Quarterly report pursuant to Section 13 or 15(d)


Cover - shares
9 Months Ended
Sep. 30, 2021
Nov. 19, 2021
Cover [Abstract]    
Document Type 10-Q/A  
Amendment Flag true  
Amendment Description Amendment No. 1  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Sep. 30, 2021  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2021  
Current Fiscal Year End Date --12-31  
Entity File Number 000-56025  
Entity Registrant Name Quanta, Inc.  
Entity Central Index Key 0001691430  
Entity Tax Identification Number 81-2749032  
Entity Incorporation, State or Country Code NV  
Entity Address, Address Line One 632 S Glenwood Pl  
Entity Address, City or Town Burbank  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 91506  
City Area Code (424)  
Local Phone Number 261-2568  
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   214,733,156