Assets and Liabilities of Discontinued Operations (Detail) - USD ($) $ in Millions	Mar. 31, 2018	Dec. 30, 2017	Apr. 01, 2017
Assets
Cash and cash equivalents	$ 37		$ 58
Current assets of discontinued operations	98	$ 139
Liabilities
Current liabilities of discontinued operations	27	67
Discontinued Operations, Held-for-Sale
Assets
Cash and cash equivalents	37	14
Receivables, net	26	64
Inventories	31	78
Prepaid expenses and other current assets	1	4
Property and equipment, net	14	31
Other assets	2	3
Valuation allowance	(13)	(55)
Current assets of discontinued operations	98	139
Liabilities
Trade accounts payable	15	38
Accrued expenses and other current liabilities	10	24
Deferred income taxes and other long-term liabilities	2	5
Current liabilities of discontinued operations	$ 27	$ 67