Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Activity and Value of Nonvested Restricted Stock and Performance Share Awards

The following table summarizes the activity and value of nonvested restricted stock and performance share awards for the years ended December 31, 2013, 2012 and 2011:

	2013				2012				2011
	Number  of Shares (000’s)		Weighted Average Grant-date Value (per share)		Number  of Shares (000’s)		Weighted Average Grant-date Value (per share)		Number  of Shares (000’s)		Weighted Average Grant-date Value (per share)
Nonvested awards at beginning of year	720		$	30.14	826		$	27.97	1,027		$	27.61
Granted	339		31.65		298		29.86		318		31.45
Vested	(206	)	30.22		(300	)	23.69		(369	)	26.17
Forfeited	(115	)	30.51		(104	)	30.35		(150	)	28.43
Nonvested awards at end of year	738		30.81		720		30.14		826		27.97

Summary of Activity and Terms of Outstanding Options

The following table summarizes the activity and terms of outstanding options at December 31, 2013, and for each of the years in the three-year period then ended:

	Number of Options (000’s)		Weighted Average Exercise Price (per share)		Weighted  Average Remaining Contractual Life (years)	Aggregate Intrinsic  Value (millions)
Options outstanding at December 31, 2010	993		$	21.30
Exercised	(432	)	20.74
Forfeited	(5	)	23.50
Options outstanding at December 31, 2011	556		21.72
Exercised	(237	)	21.04
Forfeited	(7	)	21.07
Options outstanding at December 31, 2012	312		22.25
Exercised	(244	)	21.97
Forfeited	(4	)	21.72
Options outstanding at December 31, 2013	64		23.33		0.7	$	0.8

Stock Option Groups

At December 31, 2013, the following stock option groups were outstanding:

	Number  of Options (000’s)	Weighted Average Exercise Price (per share)		Weighted Average Remaining Contractual Life (years)
Range of Exercise Prices (per share)
$17.01—22.00	15	$	20.49	1.8
$22.01—27.00	49	24.21		0.4
Options outstanding at December 31, 2013	64	23.33		0.7