$EFSC
Enterprise Financial Services Corp Stock $efsc

$efsc Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-Q Financial Statement

#000102583520000095 Filed on October 23, 2020

Income Statement

Concept	2020 Q4	2020 Q3	2020 Q1
Revenue	$84.11M	$70.79M	$76.69M
YoY Change	8.9%	-12.69%	13.42%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$3.000M	$3.000M	$3.000M
YoY Change	0.0%	-3.23%	50.0%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$6.667M	$7.433M	$13.32M
YoY Change	-57.33%	-58.78%	-12.79%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$35.44M	$22.38M	$15.84M
YoY Change	-2.47%	-38.75%	-21.82%
Income Tax	$6.508M	$4.428M	$2.971M
% Of Pretax Income	18.36%	19.79%	18.76%
Net Earnings	$28.93M	$17.95M	$12.87M
YoY Change	-0.55%	-38.25%	-20.35%
Net Earnings / Revenue	34.4%	25.36%	16.78%
Basic Earnings Per Share	$1.00	$0.68	$0.49
Diluted Earnings Per Share	$1.00	$0.68	$0.48
COMMON SHARES
Basic Shares Outstanding	26.21M shares	26.22M shares	26.47M shares
Diluted Shares Outstanding		26.23M shares	26.54M shares

Balance Sheet

Concept	2020 Q4	2020 Q3	2020 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$537.7M	$392.2M	$183.7M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$53.17M	$56.81M	$59.36M
YoY Change	-11.4%	-4.07%	-1.56%
Goodwill	$260.6M	$210.3M	$210.3M
YoY Change	23.88%	-0.45%	1.32%
Intangibles	$23.08M	$21.82M	$24.59M
YoY Change	-11.47%	-21.02%	-20.82%
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$9.752B	$8.368B	$7.501B
YoY Change	32.97%	13.9%	8.19%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$301.0M	$239.0M	$206.0M
YoY Change	13.58%	19.5%	-2.83%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$301.0M	$239.0M	$206.0M
YoY Change	1906.67%	1607.14%	1044.44%
LONG-TERM LIABILITIES
Long-Term Debt	$204.0M	$204.0M	$141.0M
YoY Change	44.68%	44.68%	0.0%
Other Long-Term Liabilities	$132.0M	$117.0M	$95.00M
YoY Change	158.82%	95.0%	106.52%
Total Long-Term Liabilities	$336.0M	$321.0M	$236.0M
YoY Change	75.0%	59.7%	26.2%
TOTAL LIABILITIES
Total Short-Term Liabilities	$301.0M	$239.0M	$206.0M
Total Long-Term Liabilities	$336.0M	$321.0M	$236.0M
Total Liabilities	$8.673B	$7.486B	$6.654B
YoY Change	34.11%	15.15%	8.46%
SHAREHOLDERS EQUITY
Retained Earnings	$417.2M	$393.9M	$380.7M
YoY Change	9.58%	10.6%	20.12%
Common Stock	$332.0K	$282.0K	$281.0K
YoY Change	18.15%	0.71%	0.36%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$73.53M	$73.53M	$73.53M
YoY Change	26.38%	34.98%	72.38%
Treasury Stock Shares	1.980M shares	1.980M shares	1.980M shares
Shareholders Equity	$1.079B	$882.3M	$846.4M
YoY Change
Total Liabilities & Shareholders Equity	$9.752B	$8.368B	$7.501B
YoY Change	32.97%	13.9%	8.19%

