XML 46 R35.htm IDEA: XBRL DOCUMENT v3.5.0.2
Basis of Presentation and Conventions Used in this Report (Details)
3 Months Ended
May 31, 2016
segment
$ / shares
Feb. 29, 2016
$ / shares
Basis of Presentation and Conventions Used in this Report    
Common shares, par value (in dollars per share) | $ / shares $ 0.10 $ 0.10
Number of segments | segment 4