Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Feb. 26, 2012	Feb. 27, 2011
Consolidated Balance Sheets [Abstract]
Accounts receivable, allowances	$ 598	$ 599
Preferred stock, par value	$ 1	$ 1
Preferred stock, shares authorized	500,000	500,000
Preferred stock, shares issued	0	0
Common stock, par value	$ 0.1	$ 0.1
Common stock, shares authorized	60,000,000	60,000,000
Common stock, shares issued	20,795,591	20,722,179
Treasury stock, shares	158	158