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8-K Cover
Jan. 04, 2021
Nov. 05, 2020
Cover [Abstract]    
Document Type 8-K  
Document Period End Date Jan. 07, 2021  
Entity File Number 001-36563  
Entity Registrant Name ORION ENGINEERED CARBONS S.A.  
Entity Incorporation, State or Country Code N4  
Entity Tax Identification Number 00-0000000  
Entity Address, Address Line One 4501 Magnolia Cove Drive Suite 106  
Entity Address, City or Town Houston,  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77345  
City Area Code 281  
Local Phone Number 318-2959  
Written Communications   false
Soliciting Material   false
Pre-commencement Tender Offer   false
Pre-commencement Issuer Tender Offer   false
Title of 12(b) Security Common Stock, no par value  
Trading Symbol OEC  
Security Exchange Name NYSE  
Entity Emerging Growth Company false  
Entity Central Index Key   0001609804
Amendment Flag   false