Commitments, Contingencies and Guarantees-JV (Details Textual 1)	9 Months Ended		3 Months Ended		9 Months Ended				3 Months Ended		9 Months Ended				9 Months Ended
	Sep. 29, 2013 USD ($)	Dec. 30, 2012 USD ($)	Sep. 29, 2013 Flash Partners Ltd [Member] USD ($)	Sep. 30, 2012 Flash Partners Ltd [Member] USD ($)	Sep. 29, 2013 Flash Partners Ltd [Member] USD ($)	Sep. 30, 2012 Flash Partners Ltd [Member] USD ($)	Sep. 29, 2013 Flash Partners Ltd [Member] JPY (¥)	Dec. 30, 2012 Flash Partners Ltd [Member] USD ($)	Sep. 29, 2013 Flash Alliance Ltd [Member] USD ($)	Sep. 30, 2012 Flash Alliance Ltd [Member] USD ($)	Sep. 29, 2013 Flash Alliance Ltd [Member] USD ($)	Sep. 30, 2012 Flash Alliance Ltd [Member] USD ($)	Sep. 29, 2013 Flash Alliance Ltd [Member] JPY (¥)	Dec. 30, 2012 Flash Alliance Ltd [Member] USD ($)	Sep. 29, 2013 Flash Forward Ltd [Member] USD ($)	Sep. 29, 2013 Flash Forward Ltd [Member] JPY (¥)	Dec. 30, 2012 Flash Forward Ltd [Member] USD ($)	Sep. 29, 2013 Flash Ventures [Member] USD ($)		Sep. 29, 2013 Flash Ventures [Member] JPY (¥)	Dec. 30, 2012 Flash Ventures [Member] USD ($)	Sep. 29, 2013 Flash Ventures [Member] SanDisk Corporation [Member]	Sep. 29, 2013 Flash Ventures [Member] Toshiba Corporation [Member]
Venture Ownership
Firm's ownership in business venture																						49.90%
Partner's ownership in venture business																							50.10%
Venture Origination Year					Sep. 10, 2004						Jul. 07, 2006				Jul. 13, 2010	Jul. 13, 2010
Equity Investments
Notes Receivable, Related Parties, Noncurrent			$ 157,700,000		$ 157,700,000				$ 346,000,000		$ 346,000,000				$ 142,500,000			$ (646,000,000)			$ (820,000,000)
Equity investment in business venture			204,400,000		204,400,000			232,500,000	305,300,000		305,300,000			342,000,000	59,100,000		65,700,000	(569,000,000)			(640,000,000)
Cumulative translation adjustments	15,908,000	155,389,000	30,300,000		30,300,000			59,300,000	10,600,000		10,600,000			53,700,000	(12,000,000)		(3,700,000)
Equity Method Investment Difference Between Carrying Amount And Underlying Equity (Basis Adjustment)			100,000	500,000	700,000	2,600,000			1,200,000	3,900,000	6,200,000	11,700,000
Master Lease Agreements
Joint Venture Master Equipment Lease Agreement Amount																		1,660,000,000		162,600,000,000
Joint Venture Master Equipment Lease Agreement Outstanding Amount																		1,130,000,000		111,100,000,000
Guarantee of Flash Ventures equipment leases			116,804,000		116,804,000		11,500,000,000		222,268,000		222,268,000		21,800,000,000		226,006,000	22,200,000,000		565,078,000	[1]	55,500,000,000	926,000,000
Master Lease Covenants
Joint Venture Master Equipment Lease Agreement Guarantor Equity Covenant																		1,510,000,000
Tax Commitment
Unrecognized tax benefits from the contractual obligation	$ 203,000,000

[1] The Company’s guarantee obligation, net of cumulative lease payments, was 55.5 billion Japanese yen, or approximately $565 million based upon the exchange rate at September 29, 2013.