Investments (Tables)

9 Months Ended

Oct. 28, 2012

Investments [Abstract]

Summary Of Investments

The following table summarizes the Company’s investments:

	October 28, 2012						January 29, 2012
(in thousands)	Market Value		Adjusted Cost		Gross Unrealized Gain		Market Value		Adjusted Cost		Gross Unrealized Gain
Agency securities	$	8,012	$	8,000	$	12	$	26,132	$	26,110	$	22
Corporate issues	—		—		—		4,511		4,484		27
Bank time deposits	5,017		5,017		—		70,000		70,000		—
Total investments	$	13,029	$	13,017	$	12	$	100,643	$	100,594	$	49

Schedule Of Investments, Classified By Maturity Period

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

	October 28, 2012				January 29, 2012
(in thousands)	Market Value		Adjusted Cost		Market Value		Adjusted Cost
Within 1 year	$	5,017	$	5,017	$	83,121	$	83,085
After 1 year through 5 years	8,012		8,000		17,522		17,509
Total investments	$	13,029	$	13,017	$	100,643	$	100,594

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 28, 2012			October 30, 2011			October 28, 2012			October 30, 2011
Unrealized loss, net of tax	$	(2	)	$	(63	)	$	(29	)	$	(164	)
Decrease to deferred tax liability	(2		)	(19		)	(8		)	(48		)

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 28, 2012		October 30, 2011		October 28, 2012		October 30, 2011
Interest income	$	79	$	337	$	331	$	917