Marketable Securities

12 Months Ended

Jan. 28, 2012

Marketable Securities [Abstract]

Marketable Securities

4. MARKETABLE SECURITIES:

     Marketable securities are classified as available-for-sale and as of January 28, 2012 generally consist of municipal bonds, corporate bonds, and U.S. government and agency securities with $119.8 million of securities with maturity dates less than one year and $69.1 million with maturity dates over one year and less than two years.  As of January 29, 2011, marketable securities generally consisted of variable rate demand notes, which are considered highly liquid, variable rate municipal debt securities, municipal bonds, asset-backed securities, corporate bonds and U.S. treasury securities. 

     The following tables summarize our investments in marketable securities at January 28, 2012 and January 29, 2011 (amounts in thousands):

	January 28, 2012
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Total marketable securities	$	188,606	$	359	$	31	$	188,934

	January 29, 2011
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Total marketable securities	$	533,631	$	467	$	79	$	534,019