Fair Value Measurements - Assets at Fairvalue - (Tables)

3 Months Ended

Jul. 28, 2012

Fair Value Measurements [Abstract]

Fair Value Disclosures

				Quoted
				Prices in
				Active		Significant
				Markets for		Other		Significant
				Identical		Observable		Unobservable
		July 28,		Assets		Inputs		Inputs
Description		2012		Level 1		Level 2		Level 3
State/Municipal Bonds	$	176,206	$	-	$	176,206	$	-
Corporate Bonds		18,884		-		18,884		-
Auction Rate Securities (ARS)		3,450		-		-		3,450
Variable Rate Demand Notes (VRDN)		16,865		16,865		-		-
US Treasury Notes		3,162		3,162		-		-
Privately Managed Funds		871		-		-		871
Corporate Equities		439		439		-		-
Certificates of Deposit		101		101		-		-
Total	$	219,978	$	20,567	$	195,090	$	4,321

				Quoted
				Prices in
				Active		Significant
				Markets for		Other		Significant
				Identical		Observable		Unobservable
		January 28,		Assets		Inputs		Inputs
Description		2012		Level 1		Level 2		Level 3
State/Municipal Bonds	$	152,650	$	-	$	152,650	$	-
Corporate Bonds		27,732		-		27,732		-
Auction Rate Securities (ARS)		3,450		-		-		3,450
Variable Rate Demand Notes (VRDN)		26,472		26,472		-		-
U.S. Treasury Notes		3,174		3,174		-		-
Privately Managed Funds		1,604		-		-		1,604
Corporate Equities		443		443		-		-
Certificates of Deposit		100		100		-		-
Total	$	215,625	$	30,189	$	180,382	$	5,054

NOTE 7 – FAIR VALUE MEASUREMENTS (CONTINUED):
				Quoted
				Prices in
				Active		Significant
				Markets for		Other		Significant
				Identical		Observable		Unobservable
		July 30,		Assets		Inputs		Inputs
Description		2011		Level 1		Level 2		Level 3
State/Municipal Bonds	$	142,938	$	-	$	142,938	$	-
Corporate Bonds		28,119		-		28,119		-
Auction Rate Securities (ARS)		3,450		-		-		3,450
Variable Rate Demand Notes (VRDN)		20,817		20,817		-		-
US Treasury Notes		2,679		2,679		-		-
Privately Managed Funds		1,909		-		-		1,909
Corporate Equities		473		473		-		-
Certificates of Deposit		100		100		-		-
Total	$	200,485	$	24,069	$	171,057	$	5,359