EQUITY Stock Held in Trust (Details) (USD $)	Apr. 29, 2012
Supplemental Pension Plan [Member]
Common Stock, Shares Held in Employee Trust, Shares	2,616,687
Common Stock, Shares Held in Employee Trust, Per Share	$ 23.75
Director Fee Deferral Program [Member]
Common Stock, Shares Held in Employee Trust, Shares	291,635
Common Stock, Shares Held in Employee Trust, Per Share	$ 19.72