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Fair Value Measurements (Tables)
 3 Months Ended
Jul. 30, 2016
Fair Value Measurements  
Fair value hierarchy for assets measured at fair value on a recurring basis

 

At July 30, 2016

 

 

 

Fair Value Measurements

 

(Unaudited, amounts in thousands)

 

Level 1(a)

 

Level 2(a)

 

Level 3

 

Assets

 

 

 

 

 

 

 

Available-for-sale investments

 

$
1,058 

 

$
35,886 

 

$

—

 

Trading securities

 

—

 
50 

 

—

 

Held-to-maturity investments

 
1,829 

 

—

 

—

 

 

 

 

 

 

 

 

 

Total

 

$
2,887 

 

$
35,936 

 

$

—

 

 

 

 

 

 

 

 

 

 

 

 

 

(a)

There were no transfers between Level 1 and Level 2 during fiscal 2017.

 

At April 30, 2016

 

 

 

Fair Value Measurements

 

(Unaudited, amounts in thousands)

 

Level 1(b)

 

Level 2(b)

 

Level 3

 

Assets

 

 

 

 

 

 

 

Available-for-sale investments

 

$
1,177 

 

$
36,802 

 

$

—

 

Held-to-maturity investments

 
1,826 

 

—

 

—

 

 

 

 

 

 

 

 

 

Total

 

$
3,003 

 

$
36,802 

 

$

—

 

 

 

 

 

 

 

 

 

 

 

 

 

(b)

There were no transfers between Level 1 and Level 2 during fiscal 2016.