Income Taxes (Schedule of Net Deferred Tax Assets) (Detail) - USD ($) $ in Millions	Jan. 01, 2016	Jan. 30, 2015
Income Tax Disclosure [Abstract]
Net current deferred tax assets	$ 0	$ 12
Deferred income taxes	8	14
Net non-current deferred tax liabilities	(34)	(21)
Net deferred tax liabilities	$ (26)
Net deferred tax assets		$ 5