v3.22.1
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2021
May 24, 2022
Jun. 30, 2020
Document Type 10-K    
Document Annual Report true    
Document Transition Report false    
Entity File Number 000-55882    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 83-2216345    
Entity Address, Address Line One 333 Avenue of the Americas, Suite 2000,    
Entity Address, City or Town Miami    
Entity Address, State or Province FL    
Entity Address, Postal Zip Code 33131    
City Area Code 786    
Local Phone Number 871-3333    
Document Period End Date Dec. 31, 2021    
Entity Registrant Name Andover National Corp    
Entity Current Reporting Status No    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Emerging Growth Company true    
Entity Small Business true    
Entity Ex Transition Period false    
Entity Shell Company false    
Entity Central Index Key 0001712543    
Current Fiscal Year End Date --12-31    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2021    
Amendment Flag false    
Entity Well Known Seasoned Issuer No    
Entity Voluntary Filers Yes    
Entity Public Float     $ 0
Auditor Name MaloneBailey, LLP    
Auditor Firm ID 206    
Auditor Location Houston, Texas    
Class A Common stock      
Entity Common Stock, Shares Outstanding   3,650,165  
Class B Common stock      
Entity Common Stock, Shares Outstanding   0