v3.21.2
Document and Entity Information - shares
 3 Months Ended
Sep. 30, 2021
Nov. 10, 2021
Cover [Abstract]    
Document Type 10-Q  
Entity Central Index Key 0001127993  
Document Period End Date Sep. 30, 2021  
Current Fiscal Year End Date --06-30  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 000-56006  
Entity Registrant Name GALAXY NEXT GENERATION, INC.  
Entity Incorporation, State or Country Code NV  
Entity Tax Identification Number 61-1363026  
Entity Address, Address Line One 285 N Big A Road  
Entity Address, City or Town Toccoa  
Entity Address, State or Province GA  
Entity Address, Postal Zip Code 30577  
City Area Code 706  
Local Phone Number 391-5030  
Title of 12(b) Security N/A  
Trading Symbol N/A  
Security Exchange Name NONE  
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   3,367,382,882