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Cover - USD ($)
 12 Months Ended
Dec. 31, 2024
Feb. 18, 2025
Jun. 30, 2024
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2024    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 1-10485    
Entity Registrant Name TYLER TECHNOLOGIES, INC.    
Entity Incorporation, State DE    
Entity Tax Identification Number 75-2303920    
Entity Address, Street 5101 Tennyson Parkway    
Entity Address, City Plano,    
Entity Address, State TX    
Entity Address, Postal Zip Code 75024    
City Area Code 972    
Local Phone Number 713-3700    
Title of 12(b) Security COMMON STOCK, $0.01 PAR VALUE    
Trading Symbol TYL    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 21,332,091,018
Entity Common Stock, Shares Outstanding   43,013,800  
Documents Incorporated by Reference Certain information required by Part III of this annual report is incorporated by reference from the registrant’s definitive proxy statement for its annual meeting of stockholders to be held on May 6, 2025.    
Amendment Flag false    
Document Fiscal Year Focus 2024    
Document Fiscal Period Focus FY    
Entity Central Index Key 0000860731