Major Classes of Assets and Liabilities of Disposal Group Classified as Held for Sale (Detail) - USD ($) $ in Millions	Dec. 25, 2021	Dec. 26, 2020
Major classes of assets included in discontinued operations:
Total current assets	$ 469	$ 219
Total noncurrent assets		622
Major classes of liabilities included in discontinued operations:
Total current liabilities	290	152
Total noncurrent liabilities		138
CompuCom Division | Discontinued Operations, Held-for-Sale
Major classes of assets included in discontinued operations:
Cash and cash equivalents	23
Receivables, net	221	189
Inventories	20	14
Prepaid expenses and other current assets	15	16
Total current assets		219
Property and equipment, net	25	26
Operating lease right-of-use assets	66	62
Goodwill		214
Other intangible assets, net	255	301
Other assets	14	19
Total noncurrent assets		622
Less: valuation allowance	(170)
Total assets of the disposal group classified as held for sale	469	841
Major classes of liabilities included in discontinued operations:
Trade accounts payable	83	62
Accrued expenses and other current liabilities	86	90
Total current liabilities		152
Deferred income taxes and other long-term liabilities	75	82
Operating lease liabilities	46	56
Total noncurrent liabilities		138
Total liabilities of the disposal group classified as held for sale	$ 290	$ 290