XML 67 R1.htm IDEA: XBRL DOCUMENT v2.4.1.9
Document and Entity Information
 3 Months Ended
Jan. 31, 2015
Mar. 02, 2015
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jan. 31, 2015  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q1  
Trading Symbol GEF  
Entity Registrant Name GREIF INC  
Entity Central Index Key 0000043920  
Current Fiscal Year End Date --10-31  
Entity Filer Category Large Accelerated Filer  
Class A Common Stock [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   25,659,004dei_EntityCommonStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember
Class B Common Stock [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   22,119,966dei_EntityCommonStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember