Share-Based Compensation (Tables)

12 Months Ended

Jan. 30, 2016

Share-Based Compensation [Abstract]

Total Compensation Expense and the Related Tax Benefits Recognized

Total compensation expense included in SG&A and the associated tax benefits recognized related to the Company’s share-based compensation plans were as follows:

	2015		2014		2013
	($ in millions)
Options and shares purchased under the employee stock purchase plan	$	11	$	13	$	12
Restricted stock and restricted stock units		11		11		13
Total share-based compensation expense	$	22	$	24	$	25
Tax benefit recognized	$	8	$	7	$	8
Excess income tax benefit from settled equity-classified share-based awards reported as a cash flow from financing activities	$	35	$	12	$	9

Assumptions used to Compute Share-Based Compensation Expense

The following table shows the Company’s assumptions used to compute the share-based compensation expense:

	Stock Option Plans						Stock Purchase Plan
	2015		2014		2013		2015		2014		2013
Weighted-average risk free rate of interest	1.5	%	2.1	%	1.0	%	0.2	%	0.1	%	0.2	%
Expected volatility	30	%	39	%	42	%	25	%	24	%	40	%
Weighted-average expected award life (in years)	6.0		6.1		6.0		1.0		1.0		1.0
Dividend yield	1.6	%	1.9	%	2.3	%	1.6	%	2.0	%	2.3	%
Weighted-average fair value	$16.07		$15.30		$10.98		$10.47		$7.35		$5.79

Options Granted under Stock Option Plans

The information set forth in the following table covers options granted under the Company’s stock option plans:

		Weighted-		Weighted-
	Number	Average		Average
	of	Remaining		Exercise
	Shares	Contractual Life		Price
	(in thousands)	(in years)		(per share)
Options outstanding at January 31, 2015	5,569			$	25.89
Granted	694				62.29
Exercised	(2,511)				25.50
Expired or cancelled	(58)				49.17
Options outstanding at January 30, 2016	3,694		5.6	$	32.62
Options exercisable at end of year	2,495		4.1	$	22.56
Options vested and expected to vest	3,662		5.5	$	32.40

Total Intrinsic Value of Options Exercised

The total intrinsic value of options exercised (the difference between the market price of the Company’s common stock on the exercise date and the price paid by the optionee to exercise the option) is presented below:

	2015		2014		2013
	($ in millions)
Exercised	$	99	$	22	$	21

Aggregate Intrinsic Value for Stock Options Outstanding and Exercisable

The aggregate intrinsic value for stock options outstanding, outstanding and exercisable, and vested and expected to vest (the difference between the Company’s closing stock price on the last trading day of the period and the exercise price of the options, multiplied by the number of in-the-money stock options) is presented below:

	2015
	($ in millions)
Outstanding	$	129
Outstanding and exercisable	$	112
Vested and expected to vest	$	129

Information about Stock Options Outstanding and Exercisable

The following table summarizes information about stock options outstanding and exercisable at January 30, 2016:

	Options Outstanding				Options Exercisable
		Weighted-
		Average		Weighted-			Weighted-
		Remaining		Average			Average
	Number	Contractual		Exercise	Number		Exercise
Range of Exercise Prices	Outstanding	Life		Price	Exercisable		Price
	(in thousands, except prices per share and contractual life)
$9.85 to $18.80	858	2.7	$	13.32	858	$	13.32
$18.84 to $24.75	855	3.3		19.80	855		19.80
$30.92 to $36.59	784	6.5		32.84	611		32.44
$45.08 to $73.21	1,197	8.7		55.48	171		47.42
	3,694	5.6	$	32.62	2,495	$	22.56

Restricted Share and Unit Activity

Restricted share and RSU activity is summarized as follows:

			Weighted-
			Average
		Number	Remaining	Weighted-Average
		of	Contractual	Grant Date
		Shares	Life	Fair Value
		(in thousands)	(in years)		(per share)
Nonvested at beginning of year		1,038		$	37.96
Granted		155			63.73
Vested		(322)			32.34
Expired or cancelled		(68)			37.97
Nonvested at end of year		803	0.8	$	45.19
Aggregate value ($ in millions)	$	36