Summary of Disaggregated Revenue by Division, Major Product and Service Categories (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019
Disaggregation Of Revenue [Line Items]
Total sales	$ 2,158	$ 2,588	$ 4,883	$ 5,356
Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	817	1,104	1,992	2,319
Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	755	794	1,619	1,649
Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	285	285	583	575
Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	155	184	330	371
Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	146	221	359	442
Business Solutions Division
Disaggregation Of Revenue [Line Items]
Total sales	1,024	1,328	2,358	2,672
Business Solutions Division | Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	548	745	1,302	1,506
Business Solutions Division | Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	271	315	588	639
Business Solutions Division | Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	146	189	322	372
Business Solutions Division | Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	59	79	146	155
Retail Division
Disaggregation Of Revenue [Line Items]
Total sales	912	1,000	2,069	2,175
Retail Division | Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	263	355	683	807
Retail Division | Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	424	404	907	872
Retail Division | Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	135	95	257	201
Retail Division | Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	6	7	15	14
Retail Division | Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	84	139	207	281
CompuCom Division
Disaggregation Of Revenue [Line Items]
Total sales	214	258	450	506
CompuCom Division | Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	58	75	122	137
CompuCom Division | Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	153	181	322	363
CompuCom Division | Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	3	2	6	6
Other
Disaggregation Of Revenue [Line Items]
Total sales	8	2	6	3
Other | Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	6	4	7	6
Other | Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	2		2	1
Other | Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	4	1	4	2
Other | Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	$ (4)	(4)	$ (7)	$ (6)
Other | Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales		$ 1