v3.21.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2021
May 17, 2021
Document Type 10-Q  
Document Period End Date Mar. 31, 2021  
Entity Registrant Name Andover National Corp  
Entity Current Reporting Status Yes  
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 Q1  
Document Fiscal Year Focus 2021  
Amendment Flag false  
Class A Common stock    
Entity Common Stock, Shares Outstanding   3,564,262
Class B Common stock    
Entity Common Stock, Shares Outstanding   81,198