(7) Facilities Relocation and Other Transition Costs (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	4 Months Ended	3 Months Ended	4 Months Ended	3 Months Ended	4 Months Ended	3 Months Ended	4 Months Ended	3 Months Ended	4 Months Ended	3 Months Ended	4 Months Ended	12 Months Ended
	Apr. 01, 2012	Apr. 01, 2012	Apr. 01, 2012 Severance, Retention and Other Payroll Costs [Member]	Apr. 01, 2012 Severance, Retention and Other Payroll Costs [Member]	Apr. 01, 2012 Relocation Costs [Member]	Apr. 01, 2012 Relocation Costs [Member]	Apr. 01, 2012 Existing Facilities Closure Costs [Member]	Apr. 01, 2012 Existing Facilities Closure Costs [Member]	Apr. 01, 2012 Consulting and Professional Fees [Member]	Apr. 01, 2012 Consulting and Professional Fees [Member]	Apr. 01, 2012 Other [Member]	Apr. 01, 2012 Other [Member]	Dec. 30, 2012 Fiscal year 2012 [Member]	Dec. 30, 2012 Fiscal Year 2013 [Member]
Restructuring Cost and Reserve [Line Items]
Consolidation of Facilities, Expected Cost													$ 28,000	$ 2,600
Facilities relocation and other transition costs	4,890		2,999		576		0		885		430
Facilities relocation and other transitions costs since inception		10,220		8,344		576		0		885		415
Facilities relocation and other transition costs expected to be incurred	34,170		12,849		6,652		5,537		6,042		3,090
Accelerated depreciation	641	838
Accelerated depreciation expected to be incurred	1,925
Facilities relocation and other transition costs, net	5,531
Facilities relocation and other transition costs, net, inception to date		11,058
Facilities relocation and other transition costs, net, expected to be incurred	36,095
Restructuring Reserve [Roll Forward]
Facilities Relocation, beginning balance	5,345		5,345		0				0		0
Charges	4,890		2,999		576				885		430
Payments	(1,622)		(770)		(290)				(403)		(159)
Facilities Relocation, ending balance	$ 8,613	$ 8,613	$ 7,574	$ 7,574	$ 286	$ 286			$ 482	$ 482	$ 271	$ 271