RELATED PARTY TRANSACTIONS (Detail Textuals)	12 Months Ended
Sep. 30, 2015 USD ($)
Related Party Transaction [Line Items]
Percentage of shares of common stock transaction between executive, officers, directors and holders	10% or more
United Bank Inc.
Related Party Transaction [Line Items]
Refinancing agreement	$ 1,163,000
First Guaranty Bank
Related Party Transaction [Line Items]
Term of note agreement	5 years
Marshall T. Reynolds
Related Party Transaction [Line Items]
Aggregate amount of principal outstanding of loan	$ 1,644,690
Principal payment	482,000
Interest payment	$ 88,000
Interest rate	3.55%
Marshall T. Reynolds \| First Guaranty Bank
Related Party Transaction [Line Items]
Ownership Percentage	greater than 10%

Represents ownership percentage.

No definition available.

Name:	esoa_OwenershipPercentage
Namespace Prefix:	esoa_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

This element represents percentage of common stock shares transactions between executive officers, directors and holders.

+ References

No definition available.

+ Details

Name:	esoa_PercentageOfSharesOfCommonStockTransactionBetweenExecutiveOfficersDirectorsAndHoldersDescription
Namespace Prefix:	esoa_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents amount of refinancing agreement.

+ References

No definition available.

+ Details

Name:	esoa_RefinancingAgreement
Namespace Prefix:	esoa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

This element represents term of note agreement.

+ References

No definition available.

+ Details

Name:	esoa_TermOfNoteAgreement
Namespace Prefix:	esoa_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

+ Details

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

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of the required periodic payments applied to interest.

+ References

+ Details

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

- Definition

Amount of the required periodic payments applied to principal.

+ References

+ Details

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

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

- Details

Name:	dei_LegalEntityAxis=esoa_UnitedBankIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=esoa_FirstGuarantyBankMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_BoardOfDirectorsChairmanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: