XML 17 R1.htm IDEA: XBRL DOCUMENT v3.24.0.1
Cover Page - USD ($)
$ in Billions
 12 Months Ended
Dec. 31, 2023
Feb. 16, 2024
Jun. 30, 2023
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2023    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 1-15295    
Entity Registrant Name TELEDYNE TECHNOLOGIES INC    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 25-1843385    
Entity Address, Address Line One 1049 Camino Dos Rios    
Entity Address, City or Town Thousand Oaks,    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 91360-2362    
City Area Code 805    
Local Phone Number 373-4545    
Title of 12(b) Security Common Stock, par value $.01 per share    
Trading Symbol TDY    
Security Exchange Name NYSE    
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    
Document Financial Statement Error Correction false    
Entity Shell Company false    
Entity Public Float     $ 18.9
Entity Common Stock, Shares Outstanding   47,376,363  
Documents Incorporated by Reference
DOCUMENTS INCORPORATED BY REFERENCE
Portions of the registrant’s proxy statement to be filed subsequently with the Securities and Exchange Commission pursuant to Regulation 14A for the 2024 Annual Meeting of Stockholders are incorporated by reference in Part III of this Annual Report on Form 10-K. Except as expressly incorporated by reference, the registrant’s proxy statement shall not be deemed to be part of this report.
    
Amendment Flag false    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001094285