v3.22.4
Cover Page - USD ($)
 12 Months Ended
Dec. 31, 2022
Jan. 24, 2023
Jun. 30, 2022
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2022    
Document Transition Report false    
Entity File Number 001-03761    
Entity Registrant Name TEXAS INSTRUMENTS INCORPORATED    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 75-0289970    
Entity Address, Address Line One 12500 TI Boulevard    
Entity Address, City or Town Dallas    
Entity Address, State or Province TX    
Entity Address, Postal Zip Code 75243    
City Area Code 214    
Local Phone Number 479-3773    
Title of 12(b) Security Common Stock, par value $1.00    
Trading Symbol TXN    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer Yes    
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    
Entity Shell Company false    
Entity Public Float     $ 140,429,302,063
Entity Common Stock, Shares Outstanding   906,205,795  
Documents Incorporated by Reference Part III hereof incorporates information by reference to the Registrant’s proxy statement for the 2023 annual meeting of stockholders.    
Entity Central Index Key 0000097476    
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2022    
Document Fiscal Period Focus FY    
Amendment Flag false