Fair Value Measurements (Tables)

6 Months Ended

Aug. 03, 2013

Fair Value Measurements [Abstract]

Financial Assets Valued On A Recurring Basis, Based On The Priority Of The Inputs To The Valuation Technique

			Fair Value Measurements at Reporting Date Using
	Balance as of August 3, 2013		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs          (Level 2)		Significant Unobservable Inputs               (Level 3)
Current Assets	(in thousands)
Cash equivalents:
Money market accounts	$	5,829	$	5,829	$	-	$	-
Marketable securities:								-
Municipal securities		91,903		-		91,903		-
U.S. government securities		35,026		35,026		-		-
U.S. government agencies		5,008		-		5,008		-
Corporate bonds		76,497		-		76,497		-
Commercial paper		-		-		-		-
Certificates of deposit		-		-		-		-
Non Current Assets
Deferred compensation plan		5,092		5,092		-		-
Total	$	219,355	$	45,947	$	173,408	$	-
	Balance as of February 2, 2013
Current Assets
Cash equivalents:
Money market accounts	$	25,366	$	25,366	$	-	$	-
Marketable securities:								-
Municipal securities		92,448		-		92,448		-
U.S. government securities		44,714		44,714		-		-
U.S. government agencies		28,064		-		28,064		-
Corporate bonds		100,255		-		100,255		-
Commercial paper		4,996		-		4,996		-
Certificates of deposit		2,022		-		2,022		-
Non Current Assets
Deferred compensation plan		4,629		4,629		-		-
Total	$	302,494	$	74,709	$	227,785	$	-
	Balance as of July 28, 2012
Current Assets
Cash equivalents:
Money market accounts	$	18,808	$	18,808	$	-	$	-
Marketable securities:
Municipal securities		87,741		-		87,741		-
U.S. government securities		28,569		28,569		-		-
U.S. government agencies		26,596		-		26,596		-
Corporate bonds		101,580		-		101,580		-
Commercial paper		3,994		-		3,994		-
Certificates of deposit		-		-		-		-
Non Current Assets
Deferred compensation plan		4,175		4,175		-		-
Total	$	271,463	$	51,552	$	219,911	$	-