v3.26.1
Cover - shares
 3 Months Ended
Mar. 31, 2026
May 13, 2026
Document Information Line Items    
Entity Registrant Name ONFOLIO HOLDINGS INC.  
Entity Central Index Key 0001825452  
Document Type 10-Q  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Small Business true  
Entity Shell Company false  
Entity Emerging Growth Company true  
Entity Current Reporting Status Yes  
Document Period End Date Mar. 31, 2026  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2026  
Entity Ex Transition Period false  
Entity Common Stock Shares Outstanding   6,662,508
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 001-41466  
Entity Incorporation State Country Code DE  
Entity Tax Identification Number 37-1978697  
Entity Address Address Line 1 1007 North Orange Street  
Entity Address Address Line 2 4th Floor  
Entity Address City Or Town Wilmington  
Entity Address State Or Province DE  
Entity Address Postal Zip Code 19801  
City Area Code 682  
Local Phone Number 990-6920  
Entity Interactive Data Current Yes  
Common Stocks [Member]    
Document Information Line Items    
Security 12b Title Common stock, $0.001 par value  
Trading Symbol ONFO  
Security Exchange Name NASDAQ  
Warrants To Purchase Common Stock [Member]    
Document Information Line Items    
Security 12b Title Warrants To Purchase Common Stock  
Trading Symbol ONFOW  
Security Exchange Name NASDAQ