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Merger and Restructuring Activity - Additional Information (Detail)
$ in Millions
 1 Months Ended 3 Months Ended 9 Months Ended 26 Months Ended
Aug. 31, 2016
Store
Sep. 29, 2018
USD ($)
Sep. 30, 2017
USD ($)
Sep. 29, 2018
USD ($)
Store
Sep. 30, 2017
USD ($)
Store
Sep. 29, 2018
Store
Business Acquisition [Line Items]            
Facility closure, contract termination, and other expenses, net   $ 2 $ 2 $ 10 $ 4  
Gain on sale of warehouse facilities classified as assets held for sale         6  
Merger and restructuring expenses, net   14 22 45 62  
Charges incurred       13    
Transaction and integration   5 4 16 15  
Facility closure expenses, professional fees, non-cash items and other expenses   3 $ 4 10 16  
Merger and restructuring expenses (income), net            
Business Acquisition [Line Items]            
Charges incurred       32    
Transaction and integration       16    
Facility closure expenses, professional fees, non-cash items and other expenses       16    
Strategic Plan            
Business Acquisition [Line Items]            
Professional fees       9    
Comprehensive Business Review            
Business Acquisition [Line Items]            
Restructuring Cost incurred       $ 1 $ 42  
Number of retail stores planned to be closed | Store 300          
Retail stores closure period 3 years          
Number of Retail Stores closed | Store       6 37 141
CompuCom Acquisition            
Business Acquisition [Line Items]            
Transaction and integration   5   $ 11    
Facility closure, contract termination, and other expenses, net       5    
OfficeMax Merger            
Business Acquisition [Line Items]            
Facility closure, contract termination, and other expenses, net   $ 2   $ 5