Restructuring and Other Related Activities (Details Textuals) (USD $)	3 Months Ended		9 Months Ended
	Sep. 28, 2014	Jun. 29, 2014	Sep. 28, 2014
Restructuring Cost and Reserve
Restructuring Charges	$ 10,100,000
Restructuring and Related Cost, Expected Number of Positions Eliminated	134
Other costs	14,926,000		14,926,000
Fusion-io Inc [Member] | Direct Acquisition Cost [Member]
Restructuring Cost and Reserve
Other costs	8,900,000	2,600,000	11,500,000
Employee Severance [Member]
Restructuring Cost and Reserve
Restructuring Charges	9,500,000
Other Restructuring [Member]
Restructuring Cost and Reserve
Restructuring Charges	$ 600,000