Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details Textual)

v2.4.0.8
Commitments and Contingencies (Details Textual) (USD $)
In Millions, unless otherwise specified
May 31, 2013
Feb. 28, 2013
Guarantor Obligations [Member]
   
Loss Contingencies [Line Items]    
Carrying amount of indemnification liabilities $ 15.1 $ 15.1
Potential future payments 296.2  
Amount subject to recovery from third parties under recourse provisions 281.9  
Property Lease Guarantee [Member]
   
Loss Contingencies [Line Items]    
Potential future payments 34.2  
Amount subject to recovery from third parties under recourse provisions $ 0