0001025835 2026-06-12 2026-06-12 0001025835 efsc:CommonStockParValue0.01PeShareMember 2026-06-12 2026-06-12 0001025835 efsc:DepositarySharesEachRepresentinga140thInterestinaShareof5.00percentageFixedRateNonCumulativePerpetualPreferredStockSeriesAMember 2026-06-12 2026-06-12 false 0001025835 8-K 2026-06-12 ENTERPRISE FINANCIAL SERVICES CORP DE 001-15373 43-1706259 150 N. Meramec Avenue St. Louis MO 63105 314 725-5500 false false false false Common Stock, par value $0.01 per share EFSC NASDAQ Depositary Shares, Each Representing a 1/40th Interest in a Share of 5.00% Fixed Rate Non-Cumulative Perpetual Preferred Stock, Series A EFSCP NASDAQ false