Weighted-Average Stock Options and Warrants Outstanding Not included in Computation of Diluted Shares Outstanding (Detail) (USD $)	3 Months Ended		6 Months Ended									12 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013	Dec. 28, 2013	Dec. 28, 2013 Notes 2 Point 25 Percent due 2018 [Member]	Dec. 28, 2013 Minimum [Member]	Dec. 28, 2013 Maximum [Member]	Jun. 28, 2014 Convertible Preferred Stock [Member]	Nov. 30, 2010 Convertible Preferred Stock [Member]	Dec. 28, 2013 Convertible Preferred Stock [Member] Maximum [Member]	Dec. 28, 2013 Common Stock [Member] Minimum [Member]	Dec. 28, 2013 Common Stock [Member] Maximum [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Long-term Debt	$ 4,261,200,000		$ 4,261,200,000		$ 3,889,400,000	$ 345,000,000
Preferred Stock Par Value Per Share	$ 2.50		$ 2.50		$ 2.50	$ 100.00
Payments for Repurchase of Common Stock	$ 0	$ 3,700,000	$ 19,400,000	$ 24,800,000								$ 98.80	$ 80.65
Common Stock, Shares, Issued	176,906,265		176,906,265		176,906,265		3.5	4,300,000
Equity Units Conversion Rate Number Of Common Stock Shares												1.0122
Convertible Notes Conversion Rate Number Of Common Stock Shares									1.3631	1.3333	1.2399