Facilities Relocation and Other Transactions Facilities Relocation Costs (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended			13 Months Ended
	Dec. 29, 2013	Dec. 30, 2012	Jan. 01, 2012	Dec. 30, 2012
Facilities relocation and other transition costs
Restructuring Cost and Reserve [Line Items]
Facilities relocation costs and other transactions, Expected cost	$ 36,882
Facilities relocation costs and other transactions, Incurred cost, Net of accelerated depreciation expense and share-based compensation expense		28,990	5,527
Facilities relocation costs and other transactions, Incurred cost		26,769	5,359
Facilities relocation costs and other transactions Incurred to date net of accelerated depreciation expense and share-based compensation expense				34,517
Facilities relocation costs and other transactions, Cost incurred to date				32,128
Facilities relocation costs and other transactions, Expected cost, Net of accelerated depreciation expense and share-based compensation expense	39,271
Facilities relocation and other transition costs | Severance, retention and other payroll costs
Restructuring Cost and Reserve [Line Items]
Facilities relocation costs and other transactions, Expected cost	16,577
Facilities relocation costs and other transactions, Incurred cost		9,952	5,345
Facilities relocation costs and other transactions, Cost incurred to date				15,297
Facilities relocation and other transition costs | Relocation costs
Restructuring Cost and Reserve [Line Items]
Facilities relocation costs and other transactions, Expected cost	7,546
Facilities relocation costs and other transactions, Incurred cost		5,222	0
Facilities relocation costs and other transactions, Cost incurred to date				5,222
Facilities relocation and other transition costs | Atlanta facility closure costs
Restructuring Cost and Reserve [Line Items]
Facilities relocation costs and other transactions, Expected cost	4,541
Facilities relocation costs and other transactions, Incurred cost		4,541	0
Facilities relocation costs and other transactions, Cost incurred to date				4,541
Facilities relocation and other transition costs | Consulting and professional fees
Restructuring Cost and Reserve [Line Items]
Facilities relocation costs and other transactions, Expected cost	5,968
Facilities relocation costs and other transactions, Incurred cost		4,928	0
Facilities relocation costs and other transactions, Cost incurred to date				4,928
Facilities relocation and other transition costs | Other
Restructuring Cost and Reserve [Line Items]
Facilities relocation costs and other transactions, Expected cost	2,250
Facilities relocation costs and other transactions, Incurred cost		2,126	14
Facilities relocation costs and other transactions, Cost incurred to date				2,140
Facilities relocation and other transition costs | Accelerated depreciation expense
Restructuring Cost and Reserve [Line Items]
Facilities relocation costs and other transactions, Expected cost	2,118
Facilities relocation costs and other transactions, Incurred cost		1,921	197
Facilities relocation costs and other transactions, Cost incurred to date				2,118
Facilities relocation and other transition costs | Share-based compensation
Restructuring Cost and Reserve [Line Items]
Facilities relocation costs and other transactions, Expected cost	271
Facilities relocation costs and other transactions, Incurred cost		300	(29)
Facilities relocation costs and other transactions, Cost incurred to date				271
Fiscal Year 2013 [Member]
Restructuring Cost and Reserve [Line Items]
Facilities relocation costs and other transactions, Expected cost		$ 4,800