Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.8.0.1
Document and Entity Information - shares
3 Months Ended
Dec. 30, 2017
Feb. 01, 2018
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Dec. 30, 2017  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q1  
Trading Symbol CENT  
Entity Registrant Name CENTRAL GARDEN & PET CO  
Entity Central Index Key 0000887733  
Current Fiscal Year End Date --09-29  
Entity Filer Category Large Accelerated Filer  
Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   12,160,023
Class A Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   38,070,180
Class B Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   1,652,262