XML 103 R64.htm IDEA: XBRL DOCUMENT v3.2.0.727
Property, Plant and Equipment (Details) - USD ($)
$ in Millions
 12 Months Ended
May. 31, 2015
May. 31, 2014
May. 31, 2013
Property, Plant and Equipment [Line Items]      
Total at cost $ 905.1 $ 925.7  
Less: Accumulated depreciation and amortization (465.4) (460.0)  
Property, plant and equipment, net 439.7 465.7  
Depreciation and amortization expense of property plant and equipment 46.0 58.3 $ 63.3
Land [Member]      
Property, Plant and Equipment [Line Items]      
Total at cost 77.2 77.4  
Building [Member]      
Property, Plant and Equipment [Line Items]      
Total at cost 241.0 243.3  
Capitalized software [Member]      
Property, Plant and Equipment [Line Items]      
Total at cost 204.9 211.4  
Furniture, fixtures and equipment [Member]      
Property, Plant and Equipment [Line Items]      
Total at cost 219.8 222.7  
Leasehold improvements [Member]      
Property, Plant and Equipment [Line Items]      
Total at cost $ 162.2 $ 170.9