Fair Value Measurements (Tables)

6 Months Ended

Sep. 01, 2012

Fair Value Disclosures [Abstract]

Financial assets and liabilities measured at fair value

Financial assets measured at fair value as of September 1, 2012 and March 3, 2012, are summarized below:

(In thousands)	Quoted Prices in Active Markets (Level 1)		Other Observable Inputs (Level 2)		Unobservable Inputs (Level 3)		Total Fair Value
September 1, 2012
Cash equivalents
Money market funds	$	16,100	$	—	$	—	$	16,100
Total cash equivalents	16,100		—		—		16,100
Short-term marketable securities available for sale
Municipal bonds	$	—	$	25,091	$	—	$	25,091
Total short-term marketable securities available for sale	—		25,091		—		25,091
Marketable securities available for sale
Municipal bonds	$	—	$	9,399	$	—	$	9,399
Total marketable securities available for sale	—		9,399		—		9,399
Restricted investments
Money market funds	$	31,073	$	—	$	—	$	31,073
Total restricted investments	31,073		—		—		31,073
Mutual fund investments
Mutual funds	$	657	$	—	$	—	$	657
Total mutual fund investments	657		—		—		657
Total assets at fair value	$	47,830	$	34,490	$	—	$	82,320
March 3, 2012
Cash equivalents
Money market funds	$	46,141	$	—	$	—	$	46,141
Total cash equivalents	46,141		—		—		46,141
Short-term marketable securities available for sale
Municipal bonds	$	—	$	11,664	$	—	$	11,664
Total short-term marketable securities available for sale	—		11,664		—		11,664
Marketable securities available for sale
Municipal bonds	$	—	$	7,936	$	—	$	7,936
Total marketable securities available for sale	—		7,936		—		7,936
Restricted investments
Money market funds	$	23,136	$	—	$	—	$	23,136
Total restricted investments	23,136		—		—		23,136
Mutual fund investments
Mutual funds	$	1,150	$	—	$	—	$	1,150
Total mutual fund investments	1,150		—		—		1,150
Total assets at fair value	$	70,427	$	19,600	$	—	$	90,027