Segment, Geographic and Product Information - Company's Revenues by Product Groups (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jul. 01, 2012	Jun. 30, 2013	Jul. 01, 2012
Revenue from External Customer [Line Items]
Revenues	$ 589,583	$ 659,573	$ 1,158,219	$ 1,281,997
Storage products [Member]
Revenue from External Customer [Line Items]
Revenues	457,245	534,697	895,146	1,023,166
Networking products [Member]
Revenue from External Customer [Line Items]
Revenues	104,496	98,780	197,099	205,802
Other [Member]
Revenue from External Customer [Line Items]
Revenues	$ 27,842	$ 26,096	$ 65,974	$ 53,029