v3.26.1
Cover - shares
 3 Months Ended
Jul. 31, 2026
Sep. 04, 2026
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jul. 31, 2026  
Document Transition Report false  
Entity File Number 001-41266  
Entity Registrant Name CEA INDUSTRIES INC.  
Entity Incorporation, State or Country Code NV  
Entity Tax Identification Number 27-3911608  
Entity Address, Address Line One 385 South Pierce Avenue  
Entity Address, Address Line Two Suite C  
Entity Address, City or Town Louisville  
Entity Address, State or Province CO  
Entity Address, Postal Zip Code 80027  
City Area Code 303  
Local Phone Number 993-5271  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   41,173,850
Entity Central Index Key 0001482541  
Current Fiscal Year End Date --04-30  
Document Fiscal Year Focus 2027  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Common Stock, $0.00001 par value    
Title of 12(b) Security Common Stock, $0.00001 par value  
Trading Symbol BNC  
Security Exchange Name NASDAQ  
Warrants to purchase common stock    
Title of 12(b) Security Warrants to purchase common stock  
Trading Symbol BNCWW  
Security Exchange Name NASDAQ  
Warrants to purchase common stock    
Title of 12(b) Security Warrants to purchase common stock  
Trading Symbol BNCWZ  
Security Exchange Name NASDAQ  
Preferred Stock Purchase Rights    
Title of 12(b) Security Preferred Stock Purchase Rights  
No Trading Symbol Flag true  
Security Exchange Name NASDAQ