Stock Repurchase Program (Details) (USD $)	1 Months Ended	9 Months Ended	162 Months Ended
	Jun. 14, 2011	May 07, 2011	May 07, 2011	Dec. 15, 2010	Nov. 20, 2010
Stock Repurchase Program (Textuals) [Abstract]
Shares	138,500	4,100,342	125,800,000
Amount	$ 40,000,000	$ 1,000,000,000	$ 9,700,000,000
Stock repurchased, value	10,400,000,000			9,900,000,000	9,400,000,000
Stock repurchase authorized during the period, value	500,000,000			500,000,000
Remaining value authorized for share repurchases		151,900,000	151,900,000
Treasury stock acquired repurchase authorization		From January 1, 1998 to May 7, 2011, the Company has repurchased a total of 125.8 million shares at an aggregate cost of $9.7 billion, including 4,100,342 shares of its common stock at an aggregate cost of $1.0 billion during the thirty-six week period ended May 7, 2011. On December 15, 2010, the Board voted to increase the authorization by $500 million to raise the cumulative share repurchase authorization from $9.4 billion to $9.9 billion. Considering cumulative repurchases as of May 7, 2011, the Company had $151.9 million remaining under the Board’s authorization to repurchase its common stock. On June 14, 2011, the Board voted to increase the authorization by $500 million to raise the cumulative share repurchase authorization from $9.9 billion to $10.4 billion. Subsequent to May 7, 2011, the Company has repurchased xxx,xxx shares of its common stock at an aggregate cost of $xxx.x million. During the thirty-six week period ended May 7, 2011, the Company retired 6.6 million shares of treasury stock which had previously been repurchased under the Company’s share repurchase program. The retirement increased retained deficit by $1,247.7 million and decreased additional paid-in capital by $82.2 million.
Shares of treasury stock retired		6,600,000
Retained Deficit [Member]
Treasury stock value retired, cost method		(1,247,700,000)
Additional Paid-In Capital [Member]
Treasury stock value retired, cost method		$ (82,200,000)