Major Component of Discontinued Operations, Net of Tax (Detail) - Discontinued Operations, Held-for-Sale - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 25, 2022	Jun. 26, 2021	Jun. 25, 2022	Jun. 26, 2021
Major components of discontinued operations before income taxes:
Sales		$ 216		$ 408
Cost of goods and occupancy costs:		176		329
Gross profit		40		79
Selling, general and administrative expenses		38		89
Asset impairments		114		114
Merger, restructuring and other operating expenses, net		(4)		(3)
Operating loss		(108)		(121)
Other income (expense):
Loss from major components of discontinued operations before income taxes		(108)		(121)
Gain (loss) on disposal of discontinued operations	$ 7		$ 6
Income (loss) from discontinued operations before income taxes	7	(108)	6	(121)
Income tax benefit			(1)	(4)
Discontinued operations, net of tax	$ 7	$ (108)	$ 7	$ (117)