Cashflow Statement

Concept	2020 Q4	2020 Q3	2020 Q1
OPERATING ACTIVITIES
Net Income	$28.93M	$17.95M	$12.87M
YoY Change	-0.55%	-38.25%	-20.35%
Depreciation, Depletion And Amortization	$3.000M	$3.000M	$3.000M
YoY Change	0.0%	-3.23%	50.0%
Cash From Operating Activities	$35.30M	$41.30M	$32.56M
YoY Change	36.29%	-10.22%	107.24%
INVESTING ACTIVITIES
Capital Expenditures	-$700.0K	-$100.0K	$918.0K
YoY Change	-69.57%	-94.44%	-27.6%
Acquisitions
YoY Change
Other Investing Activities	$111.7M	$18.90M	-$152.7M
YoY Change	-242.47%	-118.9%	-380.18%
Cash From Investing Activities	$111.1M	$18.80M	-$153.7M
YoY Change	-237.67%	-118.47%	-388.63%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$15.35M
YoY Change
Debt Paid & Issued, Net			$1.429M
YoY Change			-28.55%
Cash From Financing Activities	-800.0K	-16.70M	$137.5M
YoY Change	-97.67%	-113.6%	-412.42%
NET CHANGE
Cash From Operating Activities	35.30M	41.30M	$32.56M
Cash From Investing Activities	111.1M	18.80M	-$153.7M
Cash From Financing Activities	-800.0K	-16.70M	$137.5M
Net Change In Cash	145.6M	43.40M	$16.43M
YoY Change	-263.41%	-35.22%	-34.11%
FREE CASH FLOW
Cash From Operating Activities	$35.30M	$41.30M	$32.56M
Capital Expenditures	-$700.0K	-$100.0K	$918.0K
Free Cash Flow	$36.00M	$41.40M	$31.64M
YoY Change	27.66%	-13.39%	119.08%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0001025835
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Period End Date DocumentPeriodEndDate	2020-09-30
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Amendment Flag AmendmentFlag	false
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	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	139000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	26000	shares
CY2020Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2019Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2020Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
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	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.54
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	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	122583	shares
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	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2020-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-15373
	dei	Entity Registrant Name EntityRegistrantName	ENTERPRISE FINANCIAL SERVICES CORP
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	43-1706259
	dei	Entity Address Address Line1 EntityAddressAddressLine1	150 North Meramec
	dei	Entity Address City Or Town EntityAddressCityOrTown	Clayton
	dei	Entity Address State Or Province EntityAddressStateOrProvince	MO
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	63105
	dei	City Area Code CityAreaCode	314
	dei	Local Phone Number LocalPhoneNumber	725-5500
	dei	Security12b Title Security12bTitle	Common Stock, par value $0.01 per share
	dei	Trading Symbol TradingSymbol	EFSC
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
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CY2019Q3	efsc	Provision For Loan Losses Not Covered Under Fdic Loss Share ProvisionForLoanLossesNotCoveredUnderFdicLossShare	1833000	USD
	efsc	Provision For Loan Losses Not Covered Under Fdic Loss Share ProvisionForLoanLossesNotCoveredUnderFdicLossShare	55935000	USD
	efsc	Provision For Loan Losses Not Covered Under Fdic Loss Share ProvisionForLoanLossesNotCoveredUnderFdicLossShare	5031000	USD
CY2020Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	49274000	USD
CY2019Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	61213000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	136620000	USD
CY2019Q3	us-gaap	Noninterest Income NoninterestIncome	13564000	USD
CY2020Q3	us-gaap	Occupancy Net OccupancyNet	3408000	USD
	us-gaap	Professional Fees ProfessionalFees	2904000	USD
	us-gaap	Noninterest Income NoninterestIncome	35997000	USD
	us-gaap	Noninterest Income NoninterestIncome	34758000	USD
CY2020Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	22040000	USD
CY2019Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	20845000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	66114000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	60884000	USD
CY2019Q3	us-gaap	Occupancy Net OccupancyNet	3179000	USD
	us-gaap	Occupancy Net OccupancyNet	9940000	USD
	us-gaap	Occupancy Net OccupancyNet	9004000	USD
CY2020Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	2167000	USD
CY2019Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	2051000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	6393000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	6415000	USD
CY2020Q3	us-gaap	Professional Fees ProfessionalFees	755000	USD
CY2019Q3	us-gaap	Professional Fees ProfessionalFees	1064000	USD
	us-gaap	Professional Fees ProfessionalFees	2847000	USD
CY2020Q3	efsc	Merger Related Expenses MergerRelatedExpenses	1563000	USD
CY2019Q3	efsc	Merger Related Expenses MergerRelatedExpenses	393000	USD
	efsc	Merger Related Expenses MergerRelatedExpenses	1563000	USD
	efsc	Merger Related Expenses MergerRelatedExpenses	17969000	USD
CY2020Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	9591000	USD
CY2019Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	10707000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	29195000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	30012000	USD
CY2020Q3	us-gaap	Noninterest Expense NoninterestExpense	39524000	USD
CY2019Q3	us-gaap	Noninterest Expense NoninterestExpense	38239000	USD
	us-gaap	Noninterest Expense NoninterestExpense	116109000	USD
	us-gaap	Noninterest Expense NoninterestExpense	127131000	USD
CY2020Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	22379000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	36538000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	56508000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	79700000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4428000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7469000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11055000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	16051000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17951000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	29069000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45453000	USD
	us-gaap	Net Income Loss NetIncomeLoss	63649000	USD
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.68
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.09
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.73
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.46
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.68
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.08
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.73
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.45
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17951000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	29069000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45453000	USD
