v3.10.0.1
Document and Entity Information - shares
3 Months Ended
Sep. 01, 2018
Oct. 08, 2018
Document Entity Information [Abstract]    
Document Type 10-Q  
Entity Registrant Name MILLER HERMAN INC  
Entity Common Stock, Shares Outstanding   59,336,291
Entity Central Index Key 0000066382  
Document Period End Date Sep. 01, 2018  
Amendment Flag false  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q1  
Current Fiscal Year End Date --06-01  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false