CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions		3 Months Ended		9 Months Ended
		Oct. 31, 2015	Nov. 01, 2014	Oct. 31, 2015	Nov. 01, 2014
Sales		$ 1,794	$ 1,731	$ 5,405	$ 5,240
Cost of sales		1,187	1,157	3,575	3,495
Selling, general and administrative expenses		352	353	1,028	1,051
Depreciation and amortization		38	34	109	106
Litigation and impairment charges		100	0	100	3
Interest expense, net		1	1	3	3
Other income, net	[1]	(1)	(1)	(2)	(3)
Costs and Expenses, Total		1,677	1,544	4,813	4,655
Income before income taxes		117	187	592	585
Income tax expense		37	67	209	211
Net income		$ 80	$ 120	$ 383	$ 374
Basic earnings per share:
Net income (in dollars per share)		$ 0.57	$ 0.84	$ 2.74	$ 2.59
Weighted-average common shares outstanding		139.3	143.6	139.6	144.5
Diluted earnings per share:
Net income (in dollars per share)		$ 0.57	$ 0.82	$ 2.71	$ 2.55
Weighted-average common shares assuming dilution		140.9	145.7	141.4	146.6

[1] Other income includes non-operating items, such as lease termination gains, royalty income, and the changes in fair value, premiums paid, and realized gains associated with foreign currency option contracts.