	us-gaap	Net Income Loss NetIncomeLoss	63649000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	94000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	7018000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	21642000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	31362000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	314000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	254000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	317000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	34000	USD
CY2020Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	705000	USD
CY2019Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	-10000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	1190000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	-15000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	110000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-669000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-6247000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-2886000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-514000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-32000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-871000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-36000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-301000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	6137000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	14759000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	28493000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	17650000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	35206000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	60212000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	92142000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	867963000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17951000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-301000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	17650000	USD
CY2020Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4718000	USD
CY2020Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-332000	USD
CY2020Q3	us-gaap	Share Based Compensation ShareBasedCompensation	1040000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	882267000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	867185000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45453000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	14759000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	60212000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	14176000	USD
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	15347000	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	562000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3069000	USD
	efsc	Reclassificationfortheadoptionofnewaccountingstandards Reclassificationfortheadoptionofnewaccountingstandards	-18114000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	882267000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	825501000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	29069000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	6137000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	35206000	USD
CY2019Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4257000	USD
CY2019Q3	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	11817000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-353000	USD
CY2019Q3	us-gaap	Share Based Compensation ShareBasedCompensation	1109000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	846095000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	603804000	USD
	us-gaap	Net Income Loss NetIncomeLoss	63649000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	28493000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	92142000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	12055000	USD
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	11817000	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	880000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3016000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	33503000	USD
	us-gaap	Gain Loss On Sale Of Debt Investments GainLossOnSaleOfDebtInvestments	421000	USD
	efsc	Sharesissuedinconnectionwithacquisition Sharesissuedinconnectionwithacquisition	171885000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	846095000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45453000	USD
	us-gaap	Net Income Loss NetIncomeLoss	63649000	USD
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	4573000	USD
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	4187000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	55935000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	5031000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-9609000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	4777000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-4775000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-2009000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4256000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3993000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	164151000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	39260000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	157377000	USD
	us-gaap	Gain Loss On Sale Of Debt Investments GainLossOnSaleOfDebtInvestments	45000	USD
	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	-13000	USD
	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	59000	USD
	efsc	Gain On State Tax Credits Net GainOnStateTaxCreditsNet	290000	USD
	efsc	Gain On State Tax Credits Net GainOnStateTaxCreditsNet	469000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3069000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3016000	USD
	efsc	Net Accretion Of Loan Discount And Indemnification Asset NetAccretionOfLoanDiscountAndIndemnificationAsset	5976000	USD
	efsc	Net Accretion Of Loan Discount And Indemnification Asset NetAccretionOfLoanDiscountAndIndemnificationAsset	8101000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-5243000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	5661000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	100247000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	66570000	USD
	us-gaap	Payments For Previous Acquisition PaymentsForPreviousAcquisition	0	USD
	us-gaap	Payments For Previous Acquisition PaymentsForPreviousAcquisition	23377000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	800812000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	197514000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	20221000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	314189000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	234267000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	95386000	USD
	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	25833000	USD
