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v3.25.2

PERFORMANCE OBLIGATIONS (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2025 USD ($) | Jun. 30, 2025 USD ($)
PERFORMANCE OBLIGATIONS |  |
Recognized revenue | $ 0.0 | $ 0.0
Amount of remaining unsatisfied performance obligations | $ 258.2 | $ 258.2

X
- References No definition available. + Details
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Namespace Prefix: | esoa_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The amount of revenue recognized under performance obligations. + References No definition available. + Details
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Namespace Prefix: | esoa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Amount of transaction price allocated to performance obligation that has not been recognized as revenue. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (a) -SubTopic 10 -Topic 606 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-13 + Details
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Namespace Prefix: | us-gaap_
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Period Type: | instant