential [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0	0
Recorded Investment	0	0
Related Allowance	0	0
Average Recorded Investment	0	0
Interest Income Recognized	0	0
With An Allowance Recorded [Member] | Construction And Farmland Commercial [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	1,081	385
Recorded Investment	1,085	350
Related Allowance	10	93
Average Recorded Investment	1,109	393
Interest Income Recognized	48	5
With An Allowance Recorded [Member] | Residential Equity Lines [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	551	403
Recorded Investment	216	253
Related Allowance	86	95
Average Recorded Investment	221	403
Interest Income Recognized	3	5
With An Allowance Recorded [Member] | Residential Single Family [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	2,596	1,007
Recorded Investment	2,575	1,008
Related Allowance	337	208
Average Recorded Investment	2,600	1,020
Interest Income Recognized	76	41
With An Allowance Recorded [Member] | Residential Multifamily [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0	0
Recorded Investment	0	0
Related Allowance	0	0
Average Recorded Investment	0	0
Interest Income Recognized	0	0
With An Allowance Recorded [Member] | All Other Loans [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0	0
Recorded Investment	0	0
Related Allowance	0	0
Average Recorded Investment	0	0
Interest Income Recognized	$ 0	$ 0

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

X

- Definition

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5212-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5258-111524

+ Details

Name:	us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5212-111524

+ Details

Name:	us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953550-111524

+ Details

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

X

- Definition

Amount of allowance for credit losses related to recorded investment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5212-111524

+ Details

Name:	us-gaap_ImpairedFinancingReceivableRelatedAllowance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (a)(4)
-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5212-111524

+ Details

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

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsi_ConstructionAndFarmlandFinancingReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsi_OtherLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	efsi_ImpairedFinancingReceivableWithAndWithoutRecordedAllowanceAxis=efsi_WithNoRelatedAllowanceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsi_CommercialNonRealEstateCommercialAndIndustrialFinancingReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsi_CommercialRealEstateOwnerOccupiedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsi_ConstructionAndFarmlandResidentialFinancingReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsi_ConstructionAndFarmlandCommercialFinancingReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsi_ResidentialEquityLinesFinancingReceivableMember
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:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsi_ResidentialMultifamilyFinancingReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	efsi_ImpairedFinancingReceivableWithAndWithoutRecordedAllowanceAxis=efsi_WithAllowanceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: