v2.4.0.6
Fair Value Measurements (Tables)
 9 Months Ended
Nov. 30, 2011
Nov. 30, 2010
Fair Value Measurements [Abstract]    
Schedule Of Items Measured At Fair Value On A Recurring Basis
                 
    As of November 30, 2011        
(In millions)   Level 1     Level 2     Total  
Assets:                  
Money market securities $ 400.8   $ 0   $ 400.8  
Mutual fund investments   2.2     0     2.2  
Derivative instruments   0     1.1     1.1  
Total assets at fair value $ 403.0   $ 1.1   $ 404.1  
Percent of total assets at fair value   99.7 %   0.3 %   100.0 %
Percent of total assets   5.3 %   0.0 %   5.3 %
Liabilities:                  
Derivative instruments $ 0   $ 1.2   $ 1.2  
Total liabilities at fair value $ 0   $ 1.2   $ 1.2  
Percent of total liabilities   0 %   0 %   0 %

 

    As of February 28, 2011        
(In millions)   Level 1     Level 2     Total  
Assets:                  
Money market securities $ 50.6   $ 0   $ 50.6  
Derivative instruments   0     3.2     3.2  
Total assets at fair value $ 50.6   $ 3.2   $ 53.8  
Percent of total assets at fair value   94.0 %   6.0 %   100.0 %
Percent of total assets   0.7 %   0.0 %   0.8 %
Liabilities:                  
Derivative instruments $ 0   $ 3.8   $ 3.8  
Total liabilities at fair value $ 0   $ 3.8   $ 3.8  
Percent of total liabilities   0 %   0.1 %   0.1 %
  
Schedule Of Changes In Fair Value Of Retained Interest In Securitized Receivables  
 
    Nine Months Ended  
(In millions)   November 30, 2010  
Balance at beginning of period $ 552.4  
Impact of accounting change (1)   (508.6 )
Balance as of March 1   43.7  
Total realized/unrealized gains (2)   0.4  
Purchases, sales, issuances and settlements, net   (44.2 )
Balance at end of period $ 0  

 

(1) See Note 2 for additional information on the accounting change.

(2) Reported in CarMax Auto Finance income in the consolidated statements of earnings.