Schedule II (Details) - Valuation and Qualifying Accounts (USD $)	12 Months Ended
	Mar. 01, 2015		Mar. 02, 2014		Mar. 03, 2013
Valuation Allowance of Deferred Tax Assets [Member]
DEFERRED INCOME TAX ASSET VALUATION ALLOWANCE:
Beginning Balance	$ 11,941,000		$ 12,465,000		$ 11,661,000
Costs and Expenses	123,000		330,000		804,000
Reduction	(177,000)		(854,000)
Ending Balance	11,887,000		11,941,000		12,465,000
Allowance for Doubtful Accounts [Member]
DEFERRED INCOME TAX ASSET VALUATION ALLOWANCE:
Beginning Balance	416,000		423,000		598,000
Costs and Expenses	(5,000)		(7,000)		(135,000)
Accounts Written Off	(15,000)	[1]		[1]	(40,000)	[1]
Ending Balance	$ 396,000		$ 416,000		$ 423,000

[1] Uncollectible amounts, net of recoveries