CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data	May 28, 2011	Feb. 26, 2011
Inventories, LIFO reserve (in dollars)	$ 895,013	$ 875,012
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares authorized	1,500,000	1,500,000
Common stock, shares issued	890,221	890,297
Common stock, shares outstanding	890,221	890,297
Preferred Stock-Series G
Preferred stock, par value (in dollars per share)	$ 1	$ 1
Preferred stock, liquidation value (in dollars per share)	$ 100	$ 100
Preferred stock, shares authorized	2,000	2,000
Preferred stock, shares issued	6	6
Preferred Stock-Series H
Preferred stock, par value (in dollars per share)	$ 1	$ 1
Preferred stock, liquidation value (in dollars per share)	$ 100	$ 100
Preferred stock, shares authorized	2,000	2,000
Preferred stock, shares issued	1,641	1,616