3.	Cash Equivalents and Marketable Securities

Cash equivalents are short-term, highly liquid investments with original maturity dates of three months or less at the date of acquisition. Cash equivalents are carried at cost plus accrued interest, which approximates fair market value. As of January 25, 2014 and July 31, 2013, the Company did not have any short-term or long-term investments. As of January 25, 2014 and July 31, 2013, aggregate cash and cash equivalents consisted of (in thousands):


January 25, 2014:	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Market Value
Cash and cash equivalents	$	17,475	$	—	$	—	$	17,475

Total	$	17,475	$	—	$	—	$	17,475


July 31, 2013:	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Market Value
Cash and cash equivalents	$	21,041	$	—	$	—	$	21,041

Total	$	21,041	$	—	$	—	$	21,041