XML 68 R29.htm IDEA: XBRL DOCUMENT v2.3.0.15
Fair Value Measurements (Tables)
6 Months Ended
Oct. 01, 2011
Fair Value Measurements [Abstract] 
Company's financial assets and liabilities measured at fair value on a recurring basis
 
                 
    October 1, 2011     April 2, 2011  
    (millions)  
 
Financial assets carried at fair value:
               
Government and municipal bonds(a)
  $ 90.7     $ 100.4  
Corporate bonds(a)
    82.3        
Variable rate municipal securities(a)
    7.4       14.5  
Auction rate securities(b)
    2.4       2.3  
Other securities(a)
    0.4       0.5  
Derivative financial instruments(b)
    32.5       2.0  
                 
Total
  $ 215.7     $ 119.7  
                 
Financial liabilities carried at fair value:
               
Derivative financial instruments(b)
  $ 6.0     $ 17.8  
                 
Total
  $ 6.0     $ 17.8  
                 
 
 
(a) Based on Level 1 measurements.
 
(b) Based on Level 2 measurements.