Goodwill and Intangible Assets, Net (Details) (USD $)	12 Months Ended		3 Months Ended	12 Months Ended		3 Months Ended		12 Months Ended
	Mar. 30, 2014	Mar. 31, 2013	Dec. 29, 2013 Communications	Mar. 30, 2014 Communications	Mar. 31, 2013 Communications	Sep. 29, 2013 Computing and Consumer	Sep. 30, 2012 Computing and Consumer	Mar. 30, 2014 Computing and Consumer	Mar. 31, 2013 Computing and Consumer
Goodwill [Roll Forward]
Balance	$ 144,924,000	$ 96,092,000		$ 124,205,000	$ 74,673,000			$ 20,719,000	$ 21,419,000
Impairment losses	(2,161,000)		(2,100,000)	(2,161,000)
Dispositions	(7,323,000)	(700,000)			0	(7,300,000)	(700,000)	(7,323,000)	(700,000)
Additions	204,000	49,532,000		204,000	49,532,000			0	0
Balance	135,644,000	144,924,000		122,248,000	124,205,000			13,396,000	20,719,000
Accumulated impairment loss	$ 922,500,000	$ 920,400,000