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Document And Entity Information
Aug. 09, 2023
Document Information [Line Items]  
Entity, Registrant Name AMES NATIONAL CORPORATION
Document, Type 8-K
Document, Period End Date Aug. 09, 2023
Entity, Incorporation, State or Country Code IA
Entity, File Number 0-32637
Entity, Tax Identification Number 42-1039071
Entity, Address, Address Line One 405 Fifth Street
Entity, Address, City or Town Ames
Entity, Address, State or Province IA
Entity, Address, Postal Zip Code 50010
City Area Code 515
Local Phone Number 232-6251
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 ATLO
Security Exchange Name NASDAQ
Entity, Emerging Growth Company false
Amendment Flag false
Entity, Central Index Key 0001132651