Supplementary Cash Flow Information (Detail) - USD ($) $ in Millions	11 Months Ended		12 Months Ended
	Jan. 01, 2016	Jan. 02, 2015	Jan. 30, 2015	Jan. 31, 2014
Supplemental Cash Flow Information [Abstract]
Vested stock issued as settlement of annual bonus accruals	$ 1	$ 1	$ 1	$ 2
Stock issued in lieu of cash dividends	2	2	3	18
Accrued dividends declared	2	25	0	0
Capital lease obligations	6	0	0	1
Promissory note, net received for disposition of business	72	0	0	0
Promissory note, net received from a real estate sale	20	0	0	0
Fair value of assets acquired in acquisitions	0	0	0	259
Cash paid in acquisitions	0	0	0	(3)
Forgiveness of accounts receivable to acquire equity interest in business combination	0	0	0	(105)
Accrued liability for acquisition of business	0	0	0	(3)
Liabilities assumed in acquisitions	0	0	0	148
Cash paid for interest (including discontinued operations)	50	74	74	82
Cash paid for income taxes, net of refunds (including discontinued operations)	$ 31	$ 22	$ 55	$ 63