Commitments, Contingencies and Guarantees-JV Lease Amounts (Details 2) In Thousands, unless otherwise specified	Sep. 28, 2014 USD ($)		Dec. 29, 2013 USD ($)	Sep. 28, 2014 Flash Ventures [Member] USD ($)	Sep. 28, 2014 Flash Ventures [Member] JPY (¥)	Sep. 28, 2014 Payment of Principal Amortization [Member] Flash Ventures [Member] USD ($)	Sep. 28, 2014 Purchase Option Exercise Price at Final Lease Terms [Member] Flash Ventures [Member] USD ($)
Remaining guarantee obligations
Year 1				$ 181,483		$ 151,598	$ 29,885
Year 2				127,059		116,589	10,470
Year 3				136,098		78,310	57,788
Year 4				52,573		34,979	17,594
Year 5				55,922		21,156	34,766
Guarantee of Flash Ventures equipment leases	$ 553,135	[1]	$ 492,000	$ 553,135	¥ 60,400,000	$ 402,632	$ 150,503

[1] The Company’s guarantee obligation, net of cumulative lease payments, was 60.4 billion Japanese yen, or approximately $553 million based upon the exchange rate at September 28, 2014.