XML 24 R1.htm IDEA: XBRL DOCUMENT v3.25.0.1
Cover Page - USD ($)
$ in Billions
 12 Months Ended
Dec. 31, 2024
Feb. 20, 2025
Jun. 28, 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 1-14832    
Entity Registrant Name CELESTICA INC.    
Entity Incorporation, State or Country Code A6    
Entity Tax Identification Number 98-0185558    
Entity Address, Address Line One 5140 Yonge Street    
Entity Address, Address Line Two Suite 1900    
Entity Address, Country CA    
Entity Address, State or Province ON    
Entity Address, City or Town Toronto    
Entity Address, Postal Zip Code M2N 6L7    
City Area Code 416    
Local Phone Number 448-2211    
Title of 12(b) Security Common Shares    
Trading Symbol CLS    
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 [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 6.7
Entity Common Stock, Shares Outstanding   115,959,118  
Documents Incorporated by Reference
DOCUMENTS INCORPORATED BY REFERENCE
Certain information called for by Part III is incorporated herein by reference to the definitive Proxy Statement for the Company's 2025 Annual and Special Meeting of Shareholders (the "2025 Proxy Statement") where indicated, which will be filed not later than 120 days after the end of the fiscal period covered by this report.
    
Amendment Flag false    
Document Fiscal Year Focus 2024    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001030894