Investments (Tables)

6 Months Ended

Jul. 28, 2013

Investments [Abstract]

Summary Of Investments

The following table summarizes the Company’s available for sale investments:

	July 28, 2013							January 27, 2013
(in thousands)	Market Value		Adjusted Cost		Gross Unrealized Loss			Market Value		Adjusted Cost		Gross Unrealized Gain
Agency securities	$	4,923	$	4,924	$	(1	)	$	7,907	$	7,900	$	7
Bank time deposits	—		—		—			4,973		4,973		—
Total investments	$	4,923	$	4,924	$	(1	)	$	12,880	$	12,873	$	7

Schedule Of Investments, Classified By Maturity Period

The following table summarizes the maturities of the Company’s available for sale investments:

	July 28, 2013				January 27, 2013
(in thousands)	Market Value		Adjusted Cost		Market Value		Adjusted Cost
Within 1 year	$	—	$	—	$	4,973	$	4,973
After 1 year through 5 years	4,923		4,924		7,907		7,900
Total investments	$	4,923	$	4,924	$	12,880	$	12,873

Summary Of Unrealized Gains (Losses) On Investments

The following table summarizes net unrealized losses arising in the periods presented in addition to the tax associated with these comprehensive income items:

	Three Months Ended						Six Months Ended
(in thousands)	July 28, 2013			July 29, 2012			July 28, 2013			July 29, 2012
Unrealized loss, net of tax	$	(4	)	$	(7	)	$	(5	)	$	(27	)
Decrease to deferred tax liability	(3		)	(2		)	(3		)	(6		)

Schedule Of Interest Income Generated From Investments

The following table summarizes interest income generated from investments and cash and cash equivalents:

	Three Months Ended				Six Months Ended
(in thousands)	July 28, 2013		July 29, 2012		July 28, 2013		July 29, 2012
Interest income	$	91	$	60	$	191	$	252