Summary of Disaggregated Revenue by Division, Major Product and Service Categories (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 26, 2021	Jun. 27, 2020	Jun. 26, 2021	Jun. 27, 2020
Disaggregation Of Revenue [Line Items]
Total sales	$ 2,286	$ 2,158	$ 4,652	$ 4,883
Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	895	817	1,832	1,992
Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	753	755	1,550	1,619
Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	313	285	630	583
Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	153	155	303	330
Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	172	146	337	359
Business Solutions Division
Disaggregation Of Revenue [Line Items]
Total sales	1,146	1,024	2,274	2,358
Business Solutions Division \| Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	592	548	1,167	1,302
Business Solutions Division \| Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	297	271	606	588
Business Solutions Division \| Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	188	146	363	322
Business Solutions Division \| Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	69	59	138	146
Retail Division
Disaggregation Of Revenue [Line Items]
Total sales	914	912	1,953	2,069
Retail Division \| Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	299	263	660	683
Retail Division \| Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	389	424	828	907
Retail Division \| Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	120	135	258	257
Retail Division \| Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	5	6	11	15
Retail Division \| Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	101	84	196	207
CompuCom Division
Disaggregation Of Revenue [Line Items]
Total sales	222	214	418	450
CompuCom Division \| Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales	67	58	116	122
CompuCom Division \| Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	153	153	299	322
CompuCom Division \| Services, Copy Print and Other
Disaggregation Of Revenue [Line Items]
Total sales	2	3	3	6
Other
Disaggregation Of Revenue [Line Items]
Total sales	4	8	7	6
Other \| Products, Supplies
Disaggregation Of Revenue [Line Items]
Total sales	4	6	5	7
Other \| Products, Technology
Disaggregation Of Revenue [Line Items]
Total sales		2		2
Other \| Products, Furniture and Other
Disaggregation Of Revenue [Line Items]
Total sales	5	4	9	4
Other \| Services, Technology
Disaggregation Of Revenue [Line Items]
Total sales	$ (5)	$ (4)	$ (7)	$ (7)