XML 60 R49.htm IDEA: XBRL DOCUMENT
v3.25.3

Loans - Summary of Risk Category by Loan Type (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | $ 11,583,109 | $ 11,220,355
Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 10,786,799 | 10,575,150
Special Mention (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 362,997 | 347,196
Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 344,971 | 189,883
Internal Investment Grade |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 11,494,767 | 11,112,229
Commercial and industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 4,901,021 | 4,655,779
Commercial and industrial | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 4,580,999 | 4,432,837
Commercial and industrial | Special Mention (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 160,356 | 151,381
Commercial and industrial | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 159,666 | 71,561
Commercial real estate-investor owned |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 2,806,072 | 2,589,789
Commercial real estate-investor owned | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 2,611,440 | 2,444,238
Commercial real estate-investor owned | Special Mention (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 107,260 | 105,934
Commercial real estate-investor owned | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 87,372 | 39,617
Commercial real estate-owner occupied |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 2,329,613 | 2,340,474
Commercial real estate-owner occupied | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 2,186,437 | 2,223,964
Commercial real estate-owner occupied | Special Mention (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 71,916 | 62,140
Commercial real estate-owner occupied | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 71,260 | 54,370
Construction real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 858,146 | 891,059
Construction real estate | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 846,073 | 877,052
Construction real estate | Special Mention (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 10,676 | 11,849
Construction real estate | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 1,397 | 2,158
Residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 364,415 | 358,616
Residential | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 333,406 | 332,318
Residential | Special Mention (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 6,764 | 4,126
Residential | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 24,245 | 22,172
Other |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 235,500 | 276,512
Other | Pass (1-6) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 228,444 | 264,741
Other | Special Mention (7) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 6,025 | 11,766
Other | Classified (8-9) |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | 1,031 | 5
Total loans classified by performing status |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans, including unearned loan fees | $ 88,342 | $ 108,126

X
- Definition Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 8: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 Reference 11: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 12: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 13: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 14: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (e)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 15: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (e)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 16: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 17: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 18: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 19: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 20: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 21: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 22: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 29 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-29 Reference 23: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SubstandardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_InternalInvestmentGradeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=efsc_CommercialAndIndustrialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=efsc_CommercialRealEstateInvestorOwnedPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=efsc_CommercialRealEstateOwnerOccupiedPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=efsc_ConstructionRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=efsc_ConsumerAndOtherPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=efsc_LoansClassifiedByPerformingStatusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |