Goodwill and Intangible Assets (Details Textual) - USD ($)	12 Months Ended
	Jan. 03, 2016	Dec. 28, 2014	Dec. 29, 2013
Goodwill and Finite-lived Intangible Assets
Goodwill, Period Increase (Decrease)		$ 513,200,000
Impairment of acquisition-related intangible assets	$ 61,000,000	0	$ 83,228,000
Indefinite-Lived Intangible Assets (Excluding Goodwill)
Amortization of Intangible Assets	184,600,000	148,600,000	84,300,000
Total intangible assets, net	296,726,000	$ 542,351,000
Fusion-io Inc [Member]
Indefinite-Lived Intangible Assets (Excluding Goodwill)
Total intangible assets, net	223,900,000
Acquired in-process research and development [Member] | Fusion-io Inc [Member]
Goodwill and Finite-lived Intangible Assets
Impairment of acquisition-related intangible assets	$ 61,000,000
Acquired in-process research and development [Member] | Pliant Technology Inc. [Member]
Goodwill and Finite-lived Intangible Assets
Impairment of acquisition-related intangible assets			$ 83,200,000