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VALUATION AND QUALIFYING ACCOUNTS
 12 Months Ended
Apr. 30, 2012
VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS

April 30, 2012

 

Column A

    Column B      Column C     Column D     Column E  
            Additions              

Description

    Balance at
Beginning
of Period		      Charges to
Cost and
Expenses		      Charges to
Other
Accounts(1)		     Deductions(2)     Balance at
End of
Period		  
     (in thousands)  

Allowance for doubtful accounts:

             

Year Ended April 30, 2012

    $ 9,977       $ 5,732       $ (220 )    $ (6,052 )    $ 9,437   

Year Ended April 30, 2011

    $ 5,983       $ 7,650       $ 413      $ (4,069 )    $ 9,977   

Year Ended April 30, 2010

    $ 11,197       $ 3,340       $ (50 )    $ (8,504 )    $ 5,983   

Deferred tax asset valuation allowance:

             

Year Ended April 30, 2012

    $ 26,168       $ 443       $ —      $ (1,522 )    $ 25,089   

Year Ended April 30, 2011

    $ 21,037       $ 15,689       $ —      $ (10,558 )    $ 26,168   

Year Ended April 30, 2010

    $ 15,097       $ 5,940       $ —      $ —      $ 21,037   

 

(1) Exchange rate fluctuations.

 

(2) Allowance for doubtful accounts represents accounts written-off, net of recoveries and deferred tax asset valuation represents release of prior valuation allowances.