Division Operating Income (Loss) (Detail) - Operating Segments - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 26, 2020	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Division Operating Income (Loss)	$ 167	$ 158	$ 332	$ 352
Business Solutions Division
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Division Operating Income (Loss)	45	71	98	203
Retail Division
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Division Operating Income (Loss)	119	84	224	160
CompuCom Division
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Division Operating Income (Loss)	$ 3	$ 3	$ 10	$ (11)