Property and Equipment Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Jan. 02, 2016	Jan. 03, 2015
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 2,312,289	$ 1,864,770
Less accumulated depreciation and leasehold amortization	1,003,075	940,510
Total property and equipment, net	1,309,214	924,260
Computer and communications equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,261,338	1,137,497
Land, buildings and improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	742,760	439,567
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	201,155	187,351
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	102,681	96,244
Capital lease equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	3,200	3,196
Other equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,155	$ 915