Summary of Disaggregated Revenue by Division, Major Product and Service Categories (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Disaggregation Of Revenue [Line Items]
Total sales	$ 2,887	$ 2,620	$ 8,345	$ 7,659
Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	1,279		3,577
Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	864		2,631
Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	310		864
Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	220		664
Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	214		609
Business Solutions Division
Disaggregation Of Revenue [Line Items]
Total sales	1,364	1,288	3,990	3,851
Business Solutions Division \| Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	760		2,212
Business Solutions Division \| Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	323		1,004
Business Solutions Division \| Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	195		546
Business Solutions Division \| Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	1		1
Business Solutions Division \| Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	85		227
Retail Division
Disaggregation Of Revenue [Line Items]
Total sales	1,254	1,329	3,551	3,799
Retail Division \| Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	516		1,358
Retail Division \| Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	493		1,481
Retail Division \| Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	113		314
Retail Division \| Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	8		24
Retail Division \| Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	124		374
CompuCom Division
Disaggregation Of Revenue [Line Items]
Total sales	268		803
CompuCom Division \| Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	51		154
CompuCom Division \| Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	212		641
CompuCom Division \| Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	5		8
Other
Disaggregation Of Revenue [Line Items]
Total sales	1	$ 3	1	$ 9
Other \| Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	3		7
Other \| Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	(3)		(8)
Other \| Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	2		4
Other \| Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	$ (1)		$ (2)