XML 36 R24.htm IDEA: XBRL DOCUMENT v3.7.0.1
Marketable Securities (Tables)
 3 Months Ended
Jul. 29, 2017
Marketable Securities [Abstract]  
Available-for-sale Securities
As of July 29, 2017 and April 29, 2017, our available-for-sale securities consisted of the following:
 
Amortized Cost
 
Unrealized Gains
 
Unrealized Losses
 
Fair Value
Balance as of July 29, 2017
 
 
 
 
 
 
 
Certificates of deposit
$
11,028

 
$
—

 
$
—

 
$
11,028

U.S. Government sponsored entities
7,667

 
—

 
(24
)
 
7,643

Municipal bonds
6,333

 
16

 
—

 
6,349

 
$
25,028

 
$
16

 
$
(24
)
 
$
25,020

Balance as of April 29, 2017
 

 
 

 
 

 
 

Certificates of deposit
$
12,487

 
$
—

 
$
—

 
$
12,487

U.S. Government securities
400

 
—

 
—

 
400

U.S. Government sponsored entities
12,260

 
—

 
(22
)
 
12,238

Municipal bonds
7,574

 
14

 
—

 
7,588

 
$
32,721

 
$
14

 
$
(22
)
 
$
32,713
Investments Classified by Contractual Maturity Date
All available-for-sale securities are classified as current assets, as they are readily available to support our current operating needs. The contractual maturities of available-for-sale debt securities as of July 29, 2017 were as follows:
 
Less than 12 months
 
1-5 Years
 
Total
Certificates of deposit
$
6,810

 
$
4,218

 
$
11,028

U.S. Government sponsored entities
998

 
6,645

 
7,643

Municipal bonds
2,406

 
3,943

 
6,349

 
$
10,214

 
$
14,806

 
$
25,020