v3.26.1
Cover Page - shares
3 Months Ended
Mar. 31, 2026
Apr. 30, 2026
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2026  
Document Transition Report false  
Entity File Number 333-43005-01  
Entity Registrant Name PARK OHIO INDUSTRIES INC/OH  
Entity Incorporation, State or Country Code OH  
Entity Tax Identification Number 34-6520107  
Entity Address, Address Line One 6065 Parkland Boulevard,  
Entity Address, City or Town Cleveland,  
Entity Address, State or Province OH  
Entity Address, Postal Zip Code 44124  
City Area Code 440  
Local Phone Number 947-2000  
Entity Current Reporting Status No  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   100
Entity Central Index Key 0001068148  
Amendment Flag false  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Current Fiscal Year End Date --12-31