XML 12 R1.htm IDEA: XBRL DOCUMENT v3.5.0.2
Document And Entity Information - shares
 9 Months Ended
Jun. 25, 2016
Aug. 01, 2016
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 25, 2016  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3  
Trading Symbol IMKTA  
Entity Registrant Name INGLES MARKETS INC  
Entity Central Index Key 0000050493  
Current Fiscal Year End Date --09-24  
Entity Filer Category Accelerated Filer  
Class A Common Stock    
Entity Common Stock, Shares Outstanding   13,958,976
Class B Common Stock    
Entity Common Stock, Shares Outstanding   6,300,800