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v3.25.3

Condensed Consolidated Statements of Income (Unaudited) (Parenthetical) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2025
Income Statement [Abstract] |  |
Recaptured tax credit | $ 32.1 | $ 32.1

X
- Definition Tax Credit, Recaptured, Amount + References No definition available. + Details
Name: | efsc_TaxCreditRecapturedAmount
Namespace Prefix: | efsc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_IncomeStatementAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration