SUBSEQUENT EVENT	3 Months Ended
Mar. 31, 2021
Subsequent Events [Abstract]
SUBSEQUENT EVENT	SUBSEQUENT EVENTOn April 26, 2021 the Company and the Bank entered into a definitive merger agreement with First Choice Bancorp (“FCBP”), the holding company of First Choice Bank (“First Choice”) pursuant to which the Company will acquire FCBP in an all-stock merger. Under the terms of the merger agreement, FCBP will merge with and into the Company, and First Choice will subsequently merge with and into the Bank (with the Company and the Bank as the surviving entities) in a transaction valued at approximately $397.7 million, or $33.40 per FCBP share, based on the closing price of EFSC’s common stock on April 23, 2021. On a pro forma consolidated basis, the combined company would have approximately $12.7 billion in consolidated total assets as of March 31, 2021.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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