XML 24 R1.htm IDEA: XBRL DOCUMENT v3.25.1
Cover Page - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Mar. 10, 2025
Jun. 30, 2024
Cover page [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2024    
Document Transition Report false    
Entity File Number 001-37661    
Entity Registrant Name SMARTFINANCIAL INC.    
Entity Incorporation, State or Country Code TN    
Entity Tax Identification Number 62-1173944    
Entity Address, Address Line One 5401 Kingston Pike, Suite 600    
Entity Address, City or Town Knoxville    
Entity Address, State or Province TN    
City Area Code 865    
Entity Address, Postal Zip Code 37919    
Local Phone Number 437-5700    
Title of 12(b) Security Common Stock, par value $1.00 per share    
Trading Symbol SMBK    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Public Float     $ 369.8
Entity Common Stock, Shares Outstanding   17,018,018  
Documents Incorporated by Reference Portions of the registrant’s Proxy Statement for the Annual Meeting of Shareholders to be held on May 22, 2025, are incorporated by reference in Part III of this Form 10-K    
Amendment Flag false    
Document Fiscal Year Focus 2024    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001038773    
Auditor Name Forvis Mazars, LLP    
Auditor Firm ID 686    
Auditor Location Louisville, Kentucky    
Current Fiscal Year End Date --12-31    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false