v3.7.0.1
Document And Entity Information - USD ($)
3 Months Ended
May 26, 2017
Jun. 19, 2017
Aug. 26, 2016
Document Type 10-Q    
Amendment Flag false    
Document Period End Date May 26, 2017    
Document Fiscal Period Focus Q1    
Document Fiscal Year Focus 2018    
Trading Symbol SCS    
Entity Registrant Name STEELCASE INC    
Entity Central Index Key 0001050825    
Current Fiscal Year End Date --02-23    
Entity Filer Category Large Accelerated Filer    
Entity Public Float     $ 1,204,031,913
Common Class A [Member]      
Entity Common Stock, Shares Outstanding   87,541,772  
Common Class B [Member]      
Entity Common Stock, Shares Outstanding   30,476,514