v3.25.2
Cover
Jul. 22, 2025
Entity Addresses [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 22, 2025
Entity File Number 000-27719
Entity Registrant Name Southern First Bancshares, Inc.
Entity Central Index Key 0001090009
Entity Tax Identification Number 58-2459561
Entity Incorporation, State or Country Code SC
Entity Address, Address Line One 6 Verdae Boulevard
Entity Address, City or Town Greenville
Entity Address, State or Province SC
Entity Address, Postal Zip Code 29607
City Area Code 864
Local Phone Number 679-9000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock
Trading Symbol SFST
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Former Address [Member]  
Entity Addresses [Line Items]  
Entity Address, Address Line One 100 Verdae Boulevard
Entity Address, Address Line Two Suite 100
Entity Address, City or Town Greenville
Entity Address, State or Province SC