v3.26.1
Document and Entity Information - shares
 3 Months Ended
Mar. 31, 2026
May 15, 2026
Document and Entity Information    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2026  
Document Transition Report false  
Entity File Number 001-42451  
Entity Registrant Name TRANSLATIONAL DEVELOPMENT ACQUISITION CORP.  
Entity Incorporation, State or Country Code E9  
Entity Tax Identification Number 00-0000000  
Entity Address, Address Line One 52 E. 83rd Street  
Entity Address, City or Town New York  
Entity Address State Or Province NY  
Entity Address, Postal Zip Code 10028  
City Area Code 917  
Local Phone Number 979-3072  
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  
Entity Ex Transition Period false  
Entity Shell Company true  
Entity Central Index Key 0001926599  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Units, each consisting of one Class A ordinary share, $0.0001 par value, and one-half of one redeemable warrant    
Document and Entity Information    
Title of 12(b) Security Units, each consisting of one Class A ordinary share, $0.0001 par value,and one-half of one redeemable warrant  
Trading Symbol TDACU  
Security Exchange Name NASDAQ  
Class A ordinary shares, $0.0001 par value per share    
Document and Entity Information    
Title of 12(b) Security Class A ordinary shares, $0.0001 par value per share  
Trading Symbol TDAC  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   17,250,000
Redeemable warrants included as part of the units, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50    
Document and Entity Information    
Title of 12(b) Security Redeemable warrants included as part of the units, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50  
Trading Symbol TDACW  
Security Exchange Name NASDAQ  
Class B ordinary shares    
Document and Entity Information    
Entity Common Stock, Shares Outstanding   4,657,500