	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	4760000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	26350000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	43034000	USD
	efsc	Proceeds From Sale Of State Tax Credits Held For Sale ProceedsFromSaleOfStateTaxCreditsHeldForSale	5621000	USD
	efsc	Proceeds From Sale Of State Tax Credits Held For Sale ProceedsFromSaleOfStateTaxCreditsHeldForSale	3978000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	652000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	4380000	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	1993000	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	274677000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	467695000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	40714000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	61226000	USD
	efsc	Payments To Acquire State Tax Credits Held For Sale PaymentsToAcquireStateTaxCreditsHeldForSale	11026000	USD
	efsc	Payments To Acquire State Tax Credits Held For Sale PaymentsToAcquireStateTaxCreditsHeldForSale	9666000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1633000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	4008000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-813925000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-297759000	USD
	us-gaap	Net Change Noninterest Bearing Deposits Domestic NetChangeNoninterestBearingDepositsDomestic	602192000	USD
	us-gaap	Net Change Noninterest Bearing Deposits Domestic NetChangeNoninterestBearingDepositsDomestic	25653000	USD
	us-gaap	Net Change Interest Bearing Deposits Domestic NetChangeInterestBearingDepositsDomestic	303011000	USD
	us-gaap	Net Change Interest Bearing Deposits Domestic NetChangeInterestBearingDepositsDomestic	-70446000	USD
	efsc	Proceedsfrom Paymentsfor Short Term Fhl Bank Borrowings Financing Activities ProceedsfromPaymentsforShortTermFHLBankBorrowingsFinancingActivities	27700000	USD
	efsc	Proceedsfrom Paymentsfor Short Term Fhl Bank Borrowings Financing Activities ProceedsfromPaymentsforShortTermFHLBankBorrowingsFinancingActivities	384500000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	41000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	4286000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	6286000	USD
	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	61953000	USD
	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	0	USD
	us-gaap	Proceeds From Payments For In Securities Sold Under Agreements To Repurchase ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase	-21848000	USD
	us-gaap	Proceeds From Payments For In Securities Sold Under Agreements To Repurchase ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase	-58530000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	14176000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	12055000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	15347000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	11817000	USD
	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	562000	USD
	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	880000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	938637000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	291139000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	224959000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	59950000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	167256000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	196552000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	392215000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	256502000	USD
	us-gaap	Interest Paid Net InterestPaidNet	26858000	USD
	us-gaap	Interest Paid Net InterestPaidNet	49862000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	7514000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	12955000	USD
	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	261000	USD
	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	7964000	USD
	efsc	Sales Of Other Real Estate Financed SalesOfOtherRealEstateFinanced	48000	USD
	efsc	Sales Of Other Real Estate Financed SalesOfOtherRealEstateFinanced	0	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	200000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	USD
CY2020Q3	efsc	Commonsharesissuedinrelationtoacquisition Commonsharesissuedinrelationtoacquisition	0	USD
CY2019Q3	efsc	Commonsharesissuedinrelationtoacquisition Commonsharesissuedinrelationtoacquisition	171885000	USD
	us-gaap	Transfer To Investments TransferToInvestments	163592000	USD
	us-gaap	Transfer To Investments TransferToInvestments	0	USD
CY2020Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	43288000	USD
CY2020Q1	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	0	USD
CY2020Q1	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	14851000	USD
CY2020Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	380737000	USD
CY2020Q3	us-gaap	Share Price SharePrice	27.27
CY2020Q3	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	135300000	USD
CY2020Q3	us-gaap	Business Acquisition Equity Interests Issued Or Issuable Number Of Shares Issued BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued	0.5061	shares
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17951000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	29069000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45453000	USD
	us-gaap	Net Income Loss NetIncomeLoss	63649000	USD
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26217000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26778000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26290000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	25878000	shares
CY2020Q3	efsc	Incremental Common Shares Attributable To Additional Dilutive Common Stock Equivalents IncrementalCommonSharesAttributableToAdditionalDilutiveCommonStockEquivalents	11000	shares
CY2019Q3	efsc	Incremental Common Shares Attributable To Additional Dilutive Common Stock Equivalents IncrementalCommonSharesAttributableToAdditionalDilutiveCommonStockEquivalents	90000	shares
	efsc	Incremental Common Shares Attributable To Additional Dilutive Common Stock Equivalents IncrementalCommonSharesAttributableToAdditionalDilutiveCommonStockEquivalents	21000	shares
	efsc	Incremental Common Shares Attributable To Additional Dilutive Common Stock Equivalents IncrementalCommonSharesAttributableToAdditionalDilutiveCommonStockEquivalents	98000	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26228000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26868000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26311000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	25976000	shares
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.68
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.09
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.73
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.46
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.68
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.08
