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Fair Value Measurements (Tables)
3 Months Ended
Jul. 31, 2012
Fair Value Measurements [Abstract]  
Fair Value Of Assets On Recurring Basis

 

 

 

 

 

 

 

 

 

 

Fair Value Measurements

 

As of July 31, 2012

 

 

Level 1

 

 

Level 2

 

 

Level 3

ASSETS:

 

 

 

 

 

 

 

 

Money market funds

$

45,938

 

$

$ - -

 

$

$ - -

Mutual funds

 

1,301

 

 

- -

 

 

- -

Total assets at fair value

$

47,239

 

$

0

 

$

0

 

 

 

 

 

 

 

 

 

 

As of April 30, 2012

 

 

Level 1

 

 

Level 2

 

 

Level 3

ASSETS:

 

 

 

 

 

 

 

 

Money market funds

$

38,874

 

$

$ - -

 

$

$ - -

Mutual funds

 

1,357

 

 

- -

 

 

- -

Total assets at fair value

$

40,231

 

$

0

 

$

0