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Derivative Instruments and Hedging Activities (Tables)
9 Months Ended
Feb. 28, 2015
Derivative Instruments and Hedging Activities  
Schedule of fair value carrying amount of our interest rate derivatives

 

 

 

 

 

 

 

 

Derivatives designated

 

 

 

February 28,

 

May 31,

 

as hedging instruments

 

Balance Sheet Classification

 

2015

 

2014

 

Interest rate cap

 

Long-term assets

 

$

0.1

 

$

0.1

 

Interest rate swap

 

Long-term liabilities

 

(2.3

)

(2.8

)