v3.26.1
Cover Page - shares
 3 Months Ended
Mar. 31, 2026
May 19, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2026  
Document Transition Report false  
Entity File Number 001-41748  
Registrant Name DEFI DEVELOPMENT CORP.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 83-2676794  
Entity Address, Address Line One 6401 Congress Avenue  
Entity Address, Address Line Two Suite 250  
Entity Address, City or Town Boca Raton  
Entity Address, State or Province FL  
Entity Address, Postal Zip Code 33487  
City Area Code 561  
Local Phone Number 559-4111  
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 false  
Entity Common Stock, Shares Outstanding   30,118,205
Amendment Flag false  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Entity Central Index Key 0001805526  
Current Fiscal Year End Date --12-31  
Common Stock    
Document Information [Line Items]    
Title of 12(b) Security Common Stock, par value $0.00001 per share  
Trading Symbol DFDV  
Security Exchange Name NASDAQ  
Warrants    
Document Information [Line Items]    
Title of 12(b) Security Warrants, each warrant exercisable for one share of Common Stock  
Trading Symbol DFDVW  
Security Exchange Name NASDAQ