Annual report pursuant to Section 13 and 15(d)

Related Parties (Details)

v3.5.0.2
Related Parties (Details) - USD ($)
$ in Millions
12 Months Ended
May 31, 2016
May 31, 2015
May 31, 2014
EMC Corporation [Member]      
Related Party Transaction [Line Items]      
Purchases from related parties $ 4.9 $ 6.9 $ 4.7
Staples, Inc. [Member]      
Related Party Transaction [Line Items]      
Purchases from related parties $ 2.3 $ 1.7 $ 1.3