Treasury Stock (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Sep. 24, 2011	Sep. 29, 2012	Sep. 24, 2011
Treasury Stock Transactions, Excluding Value of Shares Reissued [Abstract]
Board-approved share repurchase program of common stock			$ 1,000,000,000
Stock repurchase period			April 2015
Repurchased shares under the share repurchase program	680,705	805,040	1,841,405	2,961,450
Cost of share repurchased under the share repurchase program	61,300,000	49,200,000	163,840,000	172,093,000
Remaining authorization under the share repurchase program			$ 399,100,000