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.73
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.45
CY2020Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	132000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	139000	shares
CY2019Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	21000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	26000	shares
CY2020Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	968598000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	37415000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	587000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0	USD
CY2020Q3	us-gaap	Available For Sale Securities AvailableForSaleSecurities	1005426000	USD
CY2020Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	327694000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	11873000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	148000	USD
CY2020Q3	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	-645000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	338774000	USD
CY2020Q3	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	-645000	USD
CY2020Q3	efsc	Debt Securities Held To Maturity Net Of Allowance For Credit Losses DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses	327049000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1115323000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	21548000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1554000	USD
CY2019Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	1135317000	USD
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	181166000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	973000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	200000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	181939000	USD
	efsc	Accumulatedothercomprehensiveincomelossavailableforsalesecuritiesadjustmentpretax Accumulatedothercomprehensiveincomelossavailableforsalesecuritiesadjustmentpretax	11500000	USD
CY2020Q3	efsc	Book Value Of Securities Sold Available For Sale BookValueOfSecuritiesSoldAvailableForSale	19600000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	400000	USD
CY2020Q3	efsc	Maximum Percentage Of Shareholders Equity Security Holdings Held Of One Issuer MaximumPercentageOfShareholdersEquitySecurityHoldingsHeldOfOneIssuer	0.10
CY2020Q3	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	449500000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	484800000	USD
	efsc	Mortgage Backed Securities Weighted Average Life MortgageBackedSecuritiesWeightedAverageLife	P3Y
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	3139000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	3161000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	32281000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	33232000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	10187000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	10587000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	16828000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	17443000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	125476000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	133063000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	335239000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	345641000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	82077000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	82850000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	581111000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	605949000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	109954000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	112274000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	968598000	USD
CY2020Q3	us-gaap	Available For Sale Securities AvailableForSaleSecurities	1005426000	USD
CY2020Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	327694000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	338774000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	82145000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	587000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	0	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	82145000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	587000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	255984000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1319000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	41491000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	435000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	297475000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1754000	USD
CY2020Q3	efsc	Accruedinterestreceivableavailableforsalesecurities Accruedinterestreceivableavailableforsalesecurities	4000000.0	USD
CY2020Q3	efsc	Accruedinterestreceivableheldtomaturitysecurities Accruedinterestreceivableheldtomaturitysecurities	2400000	USD
CY2020Q3	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	-600000	USD
CY2020Q3	efsc	Financing Receivable Paycheck Protection Program FinancingReceivablePaycheckProtectionProgram	838600000	USD
CY2020Q3	efsc	Financing Receivable Paycheck Protection Program Netof Deferred Fees FinancingReceivablePaycheckProtectionProgramNetofDeferredFees	819100000	USD
CY2020Q3	efsc	Financing Receivable Paycheck Protection Program Unearned Fees FinancingReceivablePaycheckProtectionProgramUnearnedFees	19500000	USD
	us-gaap	Financing Receivable Purchased With Credit Deterioration Discount Premium FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium	19800000	USD
CY2020Q3	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Maximum Amount Available FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable	2400000000	USD
CY2020Q3	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	209038000	USD
CY2020Q3	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	3	loan
CY2020Q3	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	3933000	USD
CY2020Q3	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	3933000	USD
CY2020Q3	efsc	Financing Receivable Amount Eligiblefor Deferred Payment FinancingReceivableAmountEligibleforDeferredPayment	690800000	USD
CY2020Q3	efsc	Financing Receivable Amount Eligiblefor Deferralof Both Principaland Interest FinancingReceivableAmountEligibleforDeferralofBothPrincipalandInterest	355800000	USD
CY2020Q3	efsc	Financing Receivable Amount Eligiblefor Deferralof Principal Only FinancingReceivableAmountEligibleforDeferralofPrincipalOnly	335000000.0	USD
CY2020Q3	efsc	Financing Receivable Amount Still In Deferral Status FinancingReceivableAmountStillInDeferralStatus	139400000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	4500000	USD
CY2020Q3	us-gaap	Notes Receivable Net NotesReceivableNet	17860000	USD
CY2020Q3	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	209038000	USD
CY2020Q3	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	0	USD
CY2020Q3	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Securities SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecurities	0	USD
CY2020Q3	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Cash SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimCash	209038000	USD
CY2020Q3	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	0	USD
CY2019Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	230886000	USD
CY2019Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	0	USD
CY2019Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	230886000	USD
CY2019Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Securities SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecurities	0	USD
CY2019Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Cash SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimCash	230886000	USD
CY2019Q4	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	0	USD
CY2020Q3	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	45200000	USD
CY2020Q3	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	45500000	USD
CY2020Q3	us-gaap	Subordinated Debt SubordinatedDebt	203510000	USD
CY2019Q4	us-gaap	Subordinated Debt SubordinatedDebt	141258000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	125000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	31000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	94000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	9320000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2302000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	7018000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	417000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	103000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	314000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	337000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	83000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	254000	USD
CY2020Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti Before Tax After Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustments	936000	USD
CY2020Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Adjustments Tax OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTax	231000	USD
CY2020Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	705000	USD
CY2019Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti Before Tax After Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustments	-13000	USD
CY2019Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Adjustments Tax OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTax	-3000	USD
CY2019Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	-10000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	146000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	36000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	110000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-888000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	-219000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-669000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-683000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-169000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-514000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-42000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-10000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-32000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-399000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-98000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-301000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	8150000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	2013000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	6137000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	28741000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	7099000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	21642000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	41649000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	10287000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	31362000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	421000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	104000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	317000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	45000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	11000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	34000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti Before Tax After Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustments	1580000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Adjustments Tax OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTax	390000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	1190000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti Before Tax After Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustments	-20000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Adjustments Tax OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTax	-5000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	-15000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-8296000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	-2049000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-6247000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-3833000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	-947000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-2886000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-1157000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-286000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-871000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-47000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-11000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-36000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	19601000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	4842000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	14759000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	37838000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	9345000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	28493000	USD

Files In Submission

Name	View Source	Status
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0001025835-20-000095-index.html	Edgar Link	pending
0001025835-20-000095.txt	Edgar Link	pending
0001025835-20-000095-xbrl.zip	Edgar Link	pending
a2020930-ex311.htm	Edgar Link	pending
a2020930-ex312.htm	Edgar Link	pending
a2020930-ex321.htm	Edgar Link	pending
a2020930-ex322.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$EFSC
Enterprise Financial Services Corp Stock $efsc

2020 Q4 Form 10-Q Financial Statement

#000102583520000095 Filed on October 23, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$EFSC Enterprise Financial Services Corp Stock $efsc

2020 Q4 Form 10-Q Financial Statement

#000102583520000095 Filed on October 23, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$EFSC
Enterprise Financial Services Corp Stock $efsc