v3.26.1
Cover - shares
 6 Months Ended
Jun. 30, 2026
Aug. 20, 2026
Cover [Abstract]    
Document Type 10-Q/A  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2026  
Document Transition Report false  
Entity File Number 001-43398  
Entity Registrant Name QUMULUSAI, INC.  
Entity Incorporation, State or Country Code GA  
Entity Tax Identification Number 92-2681813  
Entity Address, Address Line One 817 W Peachtree Street NW  
Entity Address, Address Line Two Suite 935  
Entity Address, City or Town Atlanta  
Entity Address, State or Province GA  
Entity Address, Postal Zip Code 30308  
City Area Code 877  
Local Phone Number 420-9242  
Title of 12(b) Security Common stock, no par value per share  
Trading Symbol QMLS  
Security Exchange Name NASDAQ  
Entity Current Reporting Status No  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   33,458,515
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q2  
Current Fiscal Year End Date --12-31  
Amendment Flag true  
Entity Central Index Key 0002084026  
Amendment Description EXPLANATORY NOTEThe registrant’s Form 10-Q filed with the Securities and Exchange Commission on August 25, 2026 did not include inlineXBRL tagging. The sole purpose of this Amendment No. 1 to the registrant’s Form 10-Q for the quarterly period ended June 30, 2026is to add inline XBRL tagging to the Form 10-Q in accordance with Rule 405 of Regulation S-T.No changes have been made to the registrant’s Form 10-Q. This Amendment No. 1 does not reflect any subsequent eventsoccurring after the original filing date of the Form 10-Q or modify or update in any way disclosures made in the original filing.