Investments and Fair Value Measurements-Debt Instrument FV (Details 8) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2014	Dec. 29, 2013
Related costs and the fair values based on quoted market prices
Convertible debt, carrying value	$ 2,006,677	$ 1,985,363
Convertible Debt [Member]
Related costs and the fair values based on quoted market prices
Convertible debt, carrying value	2,006,677	1,985,363
Convertible debt, fair value	3,285,095	2,947,450
1.5% Sr. Convertible Notes due 2017 [Member]
Related costs and the fair values based on quoted market prices
Convertible debt, carrying value	840,180	829,792
Convertible debt, fair value	1,636,760	1,467,160
0.5% Sr. Convertible Notes due 2020 [Member]
Related costs and the fair values based on quoted market prices
Convertible debt, carrying value	1,166,497	1,155,571
Convertible debt, fair value	$ 1,648,335	$ 1,480,290