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Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2019
Feb. 21, 2020
Jun. 30, 2019
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2019    
Document Fiscal Year Focus 2019    
Document Fiscal Period Focus FY    
Trading Symbol SUP    
Entity Registrant Name SUPERIOR INDUSTRIES INTERNATIONAL INC    
Entity Central Index Key 0000095552    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Common Stock, Shares Outstanding   25,128,158  
Entity Public Float     $ 86,896,509
Smaller Reporting Company false    
Entity Emerging Growth Company false    
Title of 12(b) Security Common Stock, $0.01 par value    
Security Exchange Name NYSE    
Entity Shell Company false    
Entity File Number 1-6615    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 95-2594729    
Entity Address, Address Line One 26600 Telegraph Road    
Entity Address, Address Line Two Suite 400    
Entity Address, City or Town Southfield    
Entity Address, State or Province MI    
Entity Address, Postal Zip Code 48033    
City Area Code 248    
Local Phone Number 352-7300    
Document Annual Report true    
Documents Incorporated by Reference

DOCUMENTS INCORPORATED BY REFERENCE

Portions of the registrant’s 2020 Proxy Statement, to be filed with the Securities and Exchange Commission within 120 days after the close of the registrant’s fiscal year, are incorporated by reference into Part III of this Form 10-K.