CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Mar. 01, 2014	Mar. 02, 2013
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares authorized	1,500,000,000	1,500,000,000
Common stock, shares issued	971,331,000	904,268,000
Common stock, shares outstanding	971,331,000	904,268,000
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	0	2,000,000
Preferred stock, shares issued	0	7
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	0	2,000,000
Preferred stock, shares issued	0	1,821,000