Schedule - Valuation and Qualifying Accounts (Details) (Allowances for doubtful receivables, USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 02, 2013		Mar. 03, 2012		Feb. 26, 2011
Allowances for doubtful receivables
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	$ 3,109		$ 2,734		$ 1,585
Charged to Costs and Expenses	(194)		841		900
Deductions from Reserves	383	[1]	414	[1]	107	[1]
Other changes add (deduct)	(39)	[2]	(52)	[2]	356	[2]
Balance at End of Period	$ 2,493		$ 3,109		$ 2,734

[1] Net of recoveries

[2] Result of acquisitions and foreign currency effects