XML 17 R1.htm IDEA: XBRL DOCUMENT v3.22.4
Cover Page - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Mar. 13, 2023
Jun. 30, 2022
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2022    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 000-10792    
Entity Registrant Name Horizon Bancorp, Inc.    
Entity Incorporation, State or Country Code IN    
Entity Tax Identification Number 35-1562417    
Entity Address, Address Line One 515 Franklin Street    
Entity Address, City or Town Michigan City    
Entity Address, State or Province IN    
Entity Address, Postal Zip Code 46360    
City Area Code 219    
Local Phone Number 879-0211    
Title of 12(b) Security Common stock, no par value    
Trading Symbol HBNC    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 733.3
Entity Common Stock, Shares Outstanding   43,577,689  
Documents Incorporated by Reference Documents Incorporated by Reference
DocumentPart of Form 10–K into which portion of document is incorporated
Portions of the Registrant’s Proxy Statement to be filed for
its May 4, 2023 annual meeting of shareholders
Part III
    
Amendment Flag false    
Document Fiscal Year Focus 2022    
Document Fiscal Period Focus FY    
Entity Central Index Key 0000706129