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v3.24.4

General (Additional Information) (Details) - USD ($) $ in Thousands |  | 3 Months Ended |
--- | --- | --- | ---
Jan. 01, 2024 | Mar. 31, 2024 | Jun. 30, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |
Ownership percentage in subsidiaries |  |  | 100.00%
Cumulative effect period of adoption, adjustment | $ 477 | $ (477) |

X
- Definition Consolidated Financial Ownership Wholly Owned Subsidiary Percentage + References No definition available. + Details
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Balance Type: | na
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X
- Definition Amount of cumulative effect period of adoption, adjustment + References No definition available. + Details
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Namespace Prefix: | efsi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
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Balance Type: | na
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