Document and Entity Information Statement	6 Months Ended
	Jun. 24, 2012	Jul. 20, 2012
Entity Registrant Name	SUPERIOR INDUSTRIES INTERNATIONAL INC
Entity Central Index Key	0000095552
Current Fiscal Year End Date	--12-30
Entity Filer Category	Accelerated Filer
Document Type	10-Q
Document Period End Date	Jun. 24, 2012
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q2
Amendment Flag	false
Entity Common Stock, Shares Outstanding		27,226,638
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes