XML 62 R50.htm IDEA: XBRL DOCUMENT
v3.19.2

Loans - Summary of Recorded Investment in Impaired Portfolio Loans by Category (Details) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2019 USD ($) loan | Dec. 31, 2018 USD ($)
Financing Receivable, Past Due [Line Items] |  |
Restructured, accruing | $ 3,500 |
Non-Covered Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Impaired Financing Receivable, Recorded Investment | $ 19,842 | $ 16,745
Financing Receivable, Modifications, Number of Contracts | loan | 3 |
Non-accrual | $ 15,659 | 16,520
Restructured, accruing | 184 | 225
Impaired Financing Receivables, Recorded Investment, 90 Days Past Due and Still Accruing | 3,999 |
Impaired Financing Receivable, Related Allowance | 2,599 | 4,453
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 2,599 | 4,453
Non-Covered Loans | Commercial and industrial |  |
Financing Receivable, Past Due [Line Items] |  |
Impaired Financing Receivable, Recorded Investment | $ 15,112 | 12,950
Financing Receivable, Modifications, Number of Contracts | loan | 1 |
Non-accrual | $ 11,009 | 12,805
Restructured, accruing | 104 | 145
Impaired Financing Receivables, Recorded Investment, 90 Days Past Due and Still Accruing | 3,999 |
Impaired Financing Receivable, Related Allowance | 2,402 | 4,266
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 2,402 | 4,266
Non-Covered Loans | Commercial - investor owned |  |
Financing Receivable, Past Due [Line Items] |  |
Impaired Financing Receivable, Recorded Investment | 1,284 | 398
Non-accrual | 1,284 | 398
Restructured, accruing | 0 | 0
Impaired Financing Receivables, Recorded Investment, 90 Days Past Due and Still Accruing | 0 |
Impaired Financing Receivable, Related Allowance | 165 | 0
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 165 | 0
Non-Covered Loans | Commercial - owner occupied |  |
Financing Receivable, Past Due [Line Items] |  |
Impaired Financing Receivable, Recorded Investment | 386 | 808
Non-accrual | 386 | 808
Restructured, accruing | 0 | 0
Impaired Financing Receivables, Recorded Investment, 90 Days Past Due and Still Accruing | 0 |
Impaired Financing Receivable, Related Allowance | 9 | 109
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 9 | 109
Non-Covered Loans | Construction and land development |  |
Financing Receivable, Past Due [Line Items] |  |
Impaired Financing Receivable, Recorded Investment | 0 | 0
Non-accrual | 0 | 0
Restructured, accruing | 0 | 0
Impaired Financing Receivables, Recorded Investment, 90 Days Past Due and Still Accruing | 0 |
Impaired Financing Receivable, Related Allowance | 0 | 0
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 | 0
Non-Covered Loans | Residential real estate |  |
Financing Receivable, Past Due [Line Items] |  |
Impaired Financing Receivable, Recorded Investment | $ 3,060 | 2,277
Financing Receivable, Modifications, Number of Contracts | loan | 2 |
Non-accrual | $ 2,980 | 2,197
Restructured, accruing | 80 | 80
Impaired Financing Receivables, Recorded Investment, 90 Days Past Due and Still Accruing | 0 |
Impaired Financing Receivable, Related Allowance | 23 | 52
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 23 | 52
Non-Covered Loans | Consumer and other |  |
Financing Receivable, Past Due [Line Items] |  |
Impaired Financing Receivable, Recorded Investment | 0 | 312
Non-accrual | 0 | 312
Restructured, accruing | 0 | 0
Impaired Financing Receivables, Recorded Investment, 90 Days Past Due and Still Accruing | 0 |
Impaired Financing Receivable, Related Allowance | 0 | 26
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | $ 0 | $ 26

X
- Definition The balance of impaired financing receivables greater than 90 days past due that are still accruing interest. + References No definition available. + Details
Name: | efsc_ImpairedFinancingReceivablesRecordedInvestment90DaysPastDueandStillAccruing
Namespace Prefix: | efsc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of financing receivable modified as troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=118939409&loc=d3e18845-111554 + Details
Name: | us-gaap_FinancingReceivableModificationsRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable on nonaccrual status. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5111-111524 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 16 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919258-210447 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus
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 No definition available. + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRelatedAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | efsc_LoansByMajorCategoryAxis=efsc_NoncoveredLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsc_CommercialRealEstateInvestorOwnedFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsc_CommercialRealEstateOwnerOccupiedFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsc_ConstructionAndLandDevelopmentFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=efsc_ResidentialRealEstateFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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