    <SEC-DOCUMENT>0001206774-25-000031-index.html : 20250128
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    <ACCEPTANCE-DATETIME>20250128070030
    ACCESSION NUMBER:		0001206774-25-000031
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		34
    CONFORMED PERIOD OF REPORT:	20250128
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20250128
    DATE AS OF CHANGE:		20250128

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			SOUTHERN FIRST BANCSHARES INC
    		CENTRAL INDEX KEY:			0001090009
    		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
    		ORGANIZATION NAME:           	02 Finance
    		IRS NUMBER:				582459561
    		STATE OF INCORPORATION:			SC
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-27719
    		FILM NUMBER:		25560889

    	BUSINESS ADDRESS:
    		STREET 1:		6 VERDAE BOULEVARD
    		CITY:			GREENVILLE
    		STATE:			SC
    		ZIP:			29607
    		BUSINESS PHONE:		8646799000

    	MAIL ADDRESS:
    		STREET 1:		6 VERDAE BOULEVARD
    		CITY:			GREENVILLE
    		STATE:			SC
    		ZIP:			29607

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	GREENVILLE FIRST BANCSHARES INC
    		DATE OF NAME CHANGE:	19990707
    </SEC-HEADER>
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    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>sfst4432111-8k.htm
    <DESCRIPTION>CURRENT REPORT
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    Document 1 - file: sfst4432111-8k.htm

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    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>sfst4432111-ex991.htm
    <DESCRIPTION>EARNINGS PRESS RELEASE FOR THE PERIOD ENDED DECEMBER 31, 2024.
    <TEXT>
    Document 2 - file: sfst4432111-ex991.htm

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    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>sfst4432111-ex992.htm
    <DESCRIPTION>SLIDE PRESENTATION.
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    Document 3 - file: sfst4432111-ex992.htm

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    <FILENAME>sfst-20250128.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
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    <SEQUENCE>25
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    <TYPE>XML
    <SEQUENCE>27
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    Document 27 - file: R1.htm

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    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>28
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
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    Document 28 - file: Financial_Report.xlsx

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    <SEQUENCE>29
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    Document 29 - file: Show.js

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    <TYPE>XML
    <SEQUENCE>30
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    Document 30 - file: report.css

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    <TYPE>XML
    <SEQUENCE>32
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    <SEQUENCE>34
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