XML 13 R1.htm IDEA: XBRL DOCUMENT v3.10.0.1
Document and Entity Information - shares
4 Months Ended
Jun. 16, 2018
Jul. 25, 2018
Document And Entity Information [Abstract]    
Entity Registrant Name Albertsons Companies, Inc.  
Entity Central Index Key 0001646972  
Entity Filer Category Non-accelerated Filer  
Current Fiscal Year End Date --02-23  
Document Fiscal Year Focus 2018  
Document Type 10-Q  
Document Fiscal Period Focus Q1  
Document Period End Date Jun. 16, 2018  
Amendment Flag false  
Common Stock, Shares, Outstanding   279,654,028