$EFSC
Enterprise Financial Services Corp Stock $efsc

$efsc Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-Q Financial Statement

#000102583521000134 Filed on November 04, 2021

Income Statement

Concept	2021 Q4	2021 Q3	2020 Q3
Revenue		$103.2M	$70.79M
YoY Change		45.83%	-12.69%
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	$3.100M	$3.000M
YoY Change	0.0%	3.33%	-3.23%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense		$5.955M	$7.433M
YoY Change		-19.88%	-58.78%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$64.70M	$18.34M	$22.38M
YoY Change	82.57%	-18.05%	-38.75%
Income Tax	$13.80M	$4.426M	$4.428M
% Of Pretax Income	21.33%	24.13%	19.79%
Net Earnings	$50.80M	$13.91M	$17.95M
YoY Change	75.59%	-22.49%	-38.25%
Net Earnings / Revenue		13.48%	25.36%
Basic Earnings Per Share		$0.38	$0.68
Diluted Earnings Per Share	$1.323M	$0.38	$0.68
COMMON SHARES
Basic Shares Outstanding	38.37M shares	36.90M shares	26.22M shares
Diluted Shares Outstanding		36.95M shares	26.23M shares

Balance Sheet

Concept	2021 Q4	2021 Q3	2020 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$2.022B	$1.389B	$392.2M
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	$47.92M	$48.70M	$56.81M
YoY Change	-9.88%	-14.28%	-4.07%
Goodwill	$365.2M	$365.4M	$210.3M
YoY Change	40.14%	73.72%	-0.45%
Intangibles	$22.29M	$23.78M	$21.82M
YoY Change	-3.46%	8.97%	-21.02%
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	$13.54B	$12.89B	$8.368B
YoY Change	38.82%	54.02%	13.9%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$15.00M
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$354.0M	$244.0M	$239.0M
YoY Change	17.61%	2.09%	19.5%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$15.00M	$244.0M	$239.0M
YoY Change	-95.02%	2.09%	1607.14%
LONG-TERM LIABILITIES
Long-Term Debt	$155.0M	$204.0M	$204.0M
YoY Change	-24.02%	0.0%	44.68%
Other Long-Term Liabilities	$91.00M	$123.0M	$117.0M
YoY Change	-31.06%	5.13%	95.0%
Total Long-Term Liabilities	$246.0M	$327.0M	$321.0M
YoY Change	-26.79%	1.87%	59.7%
TOTAL LIABILITIES
Total Short-Term Liabilities	$15.00M	$244.0M	$239.0M
Total Long-Term Liabilities	$246.0M	$327.0M	$321.0M
Total Liabilities	$12.01B	$11.45B	$7.486B
YoY Change	38.46%	52.94%	15.15%
SHAREHOLDERS EQUITY
Retained Earnings	$492.7M	$461.7M	$393.9M
YoY Change	18.09%	17.22%	10.6%
Common Stock	$398.0K	$404.0K	$282.0K
YoY Change	19.88%	43.26%	0.71%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$73.53M	$73.53M	$73.53M
YoY Change	0.0%	0.0%	34.98%
Treasury Stock Shares	1.980M shares	1.980M shares	1.980M shares
Shareholders Equity	$1.529B	$1.440B	$882.3M
YoY Change
Total Liabilities & Shareholders Equity	$13.54B	$12.89B	$8.368B
YoY Change	38.82%	54.02%	13.9%

Cashflow Statement

Concept	2021 Q4	2021 Q3	2020 Q3
OPERATING ACTIVITIES
Net Income	$50.80M	$13.91M	$17.95M
YoY Change	75.59%	-22.49%	-38.25%
Depreciation, Depletion And Amortization	$3.000M	$3.100M	$3.000M
YoY Change	0.0%	3.33%	-3.23%
Cash From Operating Activities	$55.00M	$40.60M	$41.30M
YoY Change	55.81%	-1.69%	-10.22%
INVESTING ACTIVITIES
Capital Expenditures	-$900.0K	-$800.0K	-$100.0K
YoY Change	28.57%	700.0%	-94.44%
Acquisitions
YoY Change
Other Investing Activities	-$35.70M	$172.6M	$18.90M
YoY Change	-131.96%	813.23%	-118.9%
Cash From Investing Activities	-$36.50M	$171.7M	$18.80M
YoY Change	-132.85%	813.3%	-118.47%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	614.0M	167.9M	-16.70M
YoY Change	-76850.0%	-1105.39%	-113.6%
NET CHANGE
Cash From Operating Activities	55.00M	40.60M	41.30M
Cash From Investing Activities	-36.50M	171.7M	18.80M
Cash From Financing Activities	614.0M	167.9M	-16.70M
Net Change In Cash	632.5M	380.2M	43.40M
YoY Change	334.41%	776.04%	-35.22%
FREE CASH FLOW
Cash From Operating Activities	$55.00M	$40.60M	$41.30M
Capital Expenditures	-$900.0K	-$800.0K	-$100.0K
Free Cash Flow	$55.90M	$41.40M	$41.40M
YoY Change	55.28%	0.0%	-13.39%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Entity Central Index Key EntityCentralIndexKey	0001025835
	dei	Document Period End Date DocumentPeriodEndDate	2021-09-30
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Amendment Flag AmendmentFlag	false
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CY2021Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
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CY2021Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2020Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2021Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2020Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2021Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2020Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
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CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	45000000	shares
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CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	33190306	shares
CY2021Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	1980093	shares
CY2020Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	1980093	shares
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.19
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.18
	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	13234	shares
	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	13583	shares
CY2020Q4	efsc	Maximum Percentage Of Shareholders Equity Security Holdings Held Of One Issuer MaximumPercentageOfShareholdersEquitySecurityHoldingsHeldOfOneIssuer	0.10
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2021-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-15373
	dei	Entity Registrant Name EntityRegistrantName	ENTERPRISE FINANCIAL SERVICES CORP
CY2021Q3	us-gaap	Cash And Due From Banks CashAndDueFromBanks	179826000	USD
	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	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
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	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	136620000	USD
CY2021Q3	us-gaap	Noninterest Income NoninterestIncome	17619000	USD
CY2020Q3	us-gaap	Noninterest Income NoninterestIncome	12629000	USD
	us-gaap	Noninterest Income NoninterestIncome	45113000	USD
CY2021Q3	efsc	Branch Closure Expenses BranchClosureExpenses	3441000	USD
	us-gaap	Noninterest Income NoninterestIncome	35997000	USD
CY2021Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	33722000	USD
CY2020Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	22040000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	91416000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	66114000	USD
CY2021Q3	us-gaap	Occupancy Net OccupancyNet	4496000	USD
CY2020Q3	us-gaap	Occupancy Net OccupancyNet	3408000	USD
	us-gaap	Occupancy Net OccupancyNet	11776000	USD
	us-gaap	Occupancy Net OccupancyNet	9940000	USD
CY2021Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	3328000	USD
CY2020Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	2167000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	9068000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	6393000	USD
CY2021Q3	us-gaap	Professional Fees ProfessionalFees	901000	USD
CY2020Q3	us-gaap	Professional Fees ProfessionalFees	755000	USD
	us-gaap	Professional Fees ProfessionalFees	3189000	USD
	us-gaap	Professional Fees ProfessionalFees	2904000	USD
CY2021Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	16326000	USD
CY2020Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	9591000	USD
CY2020Q3	efsc	Branch Closure Expenses BranchClosureExpenses	0	USD
	efsc	Branch Closure Expenses BranchClosureExpenses	3441000	USD
	efsc	Branch Closure Expenses BranchClosureExpenses	0	USD
CY2021Q3	efsc	Merger Related Expenses MergerRelatedExpenses	14671000	USD
CY2020Q3	efsc	Merger Related Expenses MergerRelatedExpenses	1563000	USD
	efsc	Merger Related Expenses MergerRelatedExpenses	19762000	USD
	efsc	Merger Related Expenses MergerRelatedExpenses	1563000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	43573000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	29195000	USD
CY2021Q3	us-gaap	Noninterest Expense NoninterestExpense	76885000	USD
CY2020Q3	us-gaap	Noninterest Expense NoninterestExpense	39524000	USD
	us-gaap	Noninterest Expense NoninterestExpense	182225000	USD
	us-gaap	Noninterest Expense NoninterestExpense	116109000	USD
CY2021Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	18339000	USD
CY2020Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	22379000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	103977000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	56508000	USD
CY2021Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4426000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4428000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	21733000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11055000	USD
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	13913000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17951000	USD
	us-gaap	Net Income Loss NetIncomeLoss	82244000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45453000	USD
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.38
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.68
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.48
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.73
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.38
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.68
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.48
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.73
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	13913000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17951000	USD
	us-gaap	Net Income Loss NetIncomeLoss	82244000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45453000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-7870000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	94000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-15941000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	21642000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	314000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	317000	USD
CY2021Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	805000	USD
CY2020Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	705000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	2791000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-871000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	1190000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	9000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	110000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	651000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-6247000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-296000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-514000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-863000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-8370000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-301000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-17218000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	14759000	USD
CY2021Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	5543000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	17650000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	65026000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	60212000	USD
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	1118301000	USD
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	13913000	USD
CY2021Q3	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	21236000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-8370000	USD
CY2021Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	7305000	USD
CY2021Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-727000	USD
CY2021Q3	us-gaap	Share Based Compensation ShareBasedCompensation	1325000	USD
CY2021Q3	efsc	Sharesissuedinconnectionwithacquisition Sharesissuedinconnectionwithacquisition	342280000	USD
CY2021Q3	us-gaap	Stockholders Equity StockholdersEquity	1439635000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	1078975000	USD
	us-gaap	Net Income Loss NetIncomeLoss	82244000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-17218000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	18566000	USD
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	33069000	USD
	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-881000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	4108000	USD
	efsc	Net Accretion Of Loan Discount And Indemnification Asset NetAccretionOfLoanDiscountAndIndemnificationAsset	5976000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4199000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	882267000	USD
	efsc	Sharesissuedinconnectionwithacquisition Sharesissuedinconnectionwithacquisition	342280000	USD
CY2021Q3	us-gaap	Stockholders Equity StockholdersEquity	1439635000	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	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
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	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
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	4609000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	882267000	USD
	us-gaap	Net Income Loss NetIncomeLoss	82244000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45453000	USD
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	4573000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	17045000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	55935000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-8813000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-9609000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-5704000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-4775000	USD
	efsc	Net Accretion Of Loan Discount And Indemnification Asset NetAccretionOfLoanDiscountAndIndemnificationAsset	1672000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4256000	USD
	efsc	Amortization Of Servicing Assets AmortizationOfServicingAssets	690000	USD
	efsc	Amortization Of Servicing Assets AmortizationOfServicingAssets	0	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	120700000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	164151000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	128687000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	157377000	USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	421000	USD
	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	931000	USD
	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	-13000	USD
	efsc	Gain On State Tax Credits Net GainOnStateTaxCreditsNet	437000	USD
	efsc	Gain On State Tax Credits Net GainOnStateTaxCreditsNet	290000	USD
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	3441000	USD
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	4108000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3069000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	12544000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-5243000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	105630000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	100247000	USD
	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	-212642000	USD
	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	0	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	-42865000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	800812000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	27135000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	20221000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	222993000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	234267000	USD
	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	42874000	USD
	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	25833000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	16952000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	26350000	USD
	efsc	Proceeds From Sale Of State Tax Credits Held For Sale ProceedsFromSaleOfStateTaxCreditsHeldForSale	5534000	USD
	efsc	Proceeds From Sale Of State Tax Credits Held For Sale ProceedsFromSaleOfStateTaxCreditsHeldForSale	5621000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	5915000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	652000	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	1993000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	547526000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	274677000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	7629000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	40714000	USD
	efsc	Payments To Acquire State Tax Credits Held For Sale PaymentsToAcquireStateTaxCreditsHeldForSale	6688000	USD
	efsc	Payments To Acquire State Tax Credits Held For Sale PaymentsToAcquireStateTaxCreditsHeldForSale	11026000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1635000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1633000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	13432000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-813925000	USD
	us-gaap	Net Change Noninterest Bearing Deposits Domestic NetChangeNoninterestBearingDepositsDomestic	666480000	USD
	us-gaap	Net Change Noninterest Bearing Deposits Domestic NetChangeNoninterestBearingDepositsDomestic	602192000	USD
	us-gaap	Net Change Interest Bearing Deposits Domestic NetChangeInterestBearingDepositsDomestic	335477000	USD
	us-gaap	Net Change Interest Bearing Deposits Domestic NetChangeInterestBearingDepositsDomestic	303011000	USD
	efsc	Proceedsfrom Paymentsfor Short Term Fhl Bank Borrowings Financing Activities ProceedsfromPaymentsforShortTermFHLBankBorrowingsFinancingActivities	-160000000	USD
	efsc	Proceedsfrom Paymentsfor Short Term Fhl Bank Borrowings Financing Activities ProceedsfromPaymentsforShortTermFHLBankBorrowingsFinancingActivities	27700000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	5714000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	4286000	USD
	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	0	USD
	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	61953000	USD
	us-gaap	Proceeds From Payments For In Securities Sold Under Agreements To Repurchase ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase	-51597000	USD
	us-gaap	Proceeds From Payments For In Securities Sold Under Agreements To Repurchase ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase	-21848000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	33069000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	15347000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	18566000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	14176000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-489000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-562000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	732522000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	938637000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	851584000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	224959000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	537703000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	167256000	USD
CY2021Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1389287000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	392215000	USD
	us-gaap	Interest Paid Net InterestPaidNet	16679000	USD
	us-gaap	Interest Paid Net InterestPaidNet	26858000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	45230000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	7514000	USD
	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	3227000	USD
	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	261000	USD
	efsc	Sales Of Other Real Estate Financed SalesOfOtherRealEstateFinanced	228000	USD
	efsc	Sales Of Other Real Estate Financed SalesOfOtherRealEstateFinanced	48000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	4319000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	200000	USD
CY2021Q3	efsc	Commonsharesissuedinrelationtoacquisition Commonsharesissuedinrelationtoacquisition	343650000	USD
CY2020Q3	efsc	Commonsharesissuedinrelationtoacquisition Commonsharesissuedinrelationtoacquisition	0	USD
	us-gaap	Transfer To Investments TransferToInvestments	0	USD
	us-gaap	Transfer To Investments TransferToInvestments	163592000	USD
CY2021Q3	us-gaap	Share Price SharePrice	44.01
	efsc	Business Combination Consideration Transferred Equity Interests Issued And Issuable Common Stock Consideration BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableCommonStockConsideration	342280	USD
	efsc	Business Combination Consideration Transferred Equity Interests Withheld BusinessCombinationConsiderationTransferredEquityInterestsWithheld	1370	USD
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	13913000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17951000	USD
	us-gaap	Net Income Loss NetIncomeLoss	82244000	USD
	us-gaap	Net Income Loss NetIncomeLoss	45453000	USD
CY2021Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	36898000	shares
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26217000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	33158000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26290000	shares
CY2021Q3	efsc	Incremental Common Shares Attributable To Additional Dilutive Common Stock Equivalents IncrementalCommonSharesAttributableToAdditionalDilutiveCommonStockEquivalents	49000	shares
CY2020Q3	efsc	Incremental Common Shares Attributable To Additional Dilutive Common Stock Equivalents IncrementalCommonSharesAttributableToAdditionalDilutiveCommonStockEquivalents	11000	shares
	efsc	Incremental Common Shares Attributable To Additional Dilutive Common Stock Equivalents IncrementalCommonSharesAttributableToAdditionalDilutiveCommonStockEquivalents	47000	shares
	efsc	Incremental Common Shares Attributable To Additional Dilutive Common Stock Equivalents IncrementalCommonSharesAttributableToAdditionalDilutiveCommonStockEquivalents	21000	shares
CY2021Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	36947000	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26228000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	33205000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26311000	shares
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.38
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.68
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.48
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.73
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.38
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.68
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.48
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.73
CY2021Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	151000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	153000	shares
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
CY2021Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1211293000	USD
CY2021Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	16803000	USD
CY2021Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	8282000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1219814000	USD
CY2021Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	439112000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	7465000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	1952000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	444625000	USD
CY2021Q3	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	640000	USD
CY2021Q3	efsc	Debt Securities Held To Maturity Net Of Allowance For Credit Losses DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses	438472000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	882682000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	30104000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	357000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	912429000	USD
CY2020Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	488059000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	13960000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	496000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	501523000	USD
CY2020Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	449000	USD
CY2020Q4	efsc	Debt Securities Held To Maturity Net Of Allowance For Credit Losses DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses	487610000	USD
CY2021Q3	efsc	Maximum Percentage Of Shareholders Equity Security Holdings Held Of One Issuer MaximumPercentageOfShareholdersEquitySecurityHoldingsHeldOfOneIssuer	0.10
CY2021Q3	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	582300000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	525800000	USD
	efsc	Mortgage Backed Securities Weighted Average Life MortgageBackedSecuritiesWeightedAverageLife	P4Y
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	71157000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	71191000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	209000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	214000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	93074000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	93129000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	12942000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	13250000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	53898000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	54375000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	142672000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	147389000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	496834000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	495353000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	208317000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	207815000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	496330000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	505766000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	74972000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	75957000	USD
CY2021Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1211293000	USD
CY2021Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1219814000	USD
CY2021Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	439112000	USD
CY2021Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	444625000	USD
CY2021Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	691876000	USD
CY2021Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	8249000	USD
CY2021Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	2204000	USD
CY2021Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	33000	USD
CY2021Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	694080000	USD
CY2021Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	8282000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	75062000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	357000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	0	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	75062000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	357000	USD
CY2021Q3	efsc	Accruedinterestreceivableheldtomaturitysecurities Accruedinterestreceivableheldtomaturitysecurities	3500000	USD
CY2020Q4	efsc	Accruedinterestreceivableheldtomaturitysecurities Accruedinterestreceivableheldtomaturitysecurities	3600000	USD
CY2021Q3	us-gaap	Debt Securities Held To Maturity Credit Loss Expense Reversal DebtSecuritiesHeldToMaturityCreditLossExpenseReversal	200000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	20200000	USD
CY2021Q3	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	600000	USD
CY2020Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	400000	USD
CY2021Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	27100000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	27100000	USD
CY2020Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	20000000	USD
CY2021Q3	us-gaap	Other Investments And Securities At Cost OtherInvestmentsAndSecuritiesAtCost	59200000	USD
CY2020Q4	us-gaap	Other Investments And Securities At Cost OtherInvestmentsAndSecuritiesAtCost	48800000	USD
CY2021Q3	efsc	Financing Receivable Paycheck Protection Program FinancingReceivablePaycheckProtectionProgram	446400000	USD
CY2021Q3	efsc	Financing Receivable Paycheck Protection Program Netof Deferred Fees FinancingReceivablePaycheckProtectionProgramNetofDeferredFees	439000000	USD
CY2021Q3	efsc	Financing Receivable Paycheck Protection Program Unearned Fees FinancingReceivablePaycheckProtectionProgramUnearnedFees	7400000	USD
	us-gaap	Financing Receivable Purchased With Credit Deterioration Discount Premium FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium	4100000	USD
CY2021Q3	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Maximum Amount Available FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable	2700000000	USD
CY2020Q4	efsc	Financing Receivable Paycheck Protection Program FinancingReceivablePaycheckProtectionProgram	709900000	USD
CY2020Q4	efsc	Financing Receivable Paycheck Protection Program Netof Deferred Fees FinancingReceivablePaycheckProtectionProgramNetofDeferredFees	698600000	USD
CY2020Q4	efsc	Financing Receivable Paycheck Protection Program Unearned Fees FinancingReceivablePaycheckProtectionProgramUnearnedFees	11300000	USD
CY2020	us-gaap	Financing Receivable Purchased With Credit Deterioration Discount Premium FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium	16100000	USD
CY2020Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Maximum Amount Available FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable	2500000000	USD
CY2020Q4	efsc	Impaired Financing Receivable Recorded Investment Excluding Guaranteed Balances ImpairedFinancingReceivableRecordedInvestmentExcludingGuaranteedBalances	5400000	USD
CY2021Q3	us-gaap	Notes Receivable Net NotesReceivableNet	37159000	USD
CY2020Q4	us-gaap	Notes Receivable Net NotesReceivableNet	8056000	USD
CY2021Q3	efsc	Par Value Acquired Loans ParValueAcquiredLoans	180440000	USD
CY2021Q3	efsc	Allowance Pcd Loans AllowancePcdLoans	-7006000	USD
CY2021Q3	efsc	Noncredit Premium NoncreditPremium	-6428000	USD
CY2021Q3	efsc	Purchase Price Acquired Loans PurchasePriceAcquiredLoans	167006000	USD
CY2021Q3	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	219484000	USD
CY2021Q3	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	0	USD
CY2021Q3	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	219484000	USD
CY2021Q3	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Securities SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecurities	0	USD
