v3.3.1.900
Document and Entity Information - USD ($)
12 Months Ended
Nov. 01, 2015
Dec. 29, 2015
May. 03, 2015
Document and Entity Information [Abstract]      
Entity Registrant Name PHOTRONICS INC    
Entity Central Index Key 0000810136    
Current Fiscal Year End Date --11-01    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Accelerated Filer    
Entity Public Float     $ 509,665,233
Entity Common Stock, Shares Outstanding   66,982,870  
Document Fiscal Year Focus 2015    
Document Fiscal Period Focus FY    
Document Type 10-K    
Amendment Flag false    
Document Period End Date Nov. 01, 2015