v2.4.0.8
Document and Entity Information
6 Months Ended
Jun. 29, 2014
Jul. 27, 2014
Document Document And Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 29, 2014  
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q2  
Trading Symbol CY  
Entity Registrant Name CYPRESS SEMICONDUCTOR CORP /DE/  
Entity Central Index Key 0000791915  
Current Fiscal Year End Date --12-28  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   159,253,264