Summary of Disaggregated Revenue by Division, Major Product and Service Categories (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017
Disaggregation Of Revenue [Line Items]
Total sales	$ 2,628	$ 2,363	$ 5,458	$ 5,039
Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	1,094		2,298
Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	828		1,767
Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	274		554
Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	225		444
Services, Other
Disaggregation Of Revenue [Line Items]
Total sales	207		395
Business Solutions Division
Disaggregation Of Revenue [Line Items]
Total sales	1,298	1,248	2,626	2,563
Business Solutions Division | Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	717		1,452
Business Solutions Division | Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	327		681
Business Solutions Division | Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	179		351
Business Solutions Division | Services, Other
Disaggregation Of Revenue [Line Items]
Total sales	75		142
Retail Division
Disaggregation Of Revenue [Line Items]
Total sales	1,053	1,111	2,297	2,469
Retail Division | Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	374		842
Retail Division | Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	449		988
Retail Division | Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	93		201
Retail Division | Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	7		16
Retail Division | Services, Other
Disaggregation Of Revenue [Line Items]
Total sales	130		250
CompuCom Division
Disaggregation Of Revenue [Line Items]
Total sales	277		535
CompuCom Division | Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	56		103
CompuCom Division | Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	219		429
CompuCom Division | Services, Other
Disaggregation Of Revenue [Line Items]
Total sales	2		3
Other
Disaggregation Of Revenue [Line Items]
Total sales		$ 4		$ 7
Other | Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	3		4
Other | Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	(4)		(5)
Other | Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	2		2
Other | Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	$ (1)		$ (1)