Segment Information (Detail) - USD ($) $ in Millions		3 Months Ended																12 Months Ended
		Dec. 29, 2018		Sep. 29, 2018	[1]	Jun. 30, 2018	[1]	Mar. 31, 2018	[1]	Dec. 30, 2017		Sep. 30, 2017	[1]	Jul. 01, 2017	[1]	Apr. 01, 2017	[1]	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Sales		$ 2,670	[1],[2]	$ 2,887		$ 2,628		$ 2,830		$ 2,581	[1],[3]	$ 2,620		$ 2,363		$ 2,676		$ 11,015	$ 10,240	$ 11,021
Division operating income																		451	521	565
Capital expenditures																		187	141	111
Depreciation and amortization																		192	159	181
Charges for losses on receivables and inventories																		37	70	78
Assets		6,166								6,323								6,166	6,323
Business Solutions Division
Segment Reporting Information [Line Items]
Sales																		5,282
Retail Division
Segment Reporting Information [Line Items]
Sales																		4,641
CompuCom Division
Segment Reporting Information [Line Items]
Sales																		1,086
Other
Segment Reporting Information [Line Items]
Sales																		6
Operating Segments | Business Solutions Division
Segment Reporting Information [Line Items]
Sales																		5,282	5,108	5,400
Division operating income																		243	262	265
Capital expenditures																		43	45	42
Depreciation and amortization																		64	62	69
Charges for losses on receivables and inventories																		3	8	20
Assets		1,686								1,693								1,686	1,693
Operating Segments | Retail Division
Segment Reporting Information [Line Items]
Sales																		4,641	4,962	5,603
Division operating income																		193	254	299
Capital expenditures																		108	78	58
Depreciation and amortization																		83	78	90
Charges for losses on receivables and inventories																		32	62	58
Assets		1,277								1,270								1,277	1,270
Operating Segments | CompuCom Division
Segment Reporting Information [Line Items]
Sales																		1,086	156
Division operating income																		17	8
Capital expenditures																		14	5
Depreciation and amortization																		38	5
Charges for losses on receivables and inventories																		2
Assets		1,033								1,184								1,033	1,184
Operating Segments | Other
Segment Reporting Information [Line Items]
Sales																		6	14	18
Division operating income																		(2)	(3)	1
Assets		6								5								6	5
Corporate, Eliminations, and Discontinued Operations | Discontinued Operations
Segment Reporting Information [Line Items]
Capital expenditures	[4]																	22	13	11
Depreciation and amortization	[4]																	7	14	$ 22
Assets	[4]	$ 2,164								$ 2,171								$ 2,164	$ 2,171

[1] Due to rounding, the sum of the quarterly amounts may not equal the reported amounts for the year.

[2] The sum of the quarterly earnings per share does not equal the annual earnings per share due to differences in quarterly and annual weighted-average shares outstanding.

[3] Includes $205 million of incremental sales from acquisitions in the fourth quarter of 2017.

[4] Amounts included in “Corporate and Discontinued Operations” consist of (i) assets (including all cash and cash equivalents) and depreciation related to corporate activities of continuing operations, and (ii) assets of discontinued operations amounting to $139 million at December 30, 2017.