CONSOLIDATED BALANCE SHEETS (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Jan. 27, 2013	Jan. 29, 2012
Allowance for Doubtful Accounts Receivable, Current	$ 14,791	$ 14,854
Preferred Stock, Par or Stated Value Per Share	$ 0.001	$ 0.00
Preferred Stock, Shares Authorized	2,000,000	2,000,000
Preferred Stock, Shares Issued	0	0
Common Stock, Par or Stated Value Per Share	$ 0.001	$ 0.001
Common Stock, Shares Authorized	2,000,000,000	2,000,000,000
Common Stock, Shares, Issued	720,153,197	705,352,099
Common Stock, Shares, Outstanding	616,756,134	612,191,412
Treasury Stock, Shares	103,397,063	93,160,687