Fair Value Measurements (Tables)

6 Months Ended

Jul. 28, 2012

Fair Value Disclosures [Abstract]

Schedule of assets that are measured at fair value on a recurring basis

	Fair Value Measurements
(In thousands)	Level 1		Level 2		Level 3		Total
As of July 28, 2012:
Cash equivalents — money market fund	$	10,252	$	0	$	0	$	10,252
As of January 28, 2012:
Cash equivalents— money market fund	$	25,231	$	0	$	0	$	25,231
As of July 30, 2011:
Cash equivalents — money market fund	$	20,208	$	0	$	0	$	20,208