Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Nov. 30, 2013	Mar. 02, 2013	Nov. 24, 2012
Cash and cash equivalents, temporary investments	$ 120,222	$ 191,568	$ 97,064
Properties, accumulated depreciation	$ 418,167	$ 483,067	$ 476,403
Common stock, par value	$ 0.001	$ 0.001	$ 0.001
Common stock, shares authorized	500,000,000	500,000,000	500,000,000
Common stock, shares issued	125,232,000	125,232,000	125,232,000
Treasury stock, shares	21,956,000	18,906,000	18,861,000