v3.25.2
Cover - $ / shares
6 Months Ended
Jun. 30, 2025
Aug. 14, 2025
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Jun. 30, 2025  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2025  
Current Fiscal Year End Date --12-31  
Entity File Number 001-40809  
Entity Registrant Name NextNRG, Inc.  
Entity Central Index Key 0001817004  
Entity Tax Identification Number 84-4260623  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 57 NW 183rd St.  
Entity Address, City or Town Miami  
Entity Address, State or Province FL  
Entity Address, Postal Zip Code 33169  
City Area Code (305)  
Local Phone Number 791-1169  
Title of 12(b) Security Common Stock, par value $0.0001  
Trading Symbol NXXT  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Elected Not To Use the Extended Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   124,200,176
Entity Listing, Par Value Per Share $ 0.0001