Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements (Tables)

v2.4.0.6
Fair Value Measurements (Tables)
12 Months Ended
May 31, 2012
Fair Value Measurements [Abstract]  
Financial assets and liabilities measured at fair value on a recurring basis
                                 
    May 31, 2012  

In millions

  Carrying
value
(Fair value)
    Quoted
prices in
active
markets
(Level 1)
    Significant
other
observable
inputs
(Level 2)
    Significant
unobservable
inputs
(Level 3)
 

Assets:

                               

Available-for-sale securities:

                               

General obligation municipal bonds

  $ 1,333.9     $ —     $ 1,333.9     $ —  

Pre-refunded municipal bonds

    334.3       —       334.3       —  

Revenue municipal bonds

    501.0       —       501.0       —  

Variable rate demand notes

    889.8       —       889.8       —  
   

 

 

   

 

 

   

 

 

   

 

 

 

Total available-for-sale securities

  $ 3,059.0     $ —     $ 3,059.0     $ —  

Other securities

  $ 9.2     $ 9.2     $ —     $ —  

Liabilities:

                               

Other long-term liabilities

  $ 9.2     $ 9.2     $ —     $ —  

 

                                 
    May 31, 2011  

In millions

  Carrying
value
(Fair value)
    Quoted
prices in
active
markets
(Level 1)
    Significant
other
observable
inputs
(Level 2)
    Significant
unobservable
inputs
(Level 3)
 

Assets:

                               

Available-for-sale securities:

                               

General obligation municipal bonds

  $ 1,050.5     $ —     $ 1,050.5     $ —  

Pre-refunded municipal bonds

    484.7       —       484.7       —  

Revenue municipal bonds

    373.7       —       373.7       —  

Variable rate demand notes

    828.3       —       828.3       —  
   

 

 

   

 

 

   

 

 

   

 

 

 

Total available-for-sale securities

  $ 2,737.2     $ —     $ 2,737.2     $ —  

Other securities

  $ 8.9     $ 8.9     $ —     $ —  

Liabilities:

                               

Other long-term liabilities

  $ 8.9     $ 8.9     $ —     $ —