XML 12 R1.htm IDEA: XBRL DOCUMENT v3.24.3
Cover - shares
 9 Months Ended
Sep. 30, 2024
Oct. 23, 2024
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2024  
Current Fiscal Year End Date --12-31  
Document Transition Report false  
Entity File Number 001-39085  
Entity Registrant Name HBT Financial, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 37-1117216  
Entity Address, Address Line One 401 North Hershey Rd  
Entity Address, City or Town Bloomington  
Entity Address, State or Province IL  
Entity Address, Postal Zip Code 61704  
City Area Code 309  
Local Phone Number 662-4444  
Title of 12(b) Security Common Stock, par value $0.01 per share  
Trading Symbol HBT  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   31,559,366
Amendment Flag false  
Entity Central Index Key 0000775215  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2024