Investments (Tables)

9 Months Ended

Oct. 27, 2013

Investments [Abstract]

Summary Of Investments

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

	October 27, 2013						January 27, 2013
(in thousands)	Market Value		Adjusted Cost		Gross Unrealized Gain		Market Value		Adjusted Cost		Gross Unrealized Gain
Agency securities	$	4,425	$	4,424	$	1	$	7,907	$	7,900	$	7
Bank time deposits	—		—		—		4,973		4,973		—
Total investments	$	4,425	$	4,424	$	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:

	October 27, 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	4,425		4,424		7,907		7,900
Total investments	$	4,425	$	4,424	$	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					Nine Months Ended
(in thousands)	October 27, 2013		October 28, 2012			October 27, 2013			October 28, 2012
Unrealized gain (loss), net of tax	$	2	$	(2	)	$	(4	)	$	(29	)
Increase (decrease) to deferred tax liability	1		(2		)	(1		)	(8		)

Schedule Of Interest Income Generated From Investments

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

	Three Months Ended				Nine Months Ended
(in thousands)	October 27, 2013		October 28, 2012		October 27, 2013		October 28, 2012
Interest income	$	81	$	79	$	272	$	331