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Balance Sheet Account Details - Summary of Property and Equipment (Details) - USD ($)
$ in Millions
Apr. 02, 2017
Jan. 01, 2017
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross $ 1,080 $ 1,040
Accumulated depreciation (346) (327)
Total property and equipment, net 734 713
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross 273 270
Machinery and equipment    
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross 278 274
Computer hardware and software    
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross 168 156
Furniture and fixtures    
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross 26 24
Building    
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross 9 9
Construction in progress    
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross $ 326 $ 307