Stock-Based Incentive Plan (Tables)

6 Months Ended

Jun. 30, 2014

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

The following table summarizes stock option and SAR (“stock awards”) activity:



	Number of Shares Under Stock Awards		Weighted Average Exercise Price per Share
Outstanding at December 31, 2013	13,563,881		$	22.05
Granted	5,653,732		52.61
Exercised	(1,586,817	)	19.34
Forfeited	(355,868	)	28.36
Outstanding at June 30, 2014	17,274,928		$	32.21
Vested and expected to vest at June 30, 2014	16,610,392		$	32.19
Exercisable at June 30, 2014	8,390,521		$	20.12

Nonvested Restricted Stock and Restricted Stock Unit, Including Performance Units, Activity

A summary of the status of the Company’s nonvested restricted stock and restricted stock unit awards, including PSUs, (“restricted stock awards”) as of June 30, 2014 and the changes during the six months ended June 30, 2014 are presented below:



	Number of Restricted Stock Awards		Weighted Average Grant-Date Fair Value per Share
Nonvested at December 31, 2013	3,321,836		$	27.13
Granted	2,083,796		40.30
Released	(1,160,689	)	25.58
Forfeited	(188,922	)	29.61
Nonvested at June 30, 2014	4,056,021		$	34.25

Stock-Based Compensation Plans, Valuation Assumptions

The key assumptions used in the valuation of the Awards are as follows:



	2014
Volatility	29.4		%
Risk-free interest rate	1.6		%
Expected term (years)	5.0
Forfeiture rate	5.5		%
Weighted average grant date fair value per stock appreciation right	$	9.43
Weighted average grant date fair value per performance award	$	34.58