v3.26.1
Cover - shares
 3 Months Ended
Mar. 31, 2026
May 13, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
Amendment Flag false  
Document Period End Date Mar. 31, 2026  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Entity Registrant Name Unite Acquisition 2 Corp.  
Entity Central Index Key 0001938570  
Entity File Number 000-56583  
Entity Tax Identification Number 88-1593753  
Entity Incorporation, State or Country Code DE  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Shell Company true  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Address, Address Line One 12 E. 49th Street  
Entity Address, Address Line Two 11th Floor  
Entity Address, City or Town New York  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 10017  
City Area Code (917)  
Local Phone Number 200-3734  
Entity Common Stock, Shares Outstanding   5,000,000