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Cover - USD ($)
 12 Months Ended
Dec. 31, 2022
Jan. 31, 2023
Jun. 30, 2022
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2022    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 1-1169    
Entity Registrant Name TIMKEN CO    
Entity Incorporation, State or Country Code OH    
Entity Tax Identification Number 34-0577130    
Entity Address, Address Line One 4500 Mount Pleasant Street NW    
Entity Address, City or Town North Canton    
Entity Address, State or Province OH    
Entity Address, Postal Zip Code 44720-5450    
City Area Code 234    
Local Phone Number 262.3000    
Title of 12(b) Security Common Shares, without par value    
Trading Symbol TKR    
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    
Entity Shell Company false    
Entity Public Float     $ 3,382,800,199
Entity Common Stock, Shares Outstanding   72,393,668  
Documents Incorporated by Reference
Document Parts Into Which Incorporated
Proxy Statement for the Annual Meeting of Shareholders to be held on or about May 5, 2023 (Proxy Statement)
 Part III
    
Entity Central Index Key 0000098362    
Amendment Flag false    
Document Fiscal Year Focus 2022    
Document Fiscal Period Focus FY