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Marketable Securities
12 Months Ended
Jan. 30, 2016
Marketable Securities [Abstract]  
Marketable Securities
MARKETABLE SECURITIES:
Marketable securities are classified as available-for-sale and as of January 30, 2016 generally consist of corporate bonds, and U.S. government agencies with $24.9 million of securities with maturity dates within one year or less and $25.3 million with maturity dates over one year and less than two years. As of January 31, 2015, marketable securities generally consisted of corporate bonds, municipal securities, and U.S. government and agency securities.
The following tables summarize our investments in marketable securities at January 30, 2016 and January 31, 2015:
 
 
January 30, 2016
 
(in thousands)
 
Amortized
Cost
 
Gross
Unrealized
Gains
 
Gross
Unrealized
Losses
 
Estimated
Fair Value
Total marketable securities
$
50,232

 
$
10

 
$
(48
)
 
$
50,194

 
 
 
 
 
 
 
 
 
January 31, 2015
 
(in thousands)
 
Amortized
Cost
 
Gross
Unrealized
Gains
 
Gross
Unrealized
Losses
 
Estimated
Fair Value
Total marketable securities
$
126,566

 
$
38

 
$
(43
)
 
$
126,561