CY2021Q3	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Cash SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimCash	219484000	USD
CY2021Q3	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	0	USD
CY2020Q4	us-gaap	Securities Sold Under Agreements To Repurchase Gross SecuritiesSoldUnderAgreementsToRepurchaseGross	271081000	USD
CY2020Q4	us-gaap	Securities Sold Under Agreements To Repurchase Asset SecuritiesSoldUnderAgreementsToRepurchaseAsset	0	USD
CY2020Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	271081000	USD
CY2020Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Securities SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimSecurities	0	USD
CY2020Q4	us-gaap	Securities Sold Under Agreements To Repurchase Collateral Right To Reclaim Cash SecuritiesSoldUnderAgreementsToRepurchaseCollateralRightToReclaimCash	271081000	USD
CY2020Q4	us-gaap	Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral	0	USD
CY2021Q3	us-gaap	Derivative Net Liability Position Aggregate Fair Value DerivativeNetLiabilityPositionAggregateFairValue	22200000	USD
CY2021Q3	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	20500000	USD
CY2021Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1500000	USD
CY2020Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1400000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4200000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4300000	USD
CY2021Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	1491000	USD
CY2021Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	5367000	USD
CY2021Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	4601000	USD
CY2021Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	3834000	USD
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CY2021Q3	efsc	After Finite Lived Intangible Asset Expected Amortization After Year Four AfterFiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour	5416000	USD
CY2021Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	23777000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-10479000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-2609000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-7870000	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
CY2021Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	0	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	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
CY2021Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti Before Tax After Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustments	1072000	USD
CY2021Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Adjustments Tax OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTax	267000	USD
CY2021Q3	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	805000	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
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	12000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	3000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	9000	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
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-395000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-99000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-296000	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
CY2021Q3	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-11144000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-2774000	USD
CY2021Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-8370000	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
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-21226000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-5285000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-15941000	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 Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	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 Loss Held To Maturity Security Otti Before Tax After Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiBeforeTaxAfterAdjustments	3716000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Adjustments Tax OtherComprehensiveLossHeldToMaturitySecurityOttiAfterAdjustmentsTax	925000	USD
	us-gaap	Other Comprehensive Loss Held To Maturity Security Otti After Tax And Adjustments OtherComprehensiveLossHeldToMaturitySecurityOttiAfterTaxAndAdjustments	2791000	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 Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	867000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	216000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	651000	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 Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	-1149000	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	-863000	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 Before Tax OtherComprehensiveIncomeLossBeforeTax	-22926000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-5708000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-17218000	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
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	0	shares
CY2021Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	118604	shares
CY2021Q3	efsc	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Opt Out Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageOptOutPrice	43.80
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Options Forfeited Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares	4597	shares
CY2021Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	114007	shares
CY2021Q3	efsc	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Life ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageLife	P9Y6M

Files In Submission

Name	View Source	Status
R44.htm	Edgar Link	pending
0001025835-21-000134-index-headers.html	Edgar Link	pending
0001025835-21-000134-index.html	Edgar Link	pending
0001025835-21-000134.txt	Edgar Link	pending
0001025835-21-000134-xbrl.zip	Edgar Link	pending
a2021930-ex311.htm	Edgar Link	pending
a2021930-ex312.htm	Edgar Link	pending
a2021930-ex321.htm	Edgar Link	pending
a2021930-ex322.htm	Edgar Link	pending
efsc-20210930.htm	Edgar Link	pending
efsc-20210930.xsd	Edgar Link	pending
efsc-20210930_cal.xml	Edgar Link	unprocessable
efsc-20210930_def.xml	Edgar Link	unprocessable
efsc-20210930_htm.xml	Edgar Link	completed
efsc-20210930_lab.xml	Edgar Link	unprocessable
efsc-20210930_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	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

2021 Q4 Form 10-Q Financial Statement

#000102583521000134 Filed on November 04, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$EFSC Enterprise Financial Services Corp Stock $efsc

2021 Q4 Form 10-Q Financial Statement

#000102583521000134 Filed on November 04, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$EFSC
Enterprise Financial Services Corp Stock $efsc