XML 15 R1.htm IDEA: XBRL DOCUMENT v3.22.4
Document And Entity Information - USD ($)
12 Months Ended
Dec. 31, 2022
Mar. 06, 2023
Jun. 30, 2022
Document Information [Line Items]      
Entity Registrant Name WILSON BANK HOLDING COMPANY    
Current Fiscal Year End Date --12-31    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2022    
Document, Type 10-K    
Document, Annual Report true    
Document, Period End Date Dec. 31, 2022    
Document, Transition Report false    
Entity, File Number 0-20402    
Entity, Incorporation, State or Country Code TN    
Entity, Tax Identification Number 62-1497076    
Entity, Address, Address Line One 623 West Main Street    
Entity, Address, City or Town Lebanon    
Entity, Address, State or Province TN    
Entity, Address, Postal Zip Code 37087    
City Area Code 615    
Local Phone Number 444-2265    
Title of 12(g) Security Common Stock, $2.00 par value per share    
No Trading Symbol Flag true    
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    
Auditor Name MAGGART & ASSOCIATES, P.C.    
Auditor Location Nashville, Tennessee    
Auditor Firm ID 763    
Entity, Public Float     $ 701,124,242
Entity, Common Stock Shares, Outstanding   11,571,627  
Documents Incorporated By Reference Text Block DOCUMENTS INCORPORATED BY REFERENCE           Part of Form 10-K    Documents from which portions are incorporated by reference Part II    Portions of the Registrant’s Annual Report to Shareholders for the fiscal year ended December 31, 2022 are incorporated by reference into Items 1, 5, 7, 7A and 8.     Part III    Portions of the Registrant’s Proxy Statement to be filed relating to the Registrant’s Annual Meeting of Shareholders to be held on April 25, 2023 are incorporated by reference into Items 10, 11, 12, 13 and 14.    
Amendment Flag false    
Entity Central Index Key 0000885275