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Fair Value Measurements (Tables)
 9 Months Ended
Jan. 31, 2017
Fair Value Disclosures [Abstract]  
Fair Value of Assets on Recurring Basis
The following table summarizes the fair values of assets that are recorded in the Company’s unaudited condensed consolidated financial statements as of January 31, 2017 and April 30, 2016 at fair value on a recurring basis (in thousands):
 

Fair Value Measurements
 

As of January 31, 2017
 

Level 1

Level 2

Level 3
ASSETS:

 

 

 
Money market funds

$
50,081


$
—


$
—

Mutual funds

1,044


—


—

Certificates of deposit

78,250


—


—

Total assets at fair value

$
129,375


$
—


$
—











 

As of April 30, 2016
 

Level 1

Level 2

Level 3
ASSETS:

 

 

 
Money market funds

$
30,490


$
—


$
—

Mutual funds

998


—


—

Certificates of deposit

47,500


—


—

Total assets at fair value

$
78,988


$
—


$
—