XML 10 R1.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Cover - shares
6 Months Ended
Mar. 31, 2024
May 02, 2024
Cover [Abstract]    
Entity Registrant Name WELSIS CORP.  
Entity Central Index Key 0001887912  
Document Type 10-Q  
Amendment Flag false  
Current Fiscal Year End Date --09-30  
Entity Small Business true  
Entity Shell Company false  
Entity Emerging Growth Company true  
Entity Current Reporting Status Yes  
Document Period End Date Mar. 31, 2024  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2024  
Entity Ex Transition Period true  
Entity Common Stock Shares Outstanding   2,752,667
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 333-261614  
Entity Incorporation State Country Code WY  
Entity Tax Identification Number 98-1620699  
Entity Address Address Line 1 701 E Cathedral Rd.  
Entity Address Address Line 2 Ste 45 PMB 405  
Entity Address City Or Town Philadelphia  
Entity Address State Or Province PA  
Entity Address Postal Zip Code 19128  
City Area Code 212  
Local Phone Number 552-8991  
Entity Interactive Data